From patchwork Sat Jun 16 00:04:54 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Wu Fengguang X-Patchwork-Id: 165252 Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Received: from ozlabs.org (localhost [IPv6:::1]) by ozlabs.org (Postfix) with ESMTP id 9C1E0100A38 for ; Sat, 16 Jun 2012 11:13:22 +1000 (EST) Received: from mga09.intel.com (mga09.intel.com [134.134.136.24]) by ozlabs.org (Postfix) with ESMTP id C1348B70B9 for ; Sat, 16 Jun 2012 10:05:11 +1000 (EST) Received: from orsmga002.jf.intel.com ([10.7.209.21]) by orsmga102.jf.intel.com with ESMTP; 15 Jun 2012 17:05:10 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.67,351,1309762800"; d="scan'208,223";a="158266189" Received: from bee.sh.intel.com (HELO localhost) ([10.239.97.14]) by orsmga002.jf.intel.com with ESMTP; 15 Jun 2012 17:05:08 -0700 Received: from wfg by localhost with local (Exim 4.77) (envelope-from ) id 1SfgVa-000El2-9J; Sat, 16 Jun 2012 08:04:54 +0800 Date: Sat, 16 Jun 2012 08:04:54 +0800 From: wfg@linux.intel.com To: Kay Sievers Subject: [driver-core:driver-core-linus 6/6] block/partitions/efi.o: In function `kmsg_dump_get_line': efi.c:(.text+0x720): multiple definition of `kmsg_dump_get_line' Message-ID: <4fdbcda6.jj2oe7y+H0nS90EK%wfg@linux.intel.com> User-Agent: Heirloom mailx 12.5 6/20/10 MIME-Version: 1.0 X-Mailman-Approved-At: Sat, 16 Jun 2012 11:03:57 +1000 Cc: devel@driverdev.osuosl.org, linuxppc-dev@lists.ozlabs.org, linux-mtd@lists.infradead.org, Greg Kroah-Hartman X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.15rc1 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: linuxppc-dev-bounces+patchwork-incoming=ozlabs.org@lists.ozlabs.org Sender: "Linuxppc-dev" Hi Kay, Kernel build failed on tree: git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core.git driver-core-linus head: e2ae715d66bf4becfb85eb84b7150e23cf27df30 commit: e2ae715d66bf4becfb85eb84b7150e23cf27df30 [6/6] kmsg - kmsg_dump() use iterator to receive log buffer content config: x86_64-randconfig-usb4 (attached as .config) All related error/warning messages are: drivers/firmware/iscsi_ibft_find.o: In function `kmsg_dump_get_line': iscsi_ibft_find.c:(.text+0x0): multiple definition of `kmsg_dump_get_line' drivers/firmware/iscsi_ibft_find.o: In function `kmsg_dump_get_buffer': iscsi_ibft_find.c:(.text+0x10): multiple definition of `kmsg_dump_get_buffer' drivers/firmware/iscsi_ibft_find.o: In function `kmsg_dump_rewind': iscsi_ibft_find.c:(.text+0x20): multiple definition of `kmsg_dump_rewind' block/partitions/efi.o: In function `kmsg_dump_get_line': efi.c:(.text+0x720): multiple definition of `kmsg_dump_get_line' block/partitions/efi.o: In function `kmsg_dump_get_buffer': efi.c:(.text+0x730): multiple definition of `kmsg_dump_get_buffer' block/partitions/efi.o: In function `kmsg_dump_rewind': efi.c:(.text+0x740): multiple definition of `kmsg_dump_rewind' kernel/printk.o: In function `kmsg_dump_get_line': printk.c:(.text+0x5c0): multiple definition of `kmsg_dump_get_line' kernel/printk.o: In function `kmsg_dump_get_buffer': printk.c:(.text+0x5d0): multiple definition of `kmsg_dump_get_buffer' kernel/printk.o: In function `kmsg_dump_rewind': printk.c:(.text+0x5e0): multiple definition of `kmsg_dump_rewind' kernel/sys.o: In function `kmsg_dump_get_line': sys.c:(.text+0x6f0): multiple definition of `kmsg_dump_get_line' kernel/sys.o: In function `kmsg_dump_get_buffer': sys.c:(.text+0x700): multiple definition of `kmsg_dump_get_buffer' kernel/sys.o: In function `kmsg_dump_rewind': sys.c:(.text+0x710): multiple definition of `kmsg_dump_rewind' arch/x86/kernel/reboot.o: In function `kmsg_dump_get_line': reboot.c:(.text+0x3c0): multiple definition of `kmsg_dump_get_line' arch/x86/kernel/reboot.o: In function `kmsg_dump_get_buffer': reboot.c:(.text+0x3d0): multiple definition of `kmsg_dump_get_buffer' arch/x86/kernel/reboot.o: In function `kmsg_dump_rewind': reboot.c:(.text+0x3e0): multiple definition of `kmsg_dump_rewind' arch/x86/kernel/paravirt.o: In function `kmsg_dump_get_line': paravirt.c:(.text+0x8b0): multiple definition of `kmsg_dump_get_line' arch/x86/kernel/paravirt.o: In function `kmsg_dump_get_buffer': paravirt.c:(.text+0x8c0): multiple definition of `kmsg_dump_get_buffer' arch/x86/kernel/paravirt.o: In function `kmsg_dump_rewind': paravirt.c:(.text+0x8d0): multiple definition of `kmsg_dump_rewind' --- 0-DAY kernel build testing backend Open Source Technology Centre Fengguang Wu Intel Corporation # # Automatically generated file; DO NOT EDIT. # Linux/x86_64 3.5.0-rc2 Kernel Configuration # CONFIG_64BIT=y # CONFIG_X86_32 is not set CONFIG_X86_64=y CONFIG_X86=y CONFIG_INSTRUCTION_DECODER=y CONFIG_OUTPUT_FORMAT="elf64-x86-64" CONFIG_ARCH_DEFCONFIG="arch/x86/configs/x86_64_defconfig" CONFIG_LOCKDEP_SUPPORT=y CONFIG_STACKTRACE_SUPPORT=y CONFIG_HAVE_LATENCYTOP_SUPPORT=y CONFIG_MMU=y CONFIG_NEED_DMA_MAP_STATE=y CONFIG_NEED_SG_DMA_LENGTH=y CONFIG_GENERIC_ISA_DMA=y CONFIG_GENERIC_BUG=y CONFIG_GENERIC_BUG_RELATIVE_POINTERS=y CONFIG_GENERIC_HWEIGHT=y CONFIG_ARCH_MAY_HAVE_PC_FDC=y # CONFIG_RWSEM_GENERIC_SPINLOCK is not set CONFIG_RWSEM_XCHGADD_ALGORITHM=y CONFIG_GENERIC_CALIBRATE_DELAY=y CONFIG_ARCH_HAS_CPU_RELAX=y CONFIG_ARCH_HAS_DEFAULT_IDLE=y CONFIG_ARCH_HAS_CACHE_LINE_SIZE=y CONFIG_ARCH_HAS_CPU_AUTOPROBE=y CONFIG_HAVE_SETUP_PER_CPU_AREA=y CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK=y CONFIG_NEED_PER_CPU_PAGE_FIRST_CHUNK=y CONFIG_ARCH_HIBERNATION_POSSIBLE=y CONFIG_ARCH_SUSPEND_POSSIBLE=y CONFIG_ZONE_DMA32=y CONFIG_AUDIT_ARCH=y CONFIG_ARCH_SUPPORTS_OPTIMIZED_INLINING=y CONFIG_ARCH_SUPPORTS_DEBUG_PAGEALLOC=y CONFIG_X86_64_SMP=y CONFIG_X86_HT=y CONFIG_ARCH_HWEIGHT_CFLAGS="-fcall-saved-rdi -fcall-saved-rsi -fcall-saved-rdx -fcall-saved-rcx -fcall-saved-r8 -fcall-saved-r9 -fcall-saved-r10 -fcall-saved-r11" CONFIG_ARCH_CPU_PROBE_RELEASE=y CONFIG_ARCH_SUPPORTS_UPROBES=y CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" CONFIG_HAVE_IRQ_WORK=y CONFIG_IRQ_WORK=y CONFIG_BUILDTIME_EXTABLE_SORT=y # # General setup # CONFIG_EXPERIMENTAL=y CONFIG_INIT_ENV_ARG_LIMIT=32 CONFIG_CROSS_COMPILE="" CONFIG_LOCALVERSION="" CONFIG_LOCALVERSION_AUTO=y CONFIG_HAVE_KERNEL_GZIP=y CONFIG_HAVE_KERNEL_BZIP2=y CONFIG_HAVE_KERNEL_LZMA=y CONFIG_HAVE_KERNEL_XZ=y CONFIG_HAVE_KERNEL_LZO=y # CONFIG_KERNEL_GZIP is not set # CONFIG_KERNEL_BZIP2 is not set CONFIG_KERNEL_LZMA=y # CONFIG_KERNEL_XZ is not set # CONFIG_KERNEL_LZO is not set CONFIG_DEFAULT_HOSTNAME="(none)" # CONFIG_SWAP is not set # CONFIG_SYSVIPC is not set CONFIG_POSIX_MQUEUE=y CONFIG_BSD_PROCESS_ACCT=y # CONFIG_BSD_PROCESS_ACCT_V3 is not set # CONFIG_FHANDLE is not set # CONFIG_TASKSTATS is not set # CONFIG_AUDIT is not set CONFIG_HAVE_GENERIC_HARDIRQS=y # # IRQ subsystem # CONFIG_GENERIC_HARDIRQS=y CONFIG_GENERIC_IRQ_PROBE=y CONFIG_GENERIC_IRQ_SHOW=y CONFIG_GENERIC_PENDING_IRQ=y CONFIG_IRQ_DOMAIN=y # CONFIG_IRQ_DOMAIN_DEBUG is not set CONFIG_IRQ_FORCED_THREADING=y CONFIG_SPARSE_IRQ=y CONFIG_CLOCKSOURCE_WATCHDOG=y CONFIG_ARCH_CLOCKSOURCE_DATA=y CONFIG_GENERIC_TIME_VSYSCALL=y CONFIG_GENERIC_CLOCKEVENTS=y CONFIG_GENERIC_CLOCKEVENTS_BUILD=y CONFIG_GENERIC_CLOCKEVENTS_BROADCAST=y CONFIG_GENERIC_CLOCKEVENTS_MIN_ADJUST=y CONFIG_GENERIC_CMOS_UPDATE=y # # Timers subsystem # CONFIG_TICK_ONESHOT=y CONFIG_NO_HZ=y CONFIG_HIGH_RES_TIMERS=y # # RCU Subsystem # CONFIG_TREE_RCU=y # CONFIG_PREEMPT_RCU is not set CONFIG_RCU_FANOUT=64 CONFIG_RCU_FANOUT_LEAF=16 CONFIG_RCU_FANOUT_EXACT=y # CONFIG_RCU_FAST_NO_HZ is not set CONFIG_TREE_RCU_TRACE=y CONFIG_IKCONFIG=y CONFIG_IKCONFIG_PROC=y CONFIG_LOG_BUF_SHIFT=17 CONFIG_HAVE_UNSTABLE_SCHED_CLOCK=y CONFIG_CGROUPS=y CONFIG_CGROUP_DEBUG=y # CONFIG_CGROUP_FREEZER is not set CONFIG_CGROUP_DEVICE=y CONFIG_CPUSETS=y CONFIG_PROC_PID_CPUSET=y CONFIG_CGROUP_CPUACCT=y # CONFIG_RESOURCE_COUNTERS is not set # CONFIG_CGROUP_PERF is not set CONFIG_CGROUP_SCHED=y CONFIG_FAIR_GROUP_SCHED=y # CONFIG_CFS_BANDWIDTH is not set # CONFIG_RT_GROUP_SCHED is not set # CONFIG_BLK_CGROUP is not set # CONFIG_CHECKPOINT_RESTORE is not set # CONFIG_NAMESPACES is not set CONFIG_SCHED_AUTOGROUP=y # CONFIG_RELAY is not set # CONFIG_BLK_DEV_INITRD is not set # CONFIG_CC_OPTIMIZE_FOR_SIZE is not set CONFIG_ANON_INODES=y CONFIG_EXPERT=y # CONFIG_UID16 is not set CONFIG_KALLSYMS=y CONFIG_KALLSYMS_ALL=y CONFIG_HOTPLUG=y # CONFIG_PRINTK is not set CONFIG_BUG=y CONFIG_ELF_CORE=y # CONFIG_PCSPKR_PLATFORM is not set CONFIG_HAVE_PCSPKR_PLATFORM=y CONFIG_BASE_FULL=y CONFIG_FUTEX=y CONFIG_EPOLL=y # CONFIG_SIGNALFD is not set # CONFIG_TIMERFD is not set CONFIG_EVENTFD=y CONFIG_SHMEM=y CONFIG_AIO=y # CONFIG_EMBEDDED is not set CONFIG_HAVE_PERF_EVENTS=y # # Kernel Performance Events And Counters # CONFIG_PERF_EVENTS=y # CONFIG_DEBUG_PERF_USE_VMALLOC is not set CONFIG_VM_EVENT_COUNTERS=y CONFIG_COMPAT_BRK=y # CONFIG_SLAB is not set CONFIG_SLUB=y # CONFIG_SLOB is not set CONFIG_PROFILING=y CONFIG_TRACEPOINTS=y # CONFIG_OPROFILE is not set CONFIG_HAVE_OPROFILE=y CONFIG_OPROFILE_NMI_TIMER=y # CONFIG_JUMP_LABEL is not set CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y CONFIG_HAVE_IOREMAP_PROT=y CONFIG_HAVE_KPROBES=y CONFIG_HAVE_KRETPROBES=y CONFIG_HAVE_OPTPROBES=y CONFIG_HAVE_ARCH_TRACEHOOK=y CONFIG_HAVE_DMA_ATTRS=y CONFIG_USE_GENERIC_SMP_HELPERS=y CONFIG_GENERIC_SMP_IDLE_THREAD=y CONFIG_HAVE_REGS_AND_STACK_ACCESS_API=y CONFIG_HAVE_DMA_API_DEBUG=y CONFIG_HAVE_HW_BREAKPOINT=y CONFIG_HAVE_MIXED_BREAKPOINTS_REGS=y CONFIG_HAVE_USER_RETURN_NOTIFIER=y CONFIG_HAVE_PERF_EVENTS_NMI=y CONFIG_HAVE_ARCH_JUMP_LABEL=y CONFIG_ARCH_HAVE_NMI_SAFE_CMPXCHG=y CONFIG_HAVE_ALIGNED_STRUCT_PAGE=y CONFIG_HAVE_CMPXCHG_LOCAL=y CONFIG_HAVE_CMPXCHG_DOUBLE=y CONFIG_ARCH_WANT_OLD_COMPAT_IPC=y CONFIG_HAVE_ARCH_SECCOMP_FILTER=y # # GCOV-based kernel profiling # # CONFIG_GCOV_KERNEL is not set # CONFIG_HAVE_GENERIC_DMA_COHERENT is not set CONFIG_RT_MUTEXES=y CONFIG_BASE_SMALL=0 # CONFIG_MODULES is not set CONFIG_STOP_MACHINE=y CONFIG_BLOCK=y CONFIG_BLK_DEV_BSG=y # CONFIG_BLK_DEV_BSGLIB is not set # CONFIG_BLK_DEV_INTEGRITY is not set # # Partition Types # CONFIG_PARTITION_ADVANCED=y # CONFIG_ACORN_PARTITION is not set CONFIG_OSF_PARTITION=y CONFIG_AMIGA_PARTITION=y # CONFIG_ATARI_PARTITION is not set # CONFIG_MAC_PARTITION is not set # CONFIG_MSDOS_PARTITION is not set CONFIG_LDM_PARTITION=y CONFIG_LDM_DEBUG=y CONFIG_SGI_PARTITION=y CONFIG_ULTRIX_PARTITION=y # CONFIG_SUN_PARTITION is not set CONFIG_KARMA_PARTITION=y CONFIG_EFI_PARTITION=y # CONFIG_SYSV68_PARTITION is not set CONFIG_BLOCK_COMPAT=y # # IO Schedulers # CONFIG_IOSCHED_NOOP=y CONFIG_IOSCHED_DEADLINE=y # CONFIG_IOSCHED_CFQ is not set CONFIG_DEFAULT_DEADLINE=y # CONFIG_DEFAULT_NOOP is not set CONFIG_DEFAULT_IOSCHED="deadline" CONFIG_PADATA=y # CONFIG_INLINE_SPIN_TRYLOCK is not set # CONFIG_INLINE_SPIN_TRYLOCK_BH is not set # CONFIG_INLINE_SPIN_LOCK is not set # CONFIG_INLINE_SPIN_LOCK_BH is not set # CONFIG_INLINE_SPIN_LOCK_IRQ is not set # CONFIG_INLINE_SPIN_LOCK_IRQSAVE is not set CONFIG_UNINLINE_SPIN_UNLOCK=y # CONFIG_INLINE_SPIN_UNLOCK_BH is not set # CONFIG_INLINE_SPIN_UNLOCK_IRQ is not set # CONFIG_INLINE_SPIN_UNLOCK_IRQRESTORE is not set # CONFIG_INLINE_READ_TRYLOCK is not set # CONFIG_INLINE_READ_LOCK is not set # CONFIG_INLINE_READ_LOCK_BH is not set # CONFIG_INLINE_READ_LOCK_IRQ is not set # CONFIG_INLINE_READ_LOCK_IRQSAVE is not set # CONFIG_INLINE_READ_UNLOCK is not set # CONFIG_INLINE_READ_UNLOCK_BH is not set # CONFIG_INLINE_READ_UNLOCK_IRQ is not set # CONFIG_INLINE_READ_UNLOCK_IRQRESTORE is not set # CONFIG_INLINE_WRITE_TRYLOCK is not set # CONFIG_INLINE_WRITE_LOCK is not set # CONFIG_INLINE_WRITE_LOCK_BH is not set # CONFIG_INLINE_WRITE_LOCK_IRQ is not set # CONFIG_INLINE_WRITE_LOCK_IRQSAVE is not set # CONFIG_INLINE_WRITE_UNLOCK is not set # CONFIG_INLINE_WRITE_UNLOCK_BH is not set # CONFIG_INLINE_WRITE_UNLOCK_IRQ is not set # CONFIG_INLINE_WRITE_UNLOCK_IRQRESTORE is not set # CONFIG_MUTEX_SPIN_ON_OWNER is not set CONFIG_FREEZER=y # # Processor type and features # # CONFIG_ZONE_DMA is not set CONFIG_SMP=y CONFIG_X86_MPPARSE=y CONFIG_X86_EXTENDED_PLATFORM=y CONFIG_X86_SUPPORTS_MEMORY_FAILURE=y CONFIG_SCHED_OMIT_FRAME_POINTER=y CONFIG_PARAVIRT_GUEST=y # CONFIG_PARAVIRT_TIME_ACCOUNTING is not set CONFIG_XEN=y # CONFIG_XEN_PRIVILEGED_GUEST is not set CONFIG_XEN_MAX_DOMAIN_MEMORY=500 CONFIG_XEN_SAVE_RESTORE=y CONFIG_XEN_DEBUG_FS=y CONFIG_KVM_CLOCK=y # CONFIG_KVM_GUEST is not set CONFIG_PARAVIRT=y # CONFIG_PARAVIRT_SPINLOCKS is not set CONFIG_PARAVIRT_CLOCK=y CONFIG_PARAVIRT_DEBUG=y CONFIG_NO_BOOTMEM=y CONFIG_MEMTEST=y # CONFIG_MK8 is not set # CONFIG_MPSC is not set # CONFIG_MCORE2 is not set # CONFIG_MATOM is not set CONFIG_GENERIC_CPU=y CONFIG_X86_INTERNODE_CACHE_SHIFT=6 CONFIG_X86_CMPXCHG=y CONFIG_X86_L1_CACHE_SHIFT=6 CONFIG_X86_XADD=y CONFIG_X86_WP_WORKS_OK=y CONFIG_X86_TSC=y CONFIG_X86_CMPXCHG64=y CONFIG_X86_CMOV=y CONFIG_X86_MINIMUM_CPU_FAMILY=64 CONFIG_X86_DEBUGCTLMSR=y CONFIG_PROCESSOR_SELECT=y # CONFIG_CPU_SUP_INTEL is not set CONFIG_CPU_SUP_AMD=y CONFIG_CPU_SUP_CENTAUR=y CONFIG_HPET_TIMER=y CONFIG_DMI=y CONFIG_SWIOTLB=y CONFIG_IOMMU_HELPER=y CONFIG_MAXSMP=y CONFIG_NR_CPUS=4096 CONFIG_SCHED_SMT=y # CONFIG_SCHED_MC is not set CONFIG_IRQ_TIME_ACCOUNTING=y CONFIG_PREEMPT_NONE=y # CONFIG_PREEMPT_VOLUNTARY is not set # CONFIG_PREEMPT is not set CONFIG_X86_LOCAL_APIC=y CONFIG_X86_IO_APIC=y # CONFIG_X86_REROUTE_FOR_BROKEN_BOOT_IRQS is not set CONFIG_X86_MCE=y CONFIG_X86_MCE_INTEL=y CONFIG_X86_MCE_AMD=y CONFIG_X86_MCE_THRESHOLD=y CONFIG_X86_MCE_INJECT=y CONFIG_X86_THERMAL_VECTOR=y CONFIG_I8K=y # CONFIG_MICROCODE is not set CONFIG_X86_MSR=y # CONFIG_X86_CPUID is not set CONFIG_ARCH_PHYS_ADDR_T_64BIT=y CONFIG_ARCH_DMA_ADDR_T_64BIT=y CONFIG_DIRECT_GBPAGES=y CONFIG_NUMA=y CONFIG_NUMA_EMU=y CONFIG_NODES_SHIFT=10 CONFIG_ARCH_SPARSEMEM_ENABLE=y CONFIG_ARCH_SPARSEMEM_DEFAULT=y CONFIG_ARCH_SELECT_MEMORY_MODEL=y CONFIG_ILLEGAL_POINTER_VALUE=0xdead000000000000 CONFIG_SELECT_MEMORY_MODEL=y CONFIG_SPARSEMEM_MANUAL=y CONFIG_SPARSEMEM=y CONFIG_NEED_MULTIPLE_NODES=y CONFIG_HAVE_MEMORY_PRESENT=y CONFIG_SPARSEMEM_EXTREME=y CONFIG_SPARSEMEM_VMEMMAP_ENABLE=y CONFIG_SPARSEMEM_ALLOC_MEM_MAP_TOGETHER=y CONFIG_SPARSEMEM_VMEMMAP=y CONFIG_HAVE_MEMBLOCK=y CONFIG_HAVE_MEMBLOCK_NODE_MAP=y CONFIG_ARCH_DISCARD_MEMBLOCK=y # CONFIG_MEMORY_HOTPLUG is not set CONFIG_PAGEFLAGS_EXTENDED=y CONFIG_SPLIT_PTLOCK_CPUS=999999 CONFIG_COMPACTION=y CONFIG_MIGRATION=y CONFIG_PHYS_ADDR_T_64BIT=y CONFIG_ZONE_DMA_FLAG=0 CONFIG_VIRT_TO_BUS=y CONFIG_KSM=y CONFIG_DEFAULT_MMAP_MIN_ADDR=4096 CONFIG_ARCH_SUPPORTS_MEMORY_FAILURE=y # CONFIG_MEMORY_FAILURE is not set # CONFIG_TRANSPARENT_HUGEPAGE is not set CONFIG_CROSS_MEMORY_ATTACH=y CONFIG_CLEANCACHE=y # CONFIG_X86_CHECK_BIOS_CORRUPTION is not set CONFIG_X86_RESERVE_LOW=64 CONFIG_MTRR=y # CONFIG_MTRR_SANITIZER is not set # CONFIG_X86_PAT is not set CONFIG_ARCH_RANDOM=y # CONFIG_SECCOMP is not set CONFIG_CC_STACKPROTECTOR=y # CONFIG_HZ_100 is not set CONFIG_HZ_250=y # CONFIG_HZ_300 is not set # CONFIG_HZ_1000 is not set CONFIG_HZ=250 CONFIG_SCHED_HRTICK=y # CONFIG_KEXEC is not set CONFIG_CRASH_DUMP=y CONFIG_PHYSICAL_START=0x1000000 # CONFIG_RELOCATABLE is not set CONFIG_PHYSICAL_ALIGN=0x1000000 CONFIG_HOTPLUG_CPU=y # CONFIG_COMPAT_VDSO is not set CONFIG_CMDLINE_BOOL=y CONFIG_CMDLINE="" # CONFIG_CMDLINE_OVERRIDE is not set CONFIG_ARCH_ENABLE_MEMORY_HOTPLUG=y CONFIG_USE_PERCPU_NUMA_NODE_ID=y # # Power management and ACPI options # CONFIG_SUSPEND=y CONFIG_SUSPEND_FREEZER=y CONFIG_HIBERNATE_CALLBACKS=y CONFIG_PM_SLEEP=y CONFIG_PM_SLEEP_SMP=y # CONFIG_PM_AUTOSLEEP is not set # CONFIG_PM_WAKELOCKS is not set CONFIG_PM_RUNTIME=y CONFIG_PM=y CONFIG_PM_DEBUG=y # CONFIG_PM_ADVANCED_DEBUG is not set CONFIG_PM_TEST_SUSPEND=y CONFIG_CAN_PM_TRACE=y CONFIG_PM_TRACE=y CONFIG_PM_TRACE_RTC=y CONFIG_SFI=y # # CPU Frequency scaling # # CONFIG_CPU_FREQ is not set CONFIG_CPU_IDLE=y CONFIG_CPU_IDLE_GOV_LADDER=y CONFIG_CPU_IDLE_GOV_MENU=y # # Memory power savings # # CONFIG_I7300_IDLE is not set # # Bus options (PCI etc.) # # CONFIG_PCI is not set # CONFIG_ARCH_SUPPORTS_MSI is not set CONFIG_PCI_LABEL=y CONFIG_ISA_DMA_API=y # CONFIG_PCCARD is not set # # Executable file formats / Emulations # CONFIG_BINFMT_ELF=y CONFIG_COMPAT_BINFMT_ELF=y CONFIG_ARCH_BINFMT_ELF_RANDOMIZE_PIE=y # CONFIG_CORE_DUMP_DEFAULT_ELF_HEADERS is not set # CONFIG_HAVE_AOUT is not set CONFIG_BINFMT_MISC=y CONFIG_IA32_EMULATION=y # CONFIG_IA32_AOUT is not set # CONFIG_X86_X32 is not set CONFIG_COMPAT=y CONFIG_COMPAT_FOR_U64_ALIGNMENT=y CONFIG_HAVE_TEXT_POKE_SMP=y CONFIG_X86_DEV_DMA_OPS=y CONFIG_NET=y # # Networking options # # CONFIG_PACKET is not set CONFIG_UNIX=y # CONFIG_UNIX_DIAG is not set CONFIG_XFRM=y CONFIG_XFRM_ALGO=y # CONFIG_XFRM_SUB_POLICY is not set CONFIG_XFRM_MIGRATE=y CONFIG_NET_KEY=y # CONFIG_NET_KEY_MIGRATE is not set # CONFIG_INET is not set CONFIG_NETWORK_SECMARK=y # CONFIG_NETWORK_PHY_TIMESTAMPING is not set CONFIG_NETFILTER=y # CONFIG_NETFILTER_DEBUG is not set # CONFIG_NETFILTER_ADVANCED is not set CONFIG_ATM=y CONFIG_ATM_LANE=y CONFIG_STP=y CONFIG_GARP=y # CONFIG_BRIDGE is not set CONFIG_VLAN_8021Q=y CONFIG_VLAN_8021Q_GVRP=y # CONFIG_DECNET is not set CONFIG_LLC=y CONFIG_LLC2=y CONFIG_IPX=y CONFIG_IPX_INTERN=y CONFIG_ATALK=y # CONFIG_DEV_APPLETALK is not set CONFIG_X25=y # CONFIG_LAPB is not set # CONFIG_WAN_ROUTER is not set # CONFIG_PHONET is not set CONFIG_IEEE802154=y # CONFIG_MAC802154 is not set # CONFIG_NET_SCHED is not set CONFIG_DCB=y # CONFIG_BATMAN_ADV is not set # CONFIG_OPENVSWITCH is not set # CONFIG_NETPRIO_CGROUP is not set # # Network testing # # CONFIG_NET_PKTGEN is not set CONFIG_HAMRADIO=y # # Packet Radio protocols # # CONFIG_AX25 is not set CONFIG_CAN=y # CONFIG_CAN_RAW is not set CONFIG_CAN_BCM=y # CONFIG_CAN_GW is not set # # CAN Device Drivers # # CONFIG_CAN_VCAN is not set # CONFIG_CAN_SLCAN is not set CONFIG_CAN_DEV=y # CONFIG_CAN_CALC_BITTIMING is not set # CONFIG_CAN_MCP251X is not set CONFIG_CAN_SJA1000=y # CONFIG_CAN_SJA1000_ISA is not set # CONFIG_CAN_SJA1000_PLATFORM is not set # CONFIG_CAN_C_CAN is not set # CONFIG_CAN_CC770 is not set # CONFIG_CAN_SOFTING is not set CONFIG_CAN_DEBUG_DEVICES=y # CONFIG_IRDA is not set CONFIG_BT=y # CONFIG_BT_RFCOMM is not set # CONFIG_BT_BNEP is not set # # Bluetooth device drivers # CONFIG_BT_HCIUART=y # CONFIG_BT_HCIUART_H4 is not set CONFIG_BT_HCIUART_BCSP=y # CONFIG_BT_HCIUART_ATH3K is not set # CONFIG_BT_HCIUART_LL is not set CONFIG_BT_HCIVHCI=y CONFIG_BT_MRVL=y # CONFIG_WIRELESS is not set # CONFIG_WIMAX is not set CONFIG_RFKILL=y # CONFIG_RFKILL_REGULATOR is not set # CONFIG_NET_9P is not set # CONFIG_CAIF is not set # CONFIG_NFC is not set CONFIG_HAVE_BPF_JIT=y # # Device Drivers # # # Generic Driver Options # CONFIG_UEVENT_HELPER_PATH="" # CONFIG_DEVTMPFS is not set CONFIG_STANDALONE=y CONFIG_PREVENT_FIRMWARE_BUILD=y CONFIG_FW_LOADER=y # CONFIG_FIRMWARE_IN_KERNEL is not set CONFIG_EXTRA_FIRMWARE="" # CONFIG_DEBUG_DRIVER is not set # CONFIG_DEBUG_DEVRES is not set # CONFIG_SYS_HYPERVISOR is not set # CONFIG_GENERIC_CPU_DEVICES is not set CONFIG_REGMAP=y CONFIG_REGMAP_I2C=y CONFIG_REGMAP_IRQ=y CONFIG_DMA_SHARED_BUFFER=y CONFIG_CONNECTOR=y # CONFIG_PROC_EVENTS is not set CONFIG_MTD=y CONFIG_MTD_REDBOOT_PARTS=y CONFIG_MTD_REDBOOT_DIRECTORY_BLOCK=-1 CONFIG_MTD_REDBOOT_PARTS_UNALLOCATED=y # CONFIG_MTD_REDBOOT_PARTS_READONLY is not set CONFIG_MTD_CMDLINE_PARTS=y CONFIG_MTD_AR7_PARTS=y # # User Modules And Translation Layers # # CONFIG_MTD_CHAR is not set CONFIG_HAVE_MTD_OTP=y CONFIG_MTD_BLKDEVS=y # CONFIG_MTD_BLOCK is not set CONFIG_MTD_BLOCK_RO=y CONFIG_FTL=y CONFIG_NFTL=y CONFIG_NFTL_RW=y # CONFIG_INFTL is not set # CONFIG_RFD_FTL is not set # CONFIG_SSFDC is not set CONFIG_SM_FTL=y CONFIG_MTD_OOPS=y # # RAM/ROM/Flash chip drivers # # CONFIG_MTD_CFI is not set CONFIG_MTD_JEDECPROBE=y CONFIG_MTD_GEN_PROBE=y CONFIG_MTD_CFI_ADV_OPTIONS=y # CONFIG_MTD_CFI_NOSWAP is not set # CONFIG_MTD_CFI_BE_BYTE_SWAP is not set CONFIG_MTD_CFI_LE_BYTE_SWAP=y # CONFIG_MTD_CFI_GEOMETRY is not set CONFIG_MTD_MAP_BANK_WIDTH_1=y CONFIG_MTD_MAP_BANK_WIDTH_2=y CONFIG_MTD_MAP_BANK_WIDTH_4=y # CONFIG_MTD_MAP_BANK_WIDTH_8 is not set # CONFIG_MTD_MAP_BANK_WIDTH_16 is not set # CONFIG_MTD_MAP_BANK_WIDTH_32 is not set CONFIG_MTD_CFI_I1=y CONFIG_MTD_CFI_I2=y # CONFIG_MTD_CFI_I4 is not set # CONFIG_MTD_CFI_I8 is not set CONFIG_MTD_OTP=y # CONFIG_MTD_CFI_INTELEXT is not set # CONFIG_MTD_CFI_AMDSTD is not set CONFIG_MTD_CFI_STAA=y CONFIG_MTD_CFI_UTIL=y CONFIG_MTD_RAM=y CONFIG_MTD_ROM=y CONFIG_MTD_ABSENT=y # # Mapping drivers for chip access # CONFIG_MTD_COMPLEX_MAPPINGS=y # CONFIG_MTD_PHYSMAP is not set # CONFIG_MTD_TS5500 is not set CONFIG_MTD_AMD76XROM=y # CONFIG_MTD_ICHXROM is not set # CONFIG_MTD_NETtel is not set # CONFIG_MTD_L440GX is not set CONFIG_MTD_PLATRAM=y # CONFIG_MTD_LATCH_ADDR is not set # # Self-contained MTD device drivers # CONFIG_MTD_DATAFLASH=y CONFIG_MTD_DATAFLASH_WRITE_VERIFY=y # CONFIG_MTD_DATAFLASH_OTP is not set # CONFIG_MTD_M25P80 is not set CONFIG_MTD_SST25L=y CONFIG_MTD_SLRAM=y CONFIG_MTD_PHRAM=y CONFIG_MTD_MTDRAM=y CONFIG_MTDRAM_TOTAL_SIZE=4096 CONFIG_MTDRAM_ERASE_SIZE=128 CONFIG_MTDRAM_ABS_POS=0 # CONFIG_MTD_BLOCK2MTD is not set # # Disk-On-Chip Device Drivers # # CONFIG_MTD_DOCG3 is not set CONFIG_MTD_NAND_ECC=y CONFIG_MTD_NAND_ECC_SMC=y # CONFIG_MTD_NAND is not set CONFIG_MTD_ONENAND=y # CONFIG_MTD_ONENAND_VERIFY_WRITE is not set CONFIG_MTD_ONENAND_GENERIC=y CONFIG_MTD_ONENAND_OTP=y # CONFIG_MTD_ONENAND_2X_PROGRAM is not set # CONFIG_MTD_ONENAND_SIM is not set # # LPDDR flash memory drivers # CONFIG_MTD_LPDDR=y CONFIG_MTD_QINFO_PROBE=y # CONFIG_MTD_UBI is not set # CONFIG_PARPORT is not set # CONFIG_BLK_DEV is not set # # Misc devices # # CONFIG_ICS932S401 is not set # CONFIG_ENCLOSURE_SERVICES is not set # CONFIG_APDS9802ALS is not set # CONFIG_ISL29020 is not set # CONFIG_SENSORS_BH1770 is not set # CONFIG_SENSORS_APDS990X is not set # CONFIG_HMC6352 is not set # CONFIG_DS1682 is not set # CONFIG_VMWARE_BALLOON is not set # CONFIG_USB_SWITCH_FSA9480 is not set # CONFIG_C2PORT is not set # # EEPROM support # # CONFIG_EEPROM_MAX6875 is not set # CONFIG_EEPROM_93CX6 is not set # # Texas Instruments shared transport line discipline # # # Altera FPGA firmware download module # CONFIG_ALTERA_STAPL=y CONFIG_HAVE_IDE=y # CONFIG_IDE is not set # # SCSI device support # CONFIG_SCSI_MOD=y CONFIG_RAID_ATTRS=y CONFIG_SCSI=y CONFIG_SCSI_DMA=y CONFIG_SCSI_TGT=y CONFIG_SCSI_NETLINK=y CONFIG_SCSI_PROC_FS=y # # SCSI support type (disk, tape, CD-ROM) # CONFIG_BLK_DEV_SD=y CONFIG_CHR_DEV_ST=y # CONFIG_CHR_DEV_OSST is not set # CONFIG_BLK_DEV_SR is not set CONFIG_CHR_DEV_SG=y CONFIG_CHR_DEV_SCH=y CONFIG_SCSI_MULTI_LUN=y CONFIG_SCSI_CONSTANTS=y CONFIG_SCSI_LOGGING=y # CONFIG_SCSI_SCAN_ASYNC is not set # # SCSI Transports # CONFIG_SCSI_SPI_ATTRS=y CONFIG_SCSI_FC_ATTRS=y CONFIG_SCSI_FC_TGT_ATTRS=y # CONFIG_SCSI_ISCSI_ATTRS is not set CONFIG_SCSI_SAS_ATTRS=y # CONFIG_SCSI_SAS_LIBSAS is not set # CONFIG_SCSI_SRP_ATTRS is not set # CONFIG_SCSI_LOWLEVEL is not set # CONFIG_SCSI_DH is not set CONFIG_SCSI_OSD_INITIATOR=y # CONFIG_SCSI_OSD_ULD is not set CONFIG_SCSI_OSD_DPRINT_SENSE=1 CONFIG_SCSI_OSD_DEBUG=y CONFIG_ATA=y # CONFIG_ATA_NONSTANDARD is not set CONFIG_ATA_VERBOSE_ERROR=y CONFIG_SATA_PMP=y # # Controllers with non-SFF native interface # # CONFIG_SATA_AHCI_PLATFORM is not set CONFIG_ATA_SFF=y # # SFF controllers with custom DMA interface # # CONFIG_ATA_BMDMA is not set # # PIO-only SFF controllers # CONFIG_PATA_PLATFORM=y # # Generic fallback / legacy drivers # # CONFIG_MD is not set # CONFIG_TARGET_CORE is not set # CONFIG_MACINTOSH_DRIVERS is not set # CONFIG_NETDEVICES is not set # CONFIG_ISDN is not set # # Input device support # # CONFIG_INPUT is not set # # Hardware I/O ports # CONFIG_SERIO=y # CONFIG_SERIO_I8042 is not set CONFIG_SERIO_SERPORT=y CONFIG_SERIO_CT82C710=y CONFIG_SERIO_LIBPS2=y CONFIG_SERIO_RAW=y CONFIG_SERIO_ALTERA_PS2=y CONFIG_SERIO_PS2MULT=y # CONFIG_GAMEPORT is not set # # Character devices # # CONFIG_VT is not set # CONFIG_UNIX98_PTYS is not set CONFIG_LEGACY_PTYS=y CONFIG_LEGACY_PTY_COUNT=256 CONFIG_SERIAL_NONSTANDARD=y # CONFIG_N_HDLC is not set CONFIG_N_GSM=y # CONFIG_TRACE_SINK is not set CONFIG_DEVKMEM=y CONFIG_STALDRV=y # # Serial drivers # CONFIG_SERIAL_8250=y CONFIG_SERIAL_8250_CONSOLE=y CONFIG_FIX_EARLYCON_MEM=y CONFIG_SERIAL_8250_NR_UARTS=4 CONFIG_SERIAL_8250_RUNTIME_UARTS=4 CONFIG_SERIAL_8250_EXTENDED=y CONFIG_SERIAL_8250_MANY_PORTS=y # CONFIG_SERIAL_8250_SHARE_IRQ is not set CONFIG_SERIAL_8250_DETECT_IRQ=y CONFIG_SERIAL_8250_RSA=y # # Non-8250 serial port support # CONFIG_SERIAL_MAX3100=y # CONFIG_SERIAL_MAX3107 is not set CONFIG_SERIAL_CORE=y CONFIG_SERIAL_CORE_CONSOLE=y CONFIG_CONSOLE_POLL=y # CONFIG_SERIAL_TIMBERDALE is not set CONFIG_SERIAL_ALTERA_JTAGUART=y CONFIG_SERIAL_ALTERA_JTAGUART_CONSOLE=y CONFIG_SERIAL_ALTERA_JTAGUART_CONSOLE_BYPASS=y CONFIG_SERIAL_ALTERA_UART=y CONFIG_SERIAL_ALTERA_UART_MAXPORTS=4 CONFIG_SERIAL_ALTERA_UART_BAUDRATE=115200 CONFIG_SERIAL_ALTERA_UART_CONSOLE=y # CONFIG_SERIAL_XILINX_PS_UART is not set # CONFIG_TTY_PRINTK is not set CONFIG_HVC_DRIVER=y CONFIG_HVC_IRQ=y CONFIG_HVC_XEN=y CONFIG_HVC_XEN_FRONTEND=y # CONFIG_IPMI_HANDLER is not set # CONFIG_HW_RANDOM is not set # CONFIG_NVRAM is not set # CONFIG_R3964 is not set CONFIG_MWAVE=y CONFIG_RAW_DRIVER=y CONFIG_MAX_RAW_DEVS=256 # CONFIG_HANGCHECK_TIMER is not set # CONFIG_TCG_TPM is not set CONFIG_TELCLOCK=y CONFIG_I2C=y CONFIG_I2C_BOARDINFO=y CONFIG_I2C_COMPAT=y # CONFIG_I2C_CHARDEV is not set # CONFIG_I2C_MUX is not set # CONFIG_I2C_HELPER_AUTO is not set CONFIG_I2C_SMBUS=y # # I2C Algorithms # CONFIG_I2C_ALGOBIT=y # CONFIG_I2C_ALGOPCF is not set CONFIG_I2C_ALGOPCA=y # # I2C Hardware Bus support # # # I2C system bus drivers (mostly embedded / system-on-chip) # CONFIG_I2C_OCORES=y # CONFIG_I2C_PCA_PLATFORM is not set # CONFIG_I2C_PXA_PCI is not set # CONFIG_I2C_SIMTEC is not set # CONFIG_I2C_XILINX is not set # # External I2C/SMBus adapter drivers # CONFIG_I2C_PARPORT_LIGHT=y CONFIG_I2C_TAOS_EVM=y # # Other I2C/SMBus bus drivers # CONFIG_I2C_DEBUG_CORE=y # CONFIG_I2C_DEBUG_ALGO is not set CONFIG_I2C_DEBUG_BUS=y CONFIG_SPI=y CONFIG_SPI_DEBUG=y CONFIG_SPI_MASTER=y # # SPI Master Controller Drivers # CONFIG_SPI_ALTERA=y CONFIG_SPI_BITBANG=y # CONFIG_SPI_PXA2XX_PCI is not set # CONFIG_SPI_XILINX is not set CONFIG_SPI_DESIGNWARE=y # # SPI Protocol Masters # CONFIG_SPI_SPIDEV=y # CONFIG_HSI is not set # # PPS support # CONFIG_PPS=y CONFIG_PPS_DEBUG=y # # PPS clients support # CONFIG_PPS_CLIENT_KTIMER=y # CONFIG_PPS_CLIENT_LDISC is not set # CONFIG_PPS_CLIENT_GPIO is not set # # PPS generators support # # # PTP clock support # # CONFIG_PTP_1588_CLOCK is not set CONFIG_ARCH_WANT_OPTIONAL_GPIOLIB=y # CONFIG_GPIOLIB is not set CONFIG_W1=y CONFIG_W1_CON=y # # 1-wire Bus Masters # CONFIG_W1_MASTER_DS2482=y # CONFIG_W1_MASTER_DS1WM is not set # # 1-wire Slaves # CONFIG_W1_SLAVE_THERM=y # CONFIG_W1_SLAVE_SMEM is not set CONFIG_W1_SLAVE_DS2408=y # CONFIG_W1_SLAVE_DS2423 is not set CONFIG_W1_SLAVE_DS2431=y CONFIG_W1_SLAVE_DS2433=y # CONFIG_W1_SLAVE_DS2433_CRC is not set CONFIG_W1_SLAVE_DS2760=y CONFIG_W1_SLAVE_DS2780=y # CONFIG_W1_SLAVE_DS2781 is not set # CONFIG_W1_SLAVE_BQ27000 is not set CONFIG_POWER_SUPPLY=y # CONFIG_POWER_SUPPLY_DEBUG is not set # CONFIG_PDA_POWER is not set CONFIG_MAX8925_POWER=y CONFIG_WM831X_BACKUP=y # CONFIG_WM831X_POWER is not set # CONFIG_WM8350_POWER is not set CONFIG_TEST_POWER=y CONFIG_BATTERY_DS2760=y CONFIG_BATTERY_DS2780=y # CONFIG_BATTERY_DS2781 is not set CONFIG_BATTERY_DS2782=y # CONFIG_BATTERY_SBS is not set CONFIG_BATTERY_BQ27x00=y CONFIG_BATTERY_BQ27X00_I2C=y CONFIG_BATTERY_BQ27X00_PLATFORM=y CONFIG_BATTERY_DA9030=y # CONFIG_BATTERY_MAX17040 is not set CONFIG_BATTERY_MAX17042=y # CONFIG_CHARGER_MAX8903 is not set # CONFIG_CHARGER_TWL4030 is not set # CONFIG_CHARGER_LP8727 is not set # CONFIG_CHARGER_MANAGER is not set # CONFIG_CHARGER_SMB347 is not set CONFIG_HWMON=y CONFIG_HWMON_VID=y CONFIG_HWMON_DEBUG_CHIP=y # # Native drivers # CONFIG_SENSORS_ABITUGURU=y # CONFIG_SENSORS_ABITUGURU3 is not set # CONFIG_SENSORS_AD7314 is not set CONFIG_SENSORS_AD7414=y CONFIG_SENSORS_AD7418=y # CONFIG_SENSORS_ADCXX is not set # CONFIG_SENSORS_ADM1021 is not set CONFIG_SENSORS_ADM1025=y CONFIG_SENSORS_ADM1026=y CONFIG_SENSORS_ADM1029=y CONFIG_SENSORS_ADM1031=y CONFIG_SENSORS_ADM9240=y CONFIG_SENSORS_ADT7411=y # CONFIG_SENSORS_ADT7462 is not set # CONFIG_SENSORS_ADT7470 is not set CONFIG_SENSORS_ADT7475=y CONFIG_SENSORS_ASC7621=y CONFIG_SENSORS_ASB100=y # CONFIG_SENSORS_ATXP1 is not set # CONFIG_SENSORS_DS620 is not set # CONFIG_SENSORS_DS1621 is not set CONFIG_SENSORS_F71805F=y # CONFIG_SENSORS_F71882FG is not set # CONFIG_SENSORS_F75375S is not set CONFIG_SENSORS_FSCHMD=y # CONFIG_SENSORS_G760A is not set CONFIG_SENSORS_GL518SM=y # CONFIG_SENSORS_GL520SM is not set CONFIG_SENSORS_IT87=y CONFIG_SENSORS_JC42=y CONFIG_SENSORS_LINEAGE=y # CONFIG_SENSORS_LM63 is not set # CONFIG_SENSORS_LM70 is not set CONFIG_SENSORS_LM73=y # CONFIG_SENSORS_LM75 is not set # CONFIG_SENSORS_LM77 is not set # CONFIG_SENSORS_LM78 is not set # CONFIG_SENSORS_LM80 is not set CONFIG_SENSORS_LM83=y CONFIG_SENSORS_LM85=y # CONFIG_SENSORS_LM87 is not set CONFIG_SENSORS_LM90=y CONFIG_SENSORS_LM92=y # CONFIG_SENSORS_LM93 is not set CONFIG_SENSORS_LTC4151=y # CONFIG_SENSORS_LTC4215 is not set # CONFIG_SENSORS_LTC4245 is not set # CONFIG_SENSORS_LTC4261 is not set CONFIG_SENSORS_LM95241=y # CONFIG_SENSORS_LM95245 is not set # CONFIG_SENSORS_MAX1111 is not set CONFIG_SENSORS_MAX16065=y # CONFIG_SENSORS_MAX1619 is not set # CONFIG_SENSORS_MAX1668 is not set CONFIG_SENSORS_MAX6639=y # CONFIG_SENSORS_MAX6642 is not set CONFIG_SENSORS_MAX6650=y # CONFIG_SENSORS_MCP3021 is not set # CONFIG_SENSORS_NTC_THERMISTOR is not set # CONFIG_SENSORS_PC87360 is not set # CONFIG_SENSORS_PC87427 is not set CONFIG_SENSORS_PCF8591=y CONFIG_PMBUS=y # CONFIG_SENSORS_PMBUS is not set CONFIG_SENSORS_ADM1275=y # CONFIG_SENSORS_LM25066 is not set # CONFIG_SENSORS_LTC2978 is not set CONFIG_SENSORS_MAX16064=y CONFIG_SENSORS_MAX34440=y CONFIG_SENSORS_MAX8688=y CONFIG_SENSORS_UCD9000=y CONFIG_SENSORS_UCD9200=y # CONFIG_SENSORS_ZL6100 is not set # CONFIG_SENSORS_SHT21 is not set # CONFIG_SENSORS_SMM665 is not set # CONFIG_SENSORS_DME1737 is not set CONFIG_SENSORS_EMC1403=y CONFIG_SENSORS_EMC2103=y CONFIG_SENSORS_EMC6W201=y # CONFIG_SENSORS_SMSC47M1 is not set CONFIG_SENSORS_SMSC47M192=y CONFIG_SENSORS_SMSC47B397=y # CONFIG_SENSORS_SCH56XX_COMMON is not set # CONFIG_SENSORS_ADS1015 is not set CONFIG_SENSORS_ADS7828=y CONFIG_SENSORS_ADS7871=y CONFIG_SENSORS_AMC6821=y # CONFIG_SENSORS_INA2XX is not set # CONFIG_SENSORS_THMC50 is not set CONFIG_SENSORS_TMP102=y # CONFIG_SENSORS_TMP401 is not set CONFIG_SENSORS_TMP421=y CONFIG_SENSORS_VIA_CPUTEMP=y CONFIG_SENSORS_VT1211=y # CONFIG_SENSORS_W83781D is not set # CONFIG_SENSORS_W83791D is not set CONFIG_SENSORS_W83792D=y CONFIG_SENSORS_W83793=y CONFIG_SENSORS_W83795=y CONFIG_SENSORS_W83795_FANCTRL=y CONFIG_SENSORS_W83L785TS=y # CONFIG_SENSORS_W83L786NG is not set CONFIG_SENSORS_W83627HF=y # CONFIG_SENSORS_W83627EHF is not set CONFIG_SENSORS_WM831X=y CONFIG_SENSORS_WM8350=y # CONFIG_THERMAL is not set # CONFIG_WATCHDOG is not set CONFIG_SSB_POSSIBLE=y # # Sonics Silicon Backplane # # CONFIG_SSB is not set CONFIG_BCMA_POSSIBLE=y # # Broadcom specific AMBA # CONFIG_BCMA=y # CONFIG_BCMA_DEBUG is not set # # Multifunction device drivers # CONFIG_MFD_CORE=y # CONFIG_MFD_88PM860X is not set # CONFIG_MFD_SM501 is not set # CONFIG_HTC_PASIC3 is not set # CONFIG_MFD_LM3533 is not set # CONFIG_TPS6105X is not set CONFIG_TPS6507X=y # CONFIG_MFD_TPS65217 is not set CONFIG_TWL4030_CORE=y # CONFIG_TWL4030_MADC is not set # CONFIG_MFD_TWL4030_AUDIO is not set CONFIG_TWL6030_PWM=y # CONFIG_TWL6040_CORE is not set # CONFIG_MFD_STMPE is not set CONFIG_MFD_TC3589X=y # CONFIG_MFD_TMIO is not set CONFIG_PMIC_DA903X=y # CONFIG_MFD_DA9052_SPI is not set # CONFIG_MFD_DA9052_I2C is not set # CONFIG_PMIC_ADP5520 is not set # CONFIG_MFD_MAX77693 is not set CONFIG_MFD_MAX8925=y # CONFIG_MFD_MAX8997 is not set # CONFIG_MFD_MAX8998 is not set # CONFIG_MFD_S5M_CORE is not set CONFIG_MFD_WM8400=y CONFIG_MFD_WM831X=y CONFIG_MFD_WM831X_I2C=y # CONFIG_MFD_WM831X_SPI is not set CONFIG_MFD_WM8350=y CONFIG_MFD_WM8350_I2C=y CONFIG_MFD_WM8994=y # CONFIG_MFD_PCF50633 is not set # CONFIG_MFD_MC13XXX_SPI is not set # CONFIG_MFD_MC13XXX_I2C is not set # CONFIG_ABX500_CORE is not set # CONFIG_EZX_PCAP is not set # CONFIG_MFD_WL1273_CORE is not set # CONFIG_MFD_TPS65090 is not set # CONFIG_MFD_RC5T583 is not set # CONFIG_MFD_PALMAS is not set CONFIG_REGULATOR=y CONFIG_REGULATOR_DEBUG=y CONFIG_REGULATOR_DUMMY=y # CONFIG_REGULATOR_FIXED_VOLTAGE is not set # CONFIG_REGULATOR_VIRTUAL_CONSUMER is not set CONFIG_REGULATOR_USERSPACE_CONSUMER=y # CONFIG_REGULATOR_AD5398 is not set # CONFIG_REGULATOR_DA903X is not set CONFIG_REGULATOR_ISL6271A=y # CONFIG_REGULATOR_MAX1586 is not set # CONFIG_REGULATOR_MAX8649 is not set CONFIG_REGULATOR_MAX8660=y # CONFIG_REGULATOR_MAX8925 is not set CONFIG_REGULATOR_MAX8952=y CONFIG_REGULATOR_LP3971=y CONFIG_REGULATOR_LP3972=y # CONFIG_REGULATOR_TPS62360 is not set CONFIG_REGULATOR_TPS65023=y # CONFIG_REGULATOR_TPS6507X is not set # CONFIG_REGULATOR_TPS6524X is not set # CONFIG_REGULATOR_TWL4030 is not set # CONFIG_REGULATOR_WM831X is not set # CONFIG_REGULATOR_WM8350 is not set # CONFIG_REGULATOR_WM8400 is not set CONFIG_REGULATOR_WM8994=y CONFIG_MEDIA_SUPPORT=y # # Multimedia core support # CONFIG_MEDIA_CONTROLLER=y CONFIG_VIDEO_DEV=y CONFIG_VIDEO_V4L2_COMMON=y # CONFIG_VIDEO_V4L2_SUBDEV_API is not set # CONFIG_DVB_CORE is not set CONFIG_VIDEO_MEDIA=y # # Multimedia drivers # CONFIG_MEDIA_TUNER=y # CONFIG_MEDIA_TUNER_CUSTOMISE is not set CONFIG_MEDIA_TUNER_SIMPLE=y CONFIG_MEDIA_TUNER_TDA8290=y CONFIG_MEDIA_TUNER_TDA827X=y CONFIG_MEDIA_TUNER_TDA18271=y CONFIG_MEDIA_TUNER_TDA9887=y CONFIG_MEDIA_TUNER_TEA5761=y CONFIG_MEDIA_TUNER_TEA5767=y CONFIG_MEDIA_TUNER_MT20XX=y CONFIG_MEDIA_TUNER_XC2028=y CONFIG_MEDIA_TUNER_XC5000=y CONFIG_MEDIA_TUNER_XC4000=y CONFIG_MEDIA_TUNER_MC44S803=y CONFIG_VIDEO_V4L2=y CONFIG_VIDEO_CAPTURE_DRIVERS=y # CONFIG_VIDEO_ADV_DEBUG is not set CONFIG_VIDEO_FIXED_MINOR_RANGES=y CONFIG_VIDEO_HELPER_CHIPS_AUTO=y # # Audio decoders, processors and mixers # # # RDS decoders # # # Video decoders # # # Video and audio decoders # # # MPEG video encoders # # # Video encoders # # # Camera sensor devices # # # Flash devices # # # Video improvement chips # # # Miscelaneous helper chips # # CONFIG_V4L_PLATFORM_DRIVERS is not set # CONFIG_V4L_MEM2MEM_DRIVERS is not set # CONFIG_RADIO_ADAPTERS is not set # # Graphics support # CONFIG_DRM=y # CONFIG_DRM_UDL is not set CONFIG_VGASTATE=y CONFIG_VIDEO_OUTPUT_CONTROL=y CONFIG_FB=y # CONFIG_FIRMWARE_EDID is not set # CONFIG_FB_DDC is not set # CONFIG_FB_BOOT_VESA_SUPPORT is not set CONFIG_FB_CFB_FILLRECT=y CONFIG_FB_CFB_COPYAREA=y CONFIG_FB_CFB_IMAGEBLIT=y # CONFIG_FB_CFB_REV_PIXELS_IN_BYTE is not set CONFIG_FB_SYS_FILLRECT=y CONFIG_FB_SYS_COPYAREA=y CONFIG_FB_SYS_IMAGEBLIT=y # CONFIG_FB_FOREIGN_ENDIAN is not set CONFIG_FB_SYS_FOPS=y # CONFIG_FB_WMT_GE_ROPS is not set CONFIG_FB_DEFERRED_IO=y # CONFIG_FB_SVGALIB is not set # CONFIG_FB_MACMODES is not set # CONFIG_FB_BACKLIGHT is not set # CONFIG_FB_MODE_HELPERS is not set # CONFIG_FB_TILEBLITTING is not set # # Frame buffer hardware drivers # CONFIG_FB_ARC=y CONFIG_FB_VGA16=y # CONFIG_FB_UVESA is not set # CONFIG_FB_VESA is not set # CONFIG_FB_N411 is not set # CONFIG_FB_HGA is not set # CONFIG_FB_S1D13XXX is not set # CONFIG_FB_TMIO is not set CONFIG_FB_VIRTUAL=y # CONFIG_XEN_FBDEV_FRONTEND is not set CONFIG_FB_METRONOME=y # CONFIG_FB_BROADSHEET is not set # CONFIG_FB_AUO_K190X is not set # CONFIG_EXYNOS_VIDEO is not set # CONFIG_BACKLIGHT_LCD_SUPPORT is not set # CONFIG_LOGO is not set CONFIG_SOUND=y CONFIG_SOUND_OSS_CORE=y CONFIG_SOUND_OSS_CORE_PRECLAIM=y # CONFIG_SND is not set CONFIG_SOUND_PRIME=y CONFIG_SOUND_OSS=y # CONFIG_SOUND_TRACEINIT is not set CONFIG_SOUND_DMAP=y # CONFIG_SOUND_VMIDI is not set # CONFIG_SOUND_TRIX is not set # CONFIG_SOUND_MSS is not set # CONFIG_SOUND_MPU401 is not set CONFIG_SOUND_PAS=y CONFIG_PAS_JOYSTICK=y # CONFIG_SOUND_PSS is not set # CONFIG_SOUND_SB is not set # CONFIG_SOUND_YM3812 is not set CONFIG_SOUND_UART6850=y # CONFIG_SOUND_AEDSP16 is not set # CONFIG_USB_ARCH_HAS_OHCI is not set # CONFIG_USB_ARCH_HAS_EHCI is not set # CONFIG_USB_ARCH_HAS_XHCI is not set CONFIG_USB_SUPPORT=y # CONFIG_USB_ARCH_HAS_HCD is not set # CONFIG_USB_OTG_WHITELIST is not set # CONFIG_USB_OTG_BLACKLIST_HUB is not set # CONFIG_USB_HCD_BCMA is not set # # NOTE: USB_STORAGE depends on SCSI but BLK_DEV_SD may # # CONFIG_USB_GADGET is not set # # OTG and related infrastructure # # CONFIG_MMC is not set CONFIG_MEMSTICK=y # CONFIG_MEMSTICK_DEBUG is not set # # MemoryStick drivers # CONFIG_MEMSTICK_UNSAFE_RESUME=y # CONFIG_MSPRO_BLOCK is not set # # MemoryStick Host Controller Drivers # # CONFIG_NEW_LEDS is not set CONFIG_ACCESSIBILITY=y # CONFIG_EDAC is not set CONFIG_RTC_LIB=y CONFIG_RTC_CLASS=y # CONFIG_RTC_HCTOSYS is not set CONFIG_RTC_DEBUG=y # # RTC interfaces # # CONFIG_RTC_INTF_PROC is not set CONFIG_RTC_INTF_DEV=y # CONFIG_RTC_INTF_DEV_UIE_EMUL is not set # CONFIG_RTC_DRV_TEST is not set # # I2C RTC drivers # # CONFIG_RTC_DRV_DS1307 is not set CONFIG_RTC_DRV_DS1374=y # CONFIG_RTC_DRV_DS1672 is not set # CONFIG_RTC_DRV_DS3232 is not set CONFIG_RTC_DRV_MAX6900=y CONFIG_RTC_DRV_MAX8925=y CONFIG_RTC_DRV_RS5C372=y # CONFIG_RTC_DRV_ISL1208 is not set # CONFIG_RTC_DRV_ISL12022 is not set CONFIG_RTC_DRV_X1205=y CONFIG_RTC_DRV_PCF8563=y CONFIG_RTC_DRV_PCF8583=y CONFIG_RTC_DRV_M41T80=y # CONFIG_RTC_DRV_M41T80_WDT is not set CONFIG_RTC_DRV_BQ32K=y # CONFIG_RTC_DRV_TWL4030 is not set CONFIG_RTC_DRV_S35390A=y CONFIG_RTC_DRV_FM3130=y CONFIG_RTC_DRV_RX8581=y CONFIG_RTC_DRV_RX8025=y # CONFIG_RTC_DRV_EM3027 is not set # CONFIG_RTC_DRV_RV3029C2 is not set # # SPI RTC drivers # CONFIG_RTC_DRV_M41T93=y # CONFIG_RTC_DRV_M41T94 is not set CONFIG_RTC_DRV_DS1305=y # CONFIG_RTC_DRV_DS1390 is not set CONFIG_RTC_DRV_MAX6902=y CONFIG_RTC_DRV_R9701=y CONFIG_RTC_DRV_RS5C348=y # CONFIG_RTC_DRV_DS3234 is not set # CONFIG_RTC_DRV_PCF2123 is not set # # Platform RTC drivers # # CONFIG_RTC_DRV_CMOS is not set # CONFIG_RTC_DRV_DS1286 is not set # CONFIG_RTC_DRV_DS1511 is not set CONFIG_RTC_DRV_DS1553=y CONFIG_RTC_DRV_DS1742=y # CONFIG_RTC_DRV_STK17TA8 is not set CONFIG_RTC_DRV_M48T86=y CONFIG_RTC_DRV_M48T35=y # CONFIG_RTC_DRV_M48T59 is not set # CONFIG_RTC_DRV_MSM6242 is not set CONFIG_RTC_DRV_BQ4802=y # CONFIG_RTC_DRV_RP5C01 is not set CONFIG_RTC_DRV_V3020=y # CONFIG_RTC_DRV_WM831X is not set CONFIG_RTC_DRV_WM8350=y # # on-CPU RTC drivers # # CONFIG_DMADEVICES is not set CONFIG_AUXDISPLAY=y # CONFIG_UIO is not set # # Virtio drivers # # CONFIG_VIRTIO_BALLOON is not set # CONFIG_VIRTIO_MMIO is not set # # Microsoft Hyper-V guest support # # # Xen driver support # # CONFIG_XEN_BALLOON is not set # CONFIG_XEN_DEV_EVTCHN is not set # CONFIG_XENFS is not set CONFIG_XEN_XENBUS_FRONTEND=y # CONFIG_XEN_GNTDEV is not set # CONFIG_XEN_GRANT_DEV_ALLOC is not set CONFIG_XEN_TMEM=y CONFIG_XEN_PRIVCMD=y CONFIG_STAGING=y # CONFIG_ECHO is not set # CONFIG_ZCACHE is not set # CONFIG_ZSMALLOC is not set # CONFIG_FB_SM7XX is not set # CONFIG_FT1000 is not set # # Speakup console speech # # CONFIG_STAGING_MEDIA is not set # # Android # # CONFIG_ANDROID is not set CONFIG_PHONE=y # CONFIG_IPACK_BUS is not set # CONFIG_WIMAX_GDM72XX is not set CONFIG_X86_PLATFORM_DEVICES=y # CONFIG_AMILO_RFKILL is not set # # Hardware Spinlock drivers # CONFIG_CLKEVT_I8253=y CONFIG_CLKBLD_I8253=y CONFIG_IOMMU_SUPPORT=y # # Remoteproc drivers (EXPERIMENTAL) # # # Rpmsg drivers (EXPERIMENTAL) # # CONFIG_VIRT_DRIVERS is not set # CONFIG_PM_DEVFREQ is not set # CONFIG_EXTCON is not set # CONFIG_MEMORY is not set # CONFIG_IIO is not set # # Firmware Drivers # CONFIG_EDD=y # CONFIG_EDD_OFF is not set # CONFIG_FIRMWARE_MEMMAP is not set # CONFIG_DELL_RBU is not set CONFIG_DCDBAS=y # CONFIG_DMIID is not set CONFIG_ISCSI_IBFT_FIND=y # CONFIG_GOOGLE_FIRMWARE is not set # # File systems # CONFIG_DCACHE_WORD_ACCESS=y CONFIG_EXT2_FS=y CONFIG_EXT2_FS_XATTR=y CONFIG_EXT2_FS_POSIX_ACL=y # CONFIG_EXT2_FS_SECURITY is not set # CONFIG_EXT2_FS_XIP is not set # CONFIG_EXT3_FS is not set # CONFIG_EXT4_FS is not set CONFIG_FS_MBCACHE=y CONFIG_REISERFS_FS=y CONFIG_REISERFS_CHECK=y # CONFIG_REISERFS_PROC_INFO is not set CONFIG_REISERFS_FS_XATTR=y # CONFIG_REISERFS_FS_POSIX_ACL is not set # CONFIG_REISERFS_FS_SECURITY is not set # CONFIG_JFS_FS is not set CONFIG_XFS_FS=y # CONFIG_XFS_QUOTA is not set CONFIG_XFS_POSIX_ACL=y # CONFIG_XFS_RT is not set CONFIG_XFS_DEBUG=y CONFIG_GFS2_FS=y CONFIG_BTRFS_FS=y # CONFIG_BTRFS_FS_POSIX_ACL is not set # CONFIG_BTRFS_FS_CHECK_INTEGRITY is not set CONFIG_NILFS2_FS=y CONFIG_FS_POSIX_ACL=y CONFIG_EXPORTFS=y CONFIG_FILE_LOCKING=y CONFIG_FSNOTIFY=y CONFIG_DNOTIFY=y # CONFIG_INOTIFY_USER is not set # CONFIG_FANOTIFY is not set CONFIG_QUOTA=y CONFIG_QUOTA_NETLINK_INTERFACE=y # CONFIG_PRINT_QUOTA_WARNING is not set CONFIG_QUOTA_DEBUG=y CONFIG_QUOTA_TREE=y CONFIG_QFMT_V1=y CONFIG_QFMT_V2=y CONFIG_QUOTACTL=y CONFIG_QUOTACTL_COMPAT=y CONFIG_AUTOFS4_FS=y CONFIG_FUSE_FS=y CONFIG_CUSE=y # # Caches # CONFIG_FSCACHE=y # CONFIG_FSCACHE_STATS is not set CONFIG_FSCACHE_HISTOGRAM=y # CONFIG_FSCACHE_DEBUG is not set CONFIG_FSCACHE_OBJECT_LIST=y # CONFIG_CACHEFILES is not set # # CD-ROM/DVD Filesystems # # CONFIG_ISO9660_FS is not set # CONFIG_UDF_FS is not set # # DOS/FAT/NT Filesystems # CONFIG_FAT_FS=y CONFIG_MSDOS_FS=y # CONFIG_VFAT_FS is not set CONFIG_FAT_DEFAULT_CODEPAGE=437 CONFIG_NTFS_FS=y # CONFIG_NTFS_DEBUG is not set # CONFIG_NTFS_RW is not set # # Pseudo filesystems # CONFIG_PROC_FS=y # CONFIG_PROC_KCORE is not set CONFIG_PROC_VMCORE=y # CONFIG_PROC_SYSCTL is not set CONFIG_PROC_PAGE_MONITOR=y # CONFIG_SYSFS is not set CONFIG_TMPFS=y # CONFIG_TMPFS_POSIX_ACL is not set CONFIG_TMPFS_XATTR=y CONFIG_HUGETLBFS=y CONFIG_HUGETLB_PAGE=y # CONFIG_CONFIGFS_FS is not set # CONFIG_MISC_FILESYSTEMS is not set CONFIG_NETWORK_FILESYSTEMS=y CONFIG_NCP_FS=y # CONFIG_NCPFS_PACKET_SIGNING is not set # CONFIG_NCPFS_IOCTL_LOCKING is not set CONFIG_NCPFS_STRONG=y # CONFIG_NCPFS_NFS_NS is not set # CONFIG_NCPFS_OS2_NS is not set # CONFIG_NCPFS_SMALLDOS is not set CONFIG_NCPFS_NLS=y CONFIG_NCPFS_EXTRAS=y CONFIG_NLS=y CONFIG_NLS_DEFAULT="iso8859-1" CONFIG_NLS_CODEPAGE_437=y # CONFIG_NLS_CODEPAGE_737 is not set CONFIG_NLS_CODEPAGE_775=y CONFIG_NLS_CODEPAGE_850=y # CONFIG_NLS_CODEPAGE_852 is not set CONFIG_NLS_CODEPAGE_855=y CONFIG_NLS_CODEPAGE_857=y CONFIG_NLS_CODEPAGE_860=y # CONFIG_NLS_CODEPAGE_861 is not set # CONFIG_NLS_CODEPAGE_862 is not set # CONFIG_NLS_CODEPAGE_863 is not set # CONFIG_NLS_CODEPAGE_864 is not set # CONFIG_NLS_CODEPAGE_865 is not set CONFIG_NLS_CODEPAGE_866=y CONFIG_NLS_CODEPAGE_869=y # CONFIG_NLS_CODEPAGE_936 is not set # CONFIG_NLS_CODEPAGE_950 is not set # CONFIG_NLS_CODEPAGE_932 is not set # CONFIG_NLS_CODEPAGE_949 is not set CONFIG_NLS_CODEPAGE_874=y CONFIG_NLS_ISO8859_8=y CONFIG_NLS_CODEPAGE_1250=y # CONFIG_NLS_CODEPAGE_1251 is not set # CONFIG_NLS_ASCII is not set CONFIG_NLS_ISO8859_1=y # CONFIG_NLS_ISO8859_2 is not set CONFIG_NLS_ISO8859_3=y # CONFIG_NLS_ISO8859_4 is not set # CONFIG_NLS_ISO8859_5 is not set CONFIG_NLS_ISO8859_6=y # CONFIG_NLS_ISO8859_7 is not set CONFIG_NLS_ISO8859_9=y CONFIG_NLS_ISO8859_13=y # CONFIG_NLS_ISO8859_14 is not set # CONFIG_NLS_ISO8859_15 is not set # CONFIG_NLS_KOI8_R is not set CONFIG_NLS_KOI8_U=y # CONFIG_NLS_MAC_ROMAN is not set # CONFIG_NLS_MAC_CELTIC is not set # CONFIG_NLS_MAC_CENTEURO is not set # CONFIG_NLS_MAC_CROATIAN is not set # CONFIG_NLS_MAC_CYRILLIC is not set # CONFIG_NLS_MAC_GAELIC is not set # CONFIG_NLS_MAC_GREEK is not set # CONFIG_NLS_MAC_ICELAND is not set # CONFIG_NLS_MAC_INUIT is not set # CONFIG_NLS_MAC_ROMANIAN is not set # CONFIG_NLS_MAC_TURKISH is not set # CONFIG_NLS_UTF8 is not set # # Kernel hacking # CONFIG_TRACE_IRQFLAGS_SUPPORT=y CONFIG_DEFAULT_MESSAGE_LOGLEVEL=4 CONFIG_ENABLE_WARN_DEPRECATED=y # CONFIG_ENABLE_MUST_CHECK is not set CONFIG_FRAME_WARN=2048 CONFIG_MAGIC_SYSRQ=y # CONFIG_STRIP_ASM_SYMS is not set # CONFIG_READABLE_ASM is not set CONFIG_UNUSED_SYMBOLS=y CONFIG_DEBUG_FS=y CONFIG_HEADERS_CHECK=y CONFIG_DEBUG_SECTION_MISMATCH=y CONFIG_DEBUG_KERNEL=y CONFIG_DEBUG_SHIRQ=y # CONFIG_LOCKUP_DETECTOR is not set # CONFIG_HARDLOCKUP_DETECTOR is not set CONFIG_DETECT_HUNG_TASK=y CONFIG_DEFAULT_HUNG_TASK_TIMEOUT=120 CONFIG_BOOTPARAM_HUNG_TASK_PANIC=y CONFIG_BOOTPARAM_HUNG_TASK_PANIC_VALUE=1 CONFIG_SCHED_DEBUG=y CONFIG_SCHEDSTATS=y CONFIG_TIMER_STATS=y # CONFIG_DEBUG_OBJECTS is not set CONFIG_DEBUG_KMEMLEAK=y CONFIG_DEBUG_KMEMLEAK_EARLY_LOG_SIZE=400 CONFIG_DEBUG_KMEMLEAK_DEFAULT_OFF=y # CONFIG_DEBUG_RT_MUTEXES is not set # CONFIG_RT_MUTEX_TESTER is not set CONFIG_DEBUG_SPINLOCK=y CONFIG_DEBUG_MUTEXES=y CONFIG_DEBUG_LOCK_ALLOC=y CONFIG_PROVE_LOCKING=y # CONFIG_PROVE_RCU is not set CONFIG_SPARSE_RCU_POINTER=y CONFIG_LOCKDEP=y CONFIG_LOCK_STAT=y # CONFIG_DEBUG_LOCKDEP is not set CONFIG_TRACE_IRQFLAGS=y # CONFIG_DEBUG_ATOMIC_SLEEP is not set # CONFIG_DEBUG_LOCKING_API_SELFTESTS is not set CONFIG_STACKTRACE=y CONFIG_DEBUG_STACK_USAGE=y # CONFIG_DEBUG_KOBJECT is not set # CONFIG_DEBUG_BUGVERBOSE is not set # CONFIG_DEBUG_INFO is not set CONFIG_DEBUG_VM=y CONFIG_DEBUG_VIRTUAL=y # CONFIG_DEBUG_WRITECOUNT is not set # CONFIG_DEBUG_MEMORY_INIT is not set CONFIG_DEBUG_LIST=y # CONFIG_TEST_LIST_SORT is not set CONFIG_DEBUG_SG=y CONFIG_DEBUG_NOTIFIERS=y CONFIG_DEBUG_CREDENTIALS=y CONFIG_ARCH_WANT_FRAME_POINTERS=y CONFIG_FRAME_POINTER=y # CONFIG_RCU_TORTURE_TEST is not set CONFIG_RCU_CPU_STALL_TIMEOUT=60 # CONFIG_RCU_CPU_STALL_INFO is not set CONFIG_RCU_TRACE=y # CONFIG_BACKTRACE_SELF_TEST is not set CONFIG_DEBUG_BLOCK_EXT_DEVT=y CONFIG_DEBUG_FORCE_WEAK_PER_CPU=y CONFIG_DEBUG_PER_CPU_MAPS=y CONFIG_LKDTM=y # CONFIG_CPU_NOTIFIER_ERROR_INJECT is not set # CONFIG_FAULT_INJECTION is not set CONFIG_LATENCYTOP=y CONFIG_DEBUG_PAGEALLOC=y CONFIG_WANT_PAGE_DEBUG_FLAGS=y CONFIG_PAGE_GUARD=y CONFIG_USER_STACKTRACE_SUPPORT=y CONFIG_NOP_TRACER=y CONFIG_HAVE_FUNCTION_TRACER=y CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y CONFIG_HAVE_FUNCTION_GRAPH_FP_TEST=y CONFIG_HAVE_FUNCTION_TRACE_MCOUNT_TEST=y CONFIG_HAVE_DYNAMIC_FTRACE=y CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y CONFIG_HAVE_SYSCALL_TRACEPOINTS=y CONFIG_HAVE_C_RECORDMCOUNT=y CONFIG_TRACER_MAX_TRACE=y CONFIG_RING_BUFFER=y CONFIG_EVENT_TRACING=y # CONFIG_EVENT_POWER_TRACING_DEPRECATED is not set CONFIG_CONTEXT_SWITCH_TRACER=y CONFIG_RING_BUFFER_ALLOW_SWAP=y CONFIG_TRACING=y CONFIG_GENERIC_TRACER=y CONFIG_TRACING_SUPPORT=y CONFIG_FTRACE=y CONFIG_FUNCTION_TRACER=y # CONFIG_FUNCTION_GRAPH_TRACER is not set CONFIG_IRQSOFF_TRACER=y # CONFIG_SCHED_TRACER is not set # CONFIG_FTRACE_SYSCALLS is not set CONFIG_TRACE_BRANCH_PROFILING=y # CONFIG_BRANCH_PROFILE_NONE is not set CONFIG_PROFILE_ANNOTATED_BRANCHES=y # CONFIG_PROFILE_ALL_BRANCHES is not set CONFIG_TRACING_BRANCHES=y CONFIG_BRANCH_TRACER=y CONFIG_STACK_TRACER=y # CONFIG_UPROBE_EVENT is not set # CONFIG_PROBE_EVENTS is not set CONFIG_DYNAMIC_FTRACE=y # CONFIG_FUNCTION_PROFILER is not set CONFIG_FTRACE_MCOUNT_RECORD=y # CONFIG_FTRACE_STARTUP_TEST is not set # CONFIG_RING_BUFFER_BENCHMARK is not set CONFIG_BUILD_DOCSRC=y CONFIG_DMA_API_DEBUG=y # CONFIG_ATOMIC64_SELFTEST is not set # CONFIG_SAMPLES is not set CONFIG_HAVE_ARCH_KGDB=y CONFIG_KGDB=y CONFIG_KGDB_SERIAL_CONSOLE=y CONFIG_KGDB_TESTS=y # CONFIG_KGDB_TESTS_ON_BOOT is not set CONFIG_KGDB_LOW_LEVEL_TRAP=y CONFIG_KGDB_KDB=y CONFIG_HAVE_ARCH_KMEMCHECK=y # CONFIG_TEST_KSTRTOX is not set CONFIG_STRICT_DEVMEM=y # CONFIG_X86_VERBOSE_BOOTUP is not set CONFIG_EARLY_PRINTK=y CONFIG_DEBUG_STACKOVERFLOW=y # CONFIG_X86_PTDUMP is not set # CONFIG_DEBUG_RODATA is not set CONFIG_IOMMU_STRESS=y CONFIG_HAVE_MMIOTRACE_SUPPORT=y CONFIG_IO_DELAY_TYPE_0X80=0 CONFIG_IO_DELAY_TYPE_0XED=1 CONFIG_IO_DELAY_TYPE_UDELAY=2 CONFIG_IO_DELAY_TYPE_NONE=3 # CONFIG_IO_DELAY_0X80 is not set # CONFIG_IO_DELAY_0XED is not set # CONFIG_IO_DELAY_UDELAY is not set CONFIG_IO_DELAY_NONE=y CONFIG_DEFAULT_IO_DELAY_TYPE=3 CONFIG_DEBUG_BOOT_PARAMS=y # CONFIG_CPA_DEBUG is not set CONFIG_OPTIMIZE_INLINING=y # CONFIG_DEBUG_NMI_SELFTEST is not set # # Security options # # CONFIG_KEYS is not set CONFIG_SECURITY_DMESG_RESTRICT=y CONFIG_SECURITYFS=y CONFIG_DEFAULT_SECURITY_DAC=y CONFIG_DEFAULT_SECURITY="" CONFIG_CRYPTO=y # # Crypto core or helper # CONFIG_CRYPTO_FIPS=y CONFIG_CRYPTO_ALGAPI=y CONFIG_CRYPTO_ALGAPI2=y CONFIG_CRYPTO_AEAD=y CONFIG_CRYPTO_AEAD2=y CONFIG_CRYPTO_BLKCIPHER=y CONFIG_CRYPTO_BLKCIPHER2=y CONFIG_CRYPTO_HASH=y CONFIG_CRYPTO_HASH2=y CONFIG_CRYPTO_RNG=y CONFIG_CRYPTO_RNG2=y CONFIG_CRYPTO_PCOMP=y CONFIG_CRYPTO_PCOMP2=y CONFIG_CRYPTO_MANAGER=y CONFIG_CRYPTO_MANAGER2=y # CONFIG_CRYPTO_USER is not set # CONFIG_CRYPTO_MANAGER_DISABLE_TESTS is not set CONFIG_CRYPTO_GF128MUL=y # CONFIG_CRYPTO_NULL is not set CONFIG_CRYPTO_PCRYPT=y CONFIG_CRYPTO_WORKQUEUE=y CONFIG_CRYPTO_CRYPTD=y # CONFIG_CRYPTO_AUTHENC is not set # # Authenticated Encryption with Associated Data # CONFIG_CRYPTO_CCM=y # CONFIG_CRYPTO_GCM is not set CONFIG_CRYPTO_SEQIV=y # # Block modes # # CONFIG_CRYPTO_CBC is not set CONFIG_CRYPTO_CTR=y # CONFIG_CRYPTO_CTS is not set CONFIG_CRYPTO_ECB=y CONFIG_CRYPTO_LRW=y CONFIG_CRYPTO_PCBC=y CONFIG_CRYPTO_XTS=y # # Hash modes # # CONFIG_CRYPTO_HMAC is not set CONFIG_CRYPTO_XCBC=y CONFIG_CRYPTO_VMAC=y # # Digest # CONFIG_CRYPTO_CRC32C=y CONFIG_CRYPTO_CRC32C_INTEL=y # CONFIG_CRYPTO_GHASH is not set CONFIG_CRYPTO_MD4=y # CONFIG_CRYPTO_MD5 is not set # CONFIG_CRYPTO_MICHAEL_MIC is not set # CONFIG_CRYPTO_RMD128 is not set # CONFIG_CRYPTO_RMD160 is not set # CONFIG_CRYPTO_RMD256 is not set CONFIG_CRYPTO_RMD320=y CONFIG_CRYPTO_SHA1=y # CONFIG_CRYPTO_SHA1_SSSE3 is not set CONFIG_CRYPTO_SHA256=y # CONFIG_CRYPTO_SHA512 is not set # CONFIG_CRYPTO_TGR192 is not set CONFIG_CRYPTO_WP512=y CONFIG_CRYPTO_GHASH_CLMUL_NI_INTEL=y # # Ciphers # CONFIG_CRYPTO_AES=y CONFIG_CRYPTO_AES_X86_64=y CONFIG_CRYPTO_AES_NI_INTEL=y CONFIG_CRYPTO_ANUBIS=y CONFIG_CRYPTO_ARC4=y # CONFIG_CRYPTO_BLOWFISH is not set # CONFIG_CRYPTO_BLOWFISH_X86_64 is not set # CONFIG_CRYPTO_CAMELLIA is not set # CONFIG_CRYPTO_CAMELLIA_X86_64 is not set # CONFIG_CRYPTO_CAST5 is not set CONFIG_CRYPTO_CAST6=y # CONFIG_CRYPTO_DES is not set CONFIG_CRYPTO_FCRYPT=y # CONFIG_CRYPTO_KHAZAD is not set # CONFIG_CRYPTO_SALSA20 is not set CONFIG_CRYPTO_SALSA20_X86_64=y # CONFIG_CRYPTO_SEED is not set # CONFIG_CRYPTO_SERPENT is not set # CONFIG_CRYPTO_SERPENT_SSE2_X86_64 is not set # CONFIG_CRYPTO_TEA is not set # CONFIG_CRYPTO_TWOFISH is not set CONFIG_CRYPTO_TWOFISH_COMMON=y CONFIG_CRYPTO_TWOFISH_X86_64=y # CONFIG_CRYPTO_TWOFISH_X86_64_3WAY is not set # # Compression # # CONFIG_CRYPTO_DEFLATE is not set CONFIG_CRYPTO_ZLIB=y CONFIG_CRYPTO_LZO=y # # Random Number Generation # CONFIG_CRYPTO_ANSI_CPRNG=y CONFIG_CRYPTO_USER_API=y CONFIG_CRYPTO_USER_API_HASH=y CONFIG_CRYPTO_USER_API_SKCIPHER=y # CONFIG_CRYPTO_HW is not set CONFIG_HAVE_KVM=y # CONFIG_VIRTUALIZATION is not set CONFIG_BINARY_PRINTF=y # # Library routines # CONFIG_BITREVERSE=y CONFIG_GENERIC_STRNCPY_FROM_USER=y CONFIG_GENERIC_STRNLEN_USER=y CONFIG_GENERIC_FIND_FIRST_BIT=y CONFIG_GENERIC_PCI_IOMAP=y CONFIG_GENERIC_IOMAP=y CONFIG_GENERIC_IO=y # CONFIG_CRC_CCITT is not set CONFIG_CRC16=y CONFIG_CRC_T10DIF=y CONFIG_CRC_ITU_T=y CONFIG_CRC32=y # CONFIG_CRC32_SELFTEST is not set CONFIG_CRC32_SLICEBY8=y # CONFIG_CRC32_SLICEBY4 is not set # CONFIG_CRC32_SARWATE is not set # CONFIG_CRC32_BIT is not set CONFIG_CRC7=y CONFIG_LIBCRC32C=y # CONFIG_CRC8 is not set CONFIG_ZLIB_INFLATE=y CONFIG_ZLIB_DEFLATE=y CONFIG_LZO_COMPRESS=y CONFIG_LZO_DECOMPRESS=y # CONFIG_XZ_DEC is not set # CONFIG_XZ_DEC_BCJ is not set CONFIG_HAS_IOMEM=y CONFIG_HAS_IOPORT=y CONFIG_HAS_DMA=y CONFIG_CPUMASK_OFFSTACK=y CONFIG_NLATTR=y CONFIG_AVERAGE=y # CONFIG_CORDIC is not set # CONFIG_DDR is not set From e2ae715d66bf4becfb85eb84b7150e23cf27df30 Mon Sep 17 00:00:00 2001 From: Kay Sievers Date: Fri, 15 Jun 2012 14:07:51 +0200 Subject: [PATCH] kmsg - kmsg_dump() use iterator to receive log buffer content Provide an iterator to receive the log buffer content, and convert all kmsg_dump() users to it. The structured data in the kmsg buffer now contains binary data, which should no longer be copied verbatim to the kmsg_dump() users. The iterator should provide reliable access to the buffer data, and also supports proper log line-aware chunking of data while iterating. Signed-off-by: Kay Sievers Tested-by: Tony Luck Reported-by: Anton Vorontsov Tested-by: Anton Vorontsov Signed-off-by: Greg Kroah-Hartman --- arch/powerpc/platforms/pseries/nvram.c | 61 +------- arch/x86/platform/mrst/early_printk_mrst.c | 13 +- drivers/mtd/mtdoops.c | 22 +-- fs/pstore/platform.c | 34 ++--- include/linux/kmsg_dump.h | 45 +++++- kernel/printk.c | 220 ++++++++++++++++++++++++---- 6 files changed, 258 insertions(+), 137 deletions(-) diff --git a/arch/powerpc/platforms/pseries/nvram.c b/arch/powerpc/platforms/pseries/nvram.c index 36f957f..8733a86 100644 --- a/arch/powerpc/platforms/pseries/nvram.c +++ b/arch/powerpc/platforms/pseries/nvram.c @@ -62,21 +62,19 @@ static struct nvram_os_partition oops_log_partition = { }; static const char *pseries_nvram_os_partitions[] = { "ibm,rtas-log", "lnx,oops-log", NULL }; static void oops_to_nvram(struct kmsg_dumper *dumper, - enum kmsg_dump_reason reason, - const char *old_msgs, unsigned long old_len, - const char *new_msgs, unsigned long new_len); + enum kmsg_dump_reason reason); static struct kmsg_dumper nvram_kmsg_dumper = { .dump = oops_to_nvram }; /* See clobbering_unread_rtas_event() */ #define NVRAM_RTAS_READ_TIMEOUT 5 /* seconds */ static unsigned long last_unread_rtas_event; /* timestamp */ @@ -498,76 +496,33 @@ int __init pSeries_nvram_init(void) ppc_md.nvram_read = pSeries_nvram_read; ppc_md.nvram_write = pSeries_nvram_write; ppc_md.nvram_size = pSeries_nvram_get_size; return 0; } /* - * Try to capture the last capture_len bytes of the printk buffer. Return - * the amount actually captured. - */ -static size_t capture_last_msgs(const char *old_msgs, size_t old_len, - const char *new_msgs, size_t new_len, - char *captured, size_t capture_len) -{ - if (new_len >= capture_len) { - memcpy(captured, new_msgs + (new_len - capture_len), - capture_len); - return capture_len; - } else { - /* Grab the end of old_msgs. */ - size_t old_tail_len = min(old_len, capture_len - new_len); - memcpy(captured, old_msgs + (old_len - old_tail_len), - old_tail_len); - memcpy(captured + old_tail_len, new_msgs, new_len); - return old_tail_len + new_len; - } -} - -/* * Are we using the ibm,rtas-log for oops/panic reports? And if so, * would logging this oops/panic overwrite an RTAS event that rtas_errd * hasn't had a chance to read and process? Return 1 if so, else 0. * * We assume that if rtas_errd hasn't read the RTAS event in * NVRAM_RTAS_READ_TIMEOUT seconds, it's probably not going to. */ static int clobbering_unread_rtas_event(void) { return (oops_log_partition.index == rtas_log_partition.index && last_unread_rtas_event && get_seconds() - last_unread_rtas_event <= NVRAM_RTAS_READ_TIMEOUT); } -/* Squeeze out each line's severity prefix. */ -static size_t elide_severities(char *buf, size_t len) -{ - char *in, *out, *buf_end = buf + len; - /* Assume a at the very beginning marks the start of a line. */ - int newline = 1; - - in = out = buf; - while (in < buf_end) { - if (newline && in+3 <= buf_end && - *in == '<' && isdigit(in[1]) && in[2] == '>') { - in += 3; - newline = 0; - } else { - newline = (*in == '\n'); - *out++ = *in++; - } - } - return out - buf; -} - /* Derived from logfs_compress() */ static int nvram_compress(const void *in, void *out, size_t inlen, size_t outlen) { int err, ret; ret = -EIO; err = zlib_deflateInit2(&stream, COMPR_LEVEL, Z_DEFLATED, WINDOW_BITS, MEM_LEVEL, Z_DEFAULT_STRATEGY); @@ -613,21 +568,19 @@ static int zip_oops(size_t text_len) /* * This is our kmsg_dump callback, called after an oops or panic report * has been written to the printk buffer. We want to capture as much * of the printk buffer as possible. First, capture as much as we can * that we think will compress sufficiently to fit in the lnx,oops-log * partition. If that's too much, go back and capture uncompressed text. */ static void oops_to_nvram(struct kmsg_dumper *dumper, - enum kmsg_dump_reason reason, - const char *old_msgs, unsigned long old_len, - const char *new_msgs, unsigned long new_len) + enum kmsg_dump_reason reason) { static unsigned int oops_count = 0; static bool panicking = false; static DEFINE_SPINLOCK(lock); unsigned long flags; size_t text_len; unsigned int err_type = ERR_TYPE_KERNEL_PANIC_GZ; int rc = -1; @@ -654,26 +607,26 @@ static void oops_to_nvram(struct kmsg_dumper *dumper, } if (clobbering_unread_rtas_event()) return; if (!spin_trylock_irqsave(&lock, flags)) return; if (big_oops_buf) { - text_len = capture_last_msgs(old_msgs, old_len, - new_msgs, new_len, big_oops_buf, big_oops_buf_sz); - text_len = elide_severities(big_oops_buf, text_len); + kmsg_dump_get_buffer(dumper, false, + big_oops_buf, big_oops_buf_sz, &text_len); rc = zip_oops(text_len); } if (rc != 0) { - text_len = capture_last_msgs(old_msgs, old_len, - new_msgs, new_len, oops_data, oops_data_sz); + kmsg_dump_rewind(dumper); + kmsg_dump_get_buffer(dumper, true, + oops_data, oops_data_sz, &text_len); err_type = ERR_TYPE_KERNEL_PANIC; *oops_len = (u16) text_len; } (void) nvram_write_os_partition(&oops_log_partition, oops_buf, (int) (sizeof(*oops_len) + *oops_len), err_type, ++oops_count); spin_unlock_irqrestore(&lock, flags); } diff --git a/arch/x86/platform/mrst/early_printk_mrst.c b/arch/x86/platform/mrst/early_printk_mrst.c index 3c6e328..028454f 100644 --- a/arch/x86/platform/mrst/early_printk_mrst.c +++ b/arch/x86/platform/mrst/early_printk_mrst.c @@ -104,31 +104,28 @@ static unsigned long mrst_spi_paddr = MRST_REGBASE_SPI0; static u32 *pclk_spi0; /* Always contains an accessible address, start with 0 */ static struct dw_spi_reg *pspi; static struct kmsg_dumper dw_dumper; static int dumper_registered; static void dw_kmsg_dump(struct kmsg_dumper *dumper, - enum kmsg_dump_reason reason, - const char *s1, unsigned long l1, - const char *s2, unsigned long l2) + enum kmsg_dump_reason reason) { - int i; + static char line[1024]; + size_t len; /* When run to this, we'd better re-init the HW */ mrst_early_console_init(); - for (i = 0; i < l1; i++) - early_mrst_console.write(&early_mrst_console, s1 + i, 1); - for (i = 0; i < l2; i++) - early_mrst_console.write(&early_mrst_console, s2 + i, 1); + while (kmsg_dump_get_line(dumper, true, line, sizeof(line), &len)) + early_mrst_console.write(&early_mrst_console, line, len); } /* Set the ratio rate to 115200, 8n1, IRQ disabled */ static void max3110_write_config(void) { u16 config; config = 0xc001; dw_writel(pspi, dr, config); diff --git a/drivers/mtd/mtdoops.c b/drivers/mtd/mtdoops.c index ae36d7e..551e316 100644 --- a/drivers/mtd/mtdoops.c +++ b/drivers/mtd/mtdoops.c @@ -298,44 +298,29 @@ static void find_next_position(struct mtdoops_context *cxt) } cxt->nextpage = maxpos; cxt->nextcount = maxcount; mtdoops_inc_counter(cxt); } static void mtdoops_do_dump(struct kmsg_dumper *dumper, - enum kmsg_dump_reason reason, const char *s1, unsigned long l1, - const char *s2, unsigned long l2) + enum kmsg_dump_reason reason) { struct mtdoops_context *cxt = container_of(dumper, struct mtdoops_context, dump); - unsigned long s1_start, s2_start; - unsigned long l1_cpy, l2_cpy; - char *dst; - - if (reason != KMSG_DUMP_OOPS && - reason != KMSG_DUMP_PANIC) - return; /* Only dump oopses if dump_oops is set */ if (reason == KMSG_DUMP_OOPS && !dump_oops) return; - dst = cxt->oops_buf + MTDOOPS_HEADER_SIZE; /* Skip the header */ - l2_cpy = min(l2, record_size - MTDOOPS_HEADER_SIZE); - l1_cpy = min(l1, record_size - MTDOOPS_HEADER_SIZE - l2_cpy); - - s2_start = l2 - l2_cpy; - s1_start = l1 - l1_cpy; - - memcpy(dst, s1 + s1_start, l1_cpy); - memcpy(dst + l1_cpy, s2 + s2_start, l2_cpy); + kmsg_dump_get_buffer(dumper, true, cxt->oops_buf + MTDOOPS_HEADER_SIZE, + record_size - MTDOOPS_HEADER_SIZE, NULL); /* Panics must be written immediately */ if (reason != KMSG_DUMP_OOPS) mtdoops_write(cxt, 1); /* For other cases, schedule work to write it "nicely" */ schedule_work(&cxt->work_write); } @@ -369,18 +354,19 @@ static void mtdoops_notify_add(struct mtd_info *mtd) /* oops_page_used is a bit field */ cxt->oops_page_used = vmalloc(DIV_ROUND_UP(mtdoops_pages, BITS_PER_LONG) * sizeof(unsigned long)); if (!cxt->oops_page_used) { printk(KERN_ERR "mtdoops: could not allocate page array\n"); return; } + cxt->dump.max_reason = KMSG_DUMP_OOPS; cxt->dump.dump = mtdoops_do_dump; err = kmsg_dump_register(&cxt->dump); if (err) { printk(KERN_ERR "mtdoops: registering kmsg dumper failed, error %d\n", err); vfree(cxt->oops_page_used); cxt->oops_page_used = NULL; return; } diff --git a/fs/pstore/platform.c b/fs/pstore/platform.c index 82c585f..03ce7a9 100644 --- a/fs/pstore/platform.c +++ b/fs/pstore/platform.c @@ -88,67 +88,57 @@ static const char *get_reason_str(enum kmsg_dump_reason reason) } } /* * callback from kmsg_dump. (s2,l2) has the most recently * written bytes, older bytes are in (s1,l1). Save as much * as we can from the end of the buffer. */ static void pstore_dump(struct kmsg_dumper *dumper, - enum kmsg_dump_reason reason, - const char *s1, unsigned long l1, - const char *s2, unsigned long l2) + enum kmsg_dump_reason reason) { - unsigned long s1_start, s2_start; - unsigned long l1_cpy, l2_cpy; - unsigned long size, total = 0; - char *dst; + unsigned long total = 0; const char *why; u64 id; - int hsize, ret; unsigned int part = 1; unsigned long flags = 0; int is_locked = 0; + int ret; why = get_reason_str(reason); if (in_nmi()) { is_locked = spin_trylock(&psinfo->buf_lock); if (!is_locked) pr_err("pstore dump routine blocked in NMI, may corrupt error record\n"); } else spin_lock_irqsave(&psinfo->buf_lock, flags); oopscount++; while (total < kmsg_bytes) { + char *dst; + unsigned long size; + int hsize; + size_t len; + dst = psinfo->buf; hsize = sprintf(dst, "%s#%d Part%d\n", why, oopscount, part); size = psinfo->bufsize - hsize; dst += hsize; - l2_cpy = min(l2, size); - l1_cpy = min(l1, size - l2_cpy); - - if (l1_cpy + l2_cpy == 0) + if (!kmsg_dump_get_buffer(dumper, true, dst, size, &len)) break; - s2_start = l2 - l2_cpy; - s1_start = l1 - l1_cpy; - - memcpy(dst, s1 + s1_start, l1_cpy); - memcpy(dst + l1_cpy, s2 + s2_start, l2_cpy); - ret = psinfo->write(PSTORE_TYPE_DMESG, reason, &id, part, - hsize + l1_cpy + l2_cpy, psinfo); + hsize + len, psinfo); if (ret == 0 && reason == KMSG_DUMP_OOPS && pstore_is_mounted()) pstore_new_entry = 1; - l1 -= l1_cpy; - l2 -= l2_cpy; - total += l1_cpy + l2_cpy; + + total += hsize + len; part++; } if (in_nmi()) { if (is_locked) spin_unlock(&psinfo->buf_lock); } else spin_unlock_irqrestore(&psinfo->buf_lock, flags); } diff --git a/include/linux/kmsg_dump.h b/include/linux/kmsg_dump.h index 35f7237..af4eb5a 100644 --- a/include/linux/kmsg_dump.h +++ b/include/linux/kmsg_dump.h @@ -15,53 +15,84 @@ #include #include /* * Keep this list arranged in rough order of priority. Anything listed after * KMSG_DUMP_OOPS will not be logged by default unless printk.always_kmsg_dump * is passed to the kernel. */ enum kmsg_dump_reason { + KMSG_DUMP_UNDEF, KMSG_DUMP_PANIC, KMSG_DUMP_OOPS, KMSG_DUMP_EMERG, KMSG_DUMP_RESTART, KMSG_DUMP_HALT, KMSG_DUMP_POWEROFF, }; /** * struct kmsg_dumper - kernel crash message dumper structure - * @dump: The callback which gets called on crashes. The buffer is passed - * as two sections, where s1 (length l1) contains the older - * messages and s2 (length l2) contains the newer. * @list: Entry in the dumper list (private) + * @dump: Call into dumping code which will retrieve the data with + * through the record iterator + * @max_reason: filter for highest reason number that should be dumped * @registered: Flag that specifies if this is already registered */ struct kmsg_dumper { - void (*dump)(struct kmsg_dumper *dumper, enum kmsg_dump_reason reason, - const char *s1, unsigned long l1, - const char *s2, unsigned long l2); struct list_head list; - int registered; + void (*dump)(struct kmsg_dumper *dumper, enum kmsg_dump_reason reason); + enum kmsg_dump_reason max_reason; + bool active; + bool registered; + + /* private state of the kmsg iterator */ + u32 cur_idx; + u32 next_idx; + u64 cur_seq; + u64 next_seq; }; #ifdef CONFIG_PRINTK void kmsg_dump(enum kmsg_dump_reason reason); +bool kmsg_dump_get_line(struct kmsg_dumper *dumper, bool syslog, + char *line, size_t size, size_t *len); + +bool kmsg_dump_get_buffer(struct kmsg_dumper *dumper, bool syslog, + char *buf, size_t size, size_t *len); + +void kmsg_dump_rewind(struct kmsg_dumper *dumper); + int kmsg_dump_register(struct kmsg_dumper *dumper); int kmsg_dump_unregister(struct kmsg_dumper *dumper); #else static inline void kmsg_dump(enum kmsg_dump_reason reason) { } +bool kmsg_dump_get_line(struct kmsg_dumper *dumper, bool syslog, + const char *line, size_t size, size_t *len) +{ + return false; +} + +bool kmsg_dump_get_buffer(struct kmsg_dumper *dumper, bool syslog, + char *buf, size_t size, size_t *len) +{ + return false; +} + +void kmsg_dump_rewind(struct kmsg_dumper *dumper) +{ +} + static inline int kmsg_dump_register(struct kmsg_dumper *dumper) { return -EINVAL; } static inline int kmsg_dump_unregister(struct kmsg_dumper *dumper) { return -EINVAL; } diff --git a/kernel/printk.c b/kernel/printk.c index f205c25..ceb4a2f 100644 --- a/kernel/printk.c +++ b/kernel/printk.c @@ -903,39 +903,41 @@ static int syslog_print_all(char __user *buf, int size, bool clear) if (clear_seq < log_first_seq) { /* messages are gone, move to first available one */ clear_seq = log_first_seq; clear_idx = log_first_idx; } /* * Find first record that fits, including all following records, * into the user-provided buffer for this dump. - */ + */ seq = clear_seq; idx = clear_idx; while (seq < log_next_seq) { struct log *msg = log_from_idx(idx); len += msg_print_text(msg, true, NULL, 0); idx = log_next(idx); seq++; } + + /* move first record forward until length fits into the buffer */ seq = clear_seq; idx = clear_idx; while (len > size && seq < log_next_seq) { struct log *msg = log_from_idx(idx); len -= msg_print_text(msg, true, NULL, 0); idx = log_next(idx); seq++; } - /* last message in this dump */ + /* last message fitting into this dump */ next_seq = log_next_seq; len = 0; while (len >= 0 && seq < next_seq) { struct log *msg = log_from_idx(idx); int textlen; textlen = msg_print_text(msg, true, text, LOG_LINE_MAX); if (textlen < 0) { @@ -2294,54 +2296,216 @@ int kmsg_dump_unregister(struct kmsg_dumper *dumper) EXPORT_SYMBOL_GPL(kmsg_dump_unregister); static bool always_kmsg_dump; module_param_named(always_kmsg_dump, always_kmsg_dump, bool, S_IRUGO | S_IWUSR); /** * kmsg_dump - dump kernel log to kernel message dumpers. * @reason: the reason (oops, panic etc) for dumping * - * Iterate through each of the dump devices and call the oops/panic - * callbacks with the log buffer. + * Call each of the registered dumper's dump() callback, which can + * retrieve the kmsg records with kmsg_dump_get_line() or + * kmsg_dump_get_buffer(). */ void kmsg_dump(enum kmsg_dump_reason reason) { - u64 idx; struct kmsg_dumper *dumper; - const char *s1, *s2; - unsigned long l1, l2; unsigned long flags; if ((reason > KMSG_DUMP_OOPS) && !always_kmsg_dump) return; - /* Theoretically, the log could move on after we do this, but - there's not a lot we can do about that. The new messages - will overwrite the start of what we dump. */ + rcu_read_lock(); + list_for_each_entry_rcu(dumper, &dump_list, list) { + if (dumper->max_reason && reason > dumper->max_reason) + continue; + + /* initialize iterator with data about the stored records */ + dumper->active = true; + + raw_spin_lock_irqsave(&logbuf_lock, flags); + dumper->cur_seq = clear_seq; + dumper->cur_idx = clear_idx; + dumper->next_seq = log_next_seq; + dumper->next_idx = log_next_idx; + raw_spin_unlock_irqrestore(&logbuf_lock, flags); + + /* invoke dumper which will iterate over records */ + dumper->dump(dumper, reason); + + /* reset iterator */ + dumper->active = false; + } + rcu_read_unlock(); +} + +/** + * kmsg_dump_get_line - retrieve one kmsg log line + * @dumper: registered kmsg dumper + * @syslog: include the "<4>" prefixes + * @line: buffer to copy the line to + * @size: maximum size of the buffer + * @len: length of line placed into buffer + * + * Start at the beginning of the kmsg buffer, with the oldest kmsg + * record, and copy one record into the provided buffer. + * + * Consecutive calls will return the next available record moving + * towards the end of the buffer with the youngest messages. + * + * A return value of FALSE indicates that there are no more records to + * read. + */ +bool kmsg_dump_get_line(struct kmsg_dumper *dumper, bool syslog, + char *line, size_t size, size_t *len) +{ + unsigned long flags; + struct log *msg; + size_t l = 0; + bool ret = false; + + if (!dumper->active) + goto out; raw_spin_lock_irqsave(&logbuf_lock, flags); - if (syslog_seq < log_first_seq) - idx = syslog_idx; - else - idx = log_first_idx; + if (dumper->cur_seq < log_first_seq) { + /* messages are gone, move to first available one */ + dumper->cur_seq = log_first_seq; + dumper->cur_idx = log_first_idx; + } - if (idx > log_next_idx) { - s1 = log_buf; - l1 = log_next_idx; + /* last entry */ + if (dumper->cur_seq >= log_next_seq) { + raw_spin_unlock_irqrestore(&logbuf_lock, flags); + goto out; + } - s2 = log_buf + idx; - l2 = log_buf_len - idx; - } else { - s1 = ""; - l1 = 0; + msg = log_from_idx(dumper->cur_idx); + l = msg_print_text(msg, syslog, + line, size); + + dumper->cur_idx = log_next(dumper->cur_idx); + dumper->cur_seq++; + ret = true; + raw_spin_unlock_irqrestore(&logbuf_lock, flags); +out: + if (len) + *len = l; + return ret; +} +EXPORT_SYMBOL_GPL(kmsg_dump_get_line); + +/** + * kmsg_dump_get_buffer - copy kmsg log lines + * @dumper: registered kmsg dumper + * @syslog: include the "<4>" prefixes + * @line: buffer to copy the line to + * @size: maximum size of the buffer + * @len: length of line placed into buffer + * + * Start at the end of the kmsg buffer and fill the provided buffer + * with as many of the the *youngest* kmsg records that fit into it. + * If the buffer is large enough, all available kmsg records will be + * copied with a single call. + * + * Consecutive calls will fill the buffer with the next block of + * available older records, not including the earlier retrieved ones. + * + * A return value of FALSE indicates that there are no more records to + * read. + */ +bool kmsg_dump_get_buffer(struct kmsg_dumper *dumper, bool syslog, + char *buf, size_t size, size_t *len) +{ + unsigned long flags; + u64 seq; + u32 idx; + u64 next_seq; + u32 next_idx; + size_t l = 0; + bool ret = false; + + if (!dumper->active) + goto out; + + raw_spin_lock_irqsave(&logbuf_lock, flags); + if (dumper->cur_seq < log_first_seq) { + /* messages are gone, move to first available one */ + dumper->cur_seq = log_first_seq; + dumper->cur_idx = log_first_idx; + } + + /* last entry */ + if (dumper->cur_seq >= dumper->next_seq) { + raw_spin_unlock_irqrestore(&logbuf_lock, flags); + goto out; + } + + /* calculate length of entire buffer */ + seq = dumper->cur_seq; + idx = dumper->cur_idx; + while (seq < dumper->next_seq) { + struct log *msg = log_from_idx(idx); + + l += msg_print_text(msg, true, NULL, 0); + idx = log_next(idx); + seq++; + } + + /* move first record forward until length fits into the buffer */ + seq = dumper->cur_seq; + idx = dumper->cur_idx; + while (l > size && seq < dumper->next_seq) { + struct log *msg = log_from_idx(idx); - s2 = log_buf + idx; - l2 = log_next_idx - idx; + l -= msg_print_text(msg, true, NULL, 0); + idx = log_next(idx); + seq++; } + + /* last message in next interation */ + next_seq = seq; + next_idx = idx; + + l = 0; + while (seq < dumper->next_seq) { + struct log *msg = log_from_idx(idx); + + l += msg_print_text(msg, syslog, + buf + l, size - l); + + idx = log_next(idx); + seq++; + } + + dumper->next_seq = next_seq; + dumper->next_idx = next_idx; + ret = true; raw_spin_unlock_irqrestore(&logbuf_lock, flags); +out: + if (len) + *len = l; + return ret; +} +EXPORT_SYMBOL_GPL(kmsg_dump_get_buffer); - rcu_read_lock(); - list_for_each_entry_rcu(dumper, &dump_list, list) - dumper->dump(dumper, reason, s1, l1, s2, l2); - rcu_read_unlock(); +/** + * kmsg_dump_rewind - reset the interator + * @dumper: registered kmsg dumper + * + * Reset the dumper's iterator so that kmsg_dump_get_line() and + * kmsg_dump_get_buffer() can be called again and used multiple + * times within the same dumper.dump() callback. + */ +void kmsg_dump_rewind(struct kmsg_dumper *dumper) +{ + unsigned long flags; + + raw_spin_lock_irqsave(&logbuf_lock, flags); + dumper->cur_seq = clear_seq; + dumper->cur_idx = clear_idx; + dumper->next_seq = log_next_seq; + dumper->next_idx = log_next_idx; + raw_spin_unlock_irqrestore(&logbuf_lock, flags); } +EXPORT_SYMBOL_GPL(kmsg_dump_rewind); #endif -- 1.7.10