[net-next,v4,12/12] sock: Add SO_RCVTIMEO_NEW and SO_SNDTIMEO_NEW

Message ID	20190201154356.15536-13-deepa.kernel@gmail.com
State	Not Applicable
Delegated to:	David Miller
Headers	show Return-Path: <sparclinux-owner@vger.kernel.org> From: Deepa Dinamani <deepa.kernel@gmail.com> To: davem@davemloft.net, linux-kernel@vger.kernel.org Cc: netdev@vger.kernel.org, arnd@arndb.de, y2038@lists.linaro.org, ccaulfie@redhat.com, deller@gmx.de, paulus@samba.org, ralf@linux-mips.org, rth@twiddle.net, cluster-devel@redhat.com, linuxppc-dev@lists.ozlabs.org, linux-alpha@vger.kernel.org, linux-arch@vger.kernel.org, linux-mips@vger.kernel.org, linux-parisc@vger.kernel.org, sparclinux@vger.kernel.org Subject: [PATCH net-next v4 12/12] sock: Add SO_RCVTIMEO_NEW and SO_SNDTIMEO_NEW Date: Fri, 1 Feb 2019 07:43:56 -0800 Message-Id: <20190201154356.15536-13-deepa.kernel@gmail.com> In-Reply-To: <20190201154356.15536-1-deepa.kernel@gmail.com> References: <20190201154356.15536-1-deepa.kernel@gmail.com> Sender: sparclinux-owner@vger.kernel.org Precedence: bulk
Series	None \| expand [net-next,v4,04/12] sockopt: Rename SO_TIMESTAMP* to SO_TIMESTAMP*_OLD [net-next,v4,05/12] arch: sparc: Override struct __kernel_old_timeval [net-next,v4,08/12] socket: Add SO_TIMESTAMP[NS]_NEW [net-next,v4,09/12] socket: Add SO_TIMESTAMPING_NEW [net-next,v4,11/12] socket: Rename SO_RCVTIMEO/ SO_SNDTIMEO with _OLD suffixes [net-next,v4,12/12] sock: Add SO_RCVTIMEO_NEW and SO_SNDTIMEO_NEW

diff --git a/arch/alpha/include/uapi/asm/socket.h b/arch/alpha/include/uapi/asm/socket.h index 9826d1db71d0..0d0fddb7e738 100644 --- a/arch/alpha/include/uapi/asm/socket.h +++ b/arch/alpha/include/uapi/asm/socket.h @@ -119,19 +119,25 @@ #define SO_TIMESTAMPNS_NEW 64 #define SO_TIMESTAMPING_NEW 65 -#if !defined(__KERNEL__) +#define SO_RCVTIMEO_NEW 66 +#define SO_SNDTIMEO_NEW 67 -#define SO_RCVTIMEO SO_RCVTIMEO_OLD -#define SO_SNDTIMEO SO_SNDTIMEO_OLD +#if !defined(__KERNEL__) #if __BITS_PER_LONG == 64 #define SO_TIMESTAMP SO_TIMESTAMP_OLD #define SO_TIMESTAMPNS SO_TIMESTAMPNS_OLD #define SO_TIMESTAMPING SO_TIMESTAMPING_OLD + +#define SO_RCVTIMEO SO_RCVTIMEO_OLD +#define SO_SNDTIMEO SO_SNDTIMEO_OLD #else #define SO_TIMESTAMP (sizeof(time_t) == sizeof(__kernel_long_t) ? SO_TIMESTAMP_OLD : SO_TIMESTAMP_NEW) #define SO_TIMESTAMPNS (sizeof(time_t) == sizeof(__kernel_long_t) ? SO_TIMESTAMPNS_OLD : SO_TIMESTAMPNS_NEW) #define SO_TIMESTAMPING (sizeof(time_t) == sizeof(__kernel_long_t) ? SO_TIMESTAMPING_OLD : SO_TIMESTAMPING_NEW) + +#define SO_RCVTIMEO (sizeof(time_t) == sizeof(__kernel_long_t) ? SO_RCVTIMEO_OLD : SO_RCVTIMEO_NEW) +#define SO_SNDTIMEO (sizeof(time_t) == sizeof(__kernel_long_t) ? SO_SNDTIMEO_OLD : SO_SNDTIMEO_NEW) #endif #define SCM_TIMESTAMP SO_TIMESTAMP diff --git a/arch/mips/include/uapi/asm/socket.h b/arch/mips/include/uapi/asm/socket.h index 96cc0e907f12..eb9f33f8a8b3 100644 --- a/arch/mips/include/uapi/asm/socket.h +++ b/arch/mips/include/uapi/asm/socket.h @@ -130,18 +130,25 @@ #define SO_TIMESTAMPNS_NEW 64 #define SO_TIMESTAMPING_NEW 65 +#define SO_RCVTIMEO_NEW 66 +#define SO_SNDTIMEO_NEW 67 + #if !defined(__KERNEL__) -#define SO_RCVTIMEO SO_RCVTIMEO_OLD -#define SO_SNDTIMEO SO_SNDTIMEO_OLD #if __BITS_PER_LONG == 64 #define SO_TIMESTAMP SO_TIMESTAMP_OLD #define SO_TIMESTAMPNS SO_TIMESTAMPNS_OLD #define SO_TIMESTAMPING SO_TIMESTAMPING_OLD + +#define SO_RCVTIMEO SO_RCVTIMEO_OLD +#define SO_SNDTIMEO SO_SNDTIMEO_OLD #else #define SO_TIMESTAMP (sizeof(time_t) == sizeof(__kernel_long_t) ? SO_TIMESTAMP_OLD : SO_TIMESTAMP_NEW) #define SO_TIMESTAMPNS (sizeof(time_t) == sizeof(__kernel_long_t) ? SO_TIMESTAMPNS_OLD : SO_TIMESTAMPNS_NEW) #define SO_TIMESTAMPING (sizeof(time_t) == sizeof(__kernel_long_t) ? SO_TIMESTAMPING_OLD : SO_TIMESTAMPING_NEW) + +#define SO_RCVTIMEO (sizeof(time_t) == sizeof(__kernel_long_t) ? SO_RCVTIMEO_OLD : SO_RCVTIMEO_NEW) +#define SO_SNDTIMEO (sizeof(time_t) == sizeof(__kernel_long_t) ? SO_SNDTIMEO_OLD : SO_SNDTIMEO_NEW) #endif #define SCM_TIMESTAMP SO_TIMESTAMP diff --git a/arch/parisc/include/uapi/asm/socket.h b/arch/parisc/include/uapi/asm/socket.h index 046f0cd9cce4..16e428f03526 100644 --- a/arch/parisc/include/uapi/asm/socket.h +++ b/arch/parisc/include/uapi/asm/socket.h @@ -111,18 +111,24 @@ #define SO_TIMESTAMPNS_NEW 0x4039 #define SO_TIMESTAMPING_NEW 0x403A +#define SO_RCVTIMEO_NEW 0x4040 +#define SO_SNDTIMEO_NEW 0x4041 + #if !defined(__KERNEL__) -#define SO_RCVTIMEO SO_RCVTIMEO_OLD -#define SO_SNDTIMEO SO_SNDTIMEO_OLD #if __BITS_PER_LONG == 64 #define SO_TIMESTAMP SO_TIMESTAMP_OLD #define SO_TIMESTAMPNS SO_TIMESTAMPNS_OLD #define SO_TIMESTAMPING SO_TIMESTAMPING_OLD +#define SO_RCVTIMEO SO_RCVTIMEO_OLD +#define SO_SNDTIMEO SO_SNDTIMEO_OLD #else #define SO_TIMESTAMP (sizeof(time_t) == sizeof(__kernel_long_t) ? SO_TIMESTAMP_OLD : SO_TIMESTAMP_NEW) #define SO_TIMESTAMPNS (sizeof(time_t) == sizeof(__kernel_long_t) ? SO_TIMESTAMPNS_OLD : SO_TIMESTAMPNS_NEW) #define SO_TIMESTAMPING (sizeof(time_t) == sizeof(__kernel_long_t) ? SO_TIMESTAMPING_OLD : SO_TIMESTAMPING_NEW) + +#define SO_RCVTIMEO (sizeof(time_t) == sizeof(__kernel_long_t) ? SO_RCVTIMEO_OLD : SO_RCVTIMEO_NEW) +#define SO_SNDTIMEO (sizeof(time_t) == sizeof(__kernel_long_t) ? SO_SNDTIMEO_OLD : SO_SNDTIMEO_NEW) #endif #define SCM_TIMESTAMP SO_TIMESTAMP diff --git a/arch/sparc/include/uapi/asm/socket.h b/arch/sparc/include/uapi/asm/socket.h index 342ffdc3b424..8c9f74a66b55 100644 --- a/arch/sparc/include/uapi/asm/socket.h +++ b/arch/sparc/include/uapi/asm/socket.h @@ -112,19 +112,26 @@ #define SO_TIMESTAMPNS_NEW 0x0042 #define SO_TIMESTAMPING_NEW 0x0043 +#define SO_RCVTIMEO_NEW 0x0044 +#define SO_SNDTIMEO_NEW 0x0045 + #if !defined(__KERNEL__) -#define SO_RCVTIMEO SO_RCVTIMEO_OLD -#define SO_SNDTIMEO SO_SNDTIMEO_OLD #if __BITS_PER_LONG == 64 #define SO_TIMESTAMP SO_TIMESTAMP_OLD #define SO_TIMESTAMPNS SO_TIMESTAMPNS_OLD #define SO_TIMESTAMPING SO_TIMESTAMPING_OLD + +#define SO_RCVTIMEO SO_RCVTIMEO_OLD +#define SO_SNDTIMEO SO_SNDTIMEO_OLD #else #define SO_TIMESTAMP (sizeof(time_t) == sizeof(__kernel_long_t) ? SO_TIMESTAMP_OLD : SO_TIMESTAMP_NEW) #define SO_TIMESTAMPNS (sizeof(time_t) == sizeof(__kernel_long_t) ? SO_TIMESTAMPNS_OLD : SO_TIMESTAMPNS_NEW) #define SO_TIMESTAMPING (sizeof(time_t) == sizeof(__kernel_long_t) ? SO_TIMESTAMPING_OLD : SO_TIMESTAMPING_NEW) + +#define SO_RCVTIMEO (sizeof(time_t) == sizeof(__kernel_long_t) ? SO_RCVTIMEO_OLD : SO_RCVTIMEO_NEW) +#define SO_SNDTIMEO (sizeof(time_t) == sizeof(__kernel_long_t) ? SO_SNDTIMEO_OLD : SO_SNDTIMEO_NEW) #endif #define SCM_TIMESTAMP SO_TIMESTAMP diff --git a/include/uapi/asm-generic/socket.h b/include/uapi/asm-generic/socket.h index c56b8b487c12..c8b430cb6dc4 100644 --- a/include/uapi/asm-generic/socket.h +++ b/include/uapi/asm-generic/socket.h @@ -114,19 +114,26 @@ #define SO_TIMESTAMPNS_NEW 64 #define SO_TIMESTAMPING_NEW 65 +#define SO_RCVTIMEO_NEW 66 +#define SO_SNDTIMEO_NEW 67 + #if !defined(__KERNEL__) -#define SO_RCVTIMEO SO_RCVTIMEO_OLD -#define SO_SNDTIMEO SO_SNDTIMEO_OLD #if __BITS_PER_LONG == 64 || (defined(__x86_64__) && defined(__ILP32__)) /* on 64-bit and x32, avoid the ?: operator */ #define SO_TIMESTAMP SO_TIMESTAMP_OLD #define SO_TIMESTAMPNS SO_TIMESTAMPNS_OLD #define SO_TIMESTAMPING SO_TIMESTAMPING_OLD + +#define SO_RCVTIMEO SO_RCVTIMEO_OLD +#define SO_SNDTIMEO SO_SNDTIMEO_OLD #else #define SO_TIMESTAMP (sizeof(time_t) == sizeof(__kernel_long_t) ? SO_TIMESTAMP_OLD : SO_TIMESTAMP_NEW) #define SO_TIMESTAMPNS (sizeof(time_t) == sizeof(__kernel_long_t) ? SO_TIMESTAMPNS_OLD : SO_TIMESTAMPNS_NEW) #define SO_TIMESTAMPING (sizeof(time_t) == sizeof(__kernel_long_t) ? SO_TIMESTAMPING_OLD : SO_TIMESTAMPING_NEW) + +#define SO_RCVTIMEO (sizeof(time_t) == sizeof(__kernel_long_t) ? SO_RCVTIMEO_OLD : SO_RCVTIMEO_NEW) +#define SO_SNDTIMEO (sizeof(time_t) == sizeof(__kernel_long_t) ? SO_SNDTIMEO_OLD : SO_SNDTIMEO_NEW) #endif #define SCM_TIMESTAMP SO_TIMESTAMP diff --git a/net/core/sock.c b/net/core/sock.c index 0e29e0b0338f..3a74adae23d0 100644 --- a/net/core/sock.c +++ b/net/core/sock.c @@ -335,9 +335,10 @@ int __sk_backlog_rcv(struct sock *sk, struct sk_buff *skb) } EXPORT_SYMBOL(__sk_backlog_rcv); -static int sock_get_timeout(long timeo, void *optval) +static int sock_get_timeout(long timeo, void *optval, bool old_timeval) { - struct __kernel_old_timeval tv; + struct __kernel_sock_timeval tv; + int size; if (timeo == MAX_SCHEDULE_TIMEOUT) { tv.tv_sec = 0; @@ -353,13 +354,23 @@ static int sock_get_timeout(long timeo, void *optval) return sizeof(tv32); } - *(struct __kernel_old_timeval *)optval = tv; - return sizeof(tv); + if (old_timeval) { + struct __kernel_old_timeval old_tv; + old_tv.tv_sec = tv.tv_sec; + old_tv.tv_usec = tv.tv_usec; + *(struct __kernel_old_timeval *)optval = old_tv; + size = sizeof(old_tv); + } else { + *(struct __kernel_sock_timeval *)optval = tv; + size = sizeof(tv); + } + + return size; } -static int sock_set_timeout(long *timeo_p, char __user *optval, int optlen) +static int sock_set_timeout(long *timeo_p, char __user *optval, int optlen, bool old_timeval) { - struct __kernel_old_timeval tv; + struct __kernel_sock_timeval tv; if (in_compat_syscall() && !COMPAT_USE_64BIT_TIME) { struct old_timeval32 tv32; @@ -371,6 +382,15 @@ static int sock_set_timeout(long *timeo_p, char __user *optval, int optlen) return -EFAULT; tv.tv_sec = tv32.tv_sec; tv.tv_usec = tv32.tv_usec; + } else if (old_timeval) { + struct __kernel_old_timeval old_tv; + + if (optlen < sizeof(old_tv)) + return -EINVAL; + if (copy_from_user(&old_tv, optval, sizeof(old_tv))) + return -EFAULT; + tv.tv_sec = old_tv.tv_sec; + tv.tv_usec = old_tv.tv_usec; } else { if (optlen < sizeof(tv)) return -EINVAL; @@ -394,8 +414,8 @@ static int sock_set_timeout(long *timeo_p, char __user *optval, int optlen) *timeo_p = MAX_SCHEDULE_TIMEOUT; if (tv.tv_sec == 0 && tv.tv_usec == 0) return 0; - if (tv.tv_sec < (MAX_SCHEDULE_TIMEOUT/HZ - 1)) - *timeo_p = tv.tv_sec * HZ + DIV_ROUND_UP(tv.tv_usec, USEC_PER_SEC / HZ); + if (tv.tv_sec < (MAX_SCHEDULE_TIMEOUT / HZ - 1)) + *timeo_p = tv.tv_sec * HZ + DIV_ROUND_UP((unsigned long)tv.tv_usec, USEC_PER_SEC / HZ); return 0; } @@ -942,11 +962,13 @@ int sock_setsockopt(struct socket *sock, int level, int optname, break; case SO_RCVTIMEO_OLD: - ret = sock_set_timeout(&sk->sk_rcvtimeo, optval, optlen); + case SO_RCVTIMEO_NEW: + ret = sock_set_timeout(&sk->sk_rcvtimeo, optval, optlen, optname == SO_RCVTIMEO_OLD); break; case SO_SNDTIMEO_OLD: - ret = sock_set_timeout(&sk->sk_sndtimeo, optval, optlen); + case SO_SNDTIMEO_NEW: + ret = sock_set_timeout(&sk->sk_sndtimeo, optval, optlen, optname == SO_SNDTIMEO_OLD); break; case SO_ATTACH_FILTER: @@ -1171,6 +1193,7 @@ int sock_getsockopt(struct socket *sock, int level, int optname, struct linger ling; struct old_timeval32 tm32; struct __kernel_old_timeval tm; + struct __kernel_sock_timeval stm; struct sock_txtime txtime; } v; @@ -1280,11 +1303,13 @@ int sock_getsockopt(struct socket *sock, int level, int optname, break; case SO_RCVTIMEO_OLD: - lv = sock_get_timeout(sk->sk_rcvtimeo, optval); + case SO_RCVTIMEO_NEW: + lv = sock_get_timeout(sk->sk_rcvtimeo, optval, SO_RCVTIMEO_OLD == optname); break; case SO_SNDTIMEO_OLD: - lv = sock_get_timeout(sk->sk_sndtimeo, optval); + case SO_SNDTIMEO_NEW: + lv = sock_get_timeout(sk->sk_sndtimeo, optval, SO_SNDTIMEO_OLD == optname); break; case SO_RCVLOWAT:

[net-next,v4,12/12] sock: Add SO_RCVTIMEO_NEW and SO_SNDTIMEO_NEW

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Patch