| Message ID | 20221127124942.1665522-1-npiggin@gmail.com (mailing list archive) |
|---|---|
| Headers | show |
| Series | powerpc: Remove STACK_FRAME_OVERHEAD | expand |
On Sun, 27 Nov 2022 22:49:25 +1000, Nicholas Piggin wrote: > Since RFC: > - Fix a compile bug. > - Fix BookE KVM properly. Hopefully -- I don't have a BookE > KVM environment to test. Can QEMU do it? Is it still tested? > - Drop the last two patches that changed the stack layout, they > can be done later. > - Drop the load/store-multiple change to 32-bit. > > [...] Applied to powerpc/next. [01/17] KVM: PPC: Book3E: Fix CONFIG_TRACE_IRQFLAGS support https://git.kernel.org/powerpc/c/6c645b01e536757a9e1a9f72c13767f9b3f8559f [02/17] powerpc/64: Remove asm interrupt tracing call helpers https://git.kernel.org/powerpc/c/d6aee468e4ecbfec46a3eafae4d31d6efc0d4da4 [03/17] powerpc/perf: callchain validate kernel stack pointer bounds https://git.kernel.org/powerpc/c/32c5209214bd8d4f8c4e9d9b630ef4c671f58e79 [04/17] powerpc: Rearrange copy_thread child stack creation https://git.kernel.org/powerpc/c/bc0677363d0ffaec0c56685291e97b080116976c [05/17] powerpc/pseries: hvcall stack frame overhead https://git.kernel.org/powerpc/c/baa49d81a94bb4170e7f2f4d97016772117d0f60 [06/17] powerpc: simplify ppc_save_regs https://git.kernel.org/powerpc/c/37195b820d32c23bdefce3f460ed7de48a57e5e4 [07/17] powerpc: add definition for pt_regs offset within an interrupt frame https://git.kernel.org/powerpc/c/c03be0a3f3cc656eab5c427b78959b8f1b169a11 [08/17] powerpc: add a definition for the marker offset within the interrupt frame https://git.kernel.org/powerpc/c/d2e8ff9f1492f44c5a6d93f759eea27574d753de [09/17] powerpc: Rename STACK_FRAME_MARKER and derive it from frame offset https://git.kernel.org/powerpc/c/e856e336924b0ecd0b7058e65e6b3e7266ee0b95 [10/17] powerpc: add a define for the user interrupt frame size https://git.kernel.org/powerpc/c/1223e5a20f7fb3c31c91a328d1a04ed26d5e889b [11/17] powerpc: add a define for the switch frame size and regs offset https://git.kernel.org/powerpc/c/6f291a03819e4051ebc870471d26915ef2e6ba31 [12/17] powerpc: copy_thread fill in interrupt frame marker and back chain https://git.kernel.org/powerpc/c/6895dfc0474170c492191c126fcfc420f7771a09 [13/17] powerpc: copy_thread add a back chain to the switch stack frame https://git.kernel.org/powerpc/c/edbd0387f3249cc7e102f86d4852a9a9f3bb1305 [14/17] powerpc: split validate_sp into two functions https://git.kernel.org/powerpc/c/4cefb0f6c555971b3e6544a9b15470f9d1f12089 [15/17] powerpc: allow minimum sized kernel stack frames https://git.kernel.org/powerpc/c/90f1b43196c5e79f6c986a359011a19857984c27 [16/17] powerpc/64: ELFv2 use minimal stack frames in int and switch frame sizes https://git.kernel.org/powerpc/c/cd52414d5a6ccea6ce956ef05161fe824522a107 [17/17] powerpc: remove STACK_FRAME_OVERHEAD https://git.kernel.org/powerpc/c/dfecd06bc5524517ed7737c30eaaf747338b280a cheers
Since RFC: - Fix a compile bug. - Fix BookE KVM properly. Hopefully -- I don't have a BookE KVM environment to test. Can QEMU do it? Is it still tested? - Drop the last two patches that changed the stack layout, they can be done later. - Drop the load/store-multiple change to 32-bit. Thanks, Nick Nicholas Piggin (17): KVM: PPC: Book3E: Fix CONFIG_TRACE_IRQFLAGS support powerpc/64: Remove asm interrupt tracing call helpers powerpc/perf: callchain validate kernel stack pointer bounds powerpc: Rearrange copy_thread child stack creation powerpc/pseries: hvcall stack frame overhead powerpc: simplify ppc_save_regs powerpc: add definition for pt_regs offset within an interrupt frame powerpc: add a definition for the marker offset within the interrupt frame powerpc: Rename STACK_FRAME_MARKER and derive it from frame offset powerpc: add a define for the user interrupt frame size powerpc: add a define for the switch frame size and regs offset powerpc: copy_thread fill in interrupt frame marker and back chain powerpc: copy_thread add a back chain to the switch stack frame powerpc: split validate_sp into two functions powerpc: allow minimum sized kernel stack frames powerpc/64: ELFv2 use minimal stack frames in int and switch frame sizes powerpc: remove STACK_FRAME_OVERHEAD arch/powerpc/include/asm/irqflags.h | 58 ------------- arch/powerpc/include/asm/kvm_ppc.h | 12 +++ arch/powerpc/include/asm/processor.h | 15 +++- arch/powerpc/include/asm/ptrace.h | 37 ++++++--- arch/powerpc/kernel/asm-offsets.c | 9 +- arch/powerpc/kernel/entry_32.S | 14 ++-- arch/powerpc/kernel/exceptions-64e.S | 44 +++++----- arch/powerpc/kernel/exceptions-64s.S | 82 +++++++++---------- arch/powerpc/kernel/head_32.h | 4 +- arch/powerpc/kernel/head_40x.S | 2 +- arch/powerpc/kernel/head_44x.S | 6 +- arch/powerpc/kernel/head_64.S | 6 +- arch/powerpc/kernel/head_85xx.S | 8 +- arch/powerpc/kernel/head_8xx.S | 2 +- arch/powerpc/kernel/head_book3s_32.S | 4 +- arch/powerpc/kernel/head_booke.h | 4 +- arch/powerpc/kernel/interrupt_64.S | 32 ++++---- arch/powerpc/kernel/irq.c | 4 +- arch/powerpc/kernel/kgdb.c | 2 +- arch/powerpc/kernel/misc_32.S | 2 +- arch/powerpc/kernel/misc_64.S | 4 +- arch/powerpc/kernel/optprobes_head.S | 4 +- arch/powerpc/kernel/ppc_save_regs.S | 57 ++++--------- arch/powerpc/kernel/process.c | 54 +++++++----- arch/powerpc/kernel/smp.c | 2 +- arch/powerpc/kernel/stacktrace.c | 10 +-- arch/powerpc/kernel/tm.S | 8 +- arch/powerpc/kernel/trace/ftrace_mprofile.S | 2 +- arch/powerpc/kvm/book3s_hv_rmhandlers.S | 2 +- arch/powerpc/kvm/booke.c | 3 + arch/powerpc/kvm/bookehv_interrupts.S | 9 -- .../lib/test_emulate_step_exec_instr.S | 2 +- arch/powerpc/perf/callchain.c | 9 +- arch/powerpc/platforms/pseries/hvCall.S | 38 +++++---- arch/powerpc/xmon/xmon.c | 10 +-- 35 files changed, 259 insertions(+), 302 deletions(-)