From 0f53d140ec86a1a97722d922e2db5d38b4397388 Mon Sep 17 00:00:00 2001 From: Joseph Myers Date: Fri, 1 Apr 2011 16:11:19 +0000 Subject: [PATCH] Make MIPS fallocate, fallocate64 and sync_file_range cancellation points. --- ChangeLog.mips | 11 ++++++++++ .../unix/sysv/linux/mips/mips32/sync_file_range.c | 25 ++++++++++++++++------ .../unix/sysv/linux/mips/mips64/n32/fallocate.c | 16 +++++++++++--- .../unix/sysv/linux/mips/mips64/n32/fallocate64.c | 16 +++++++++++--- .../unix/sysv/linux/mips/mips64/n32/syscalls.list | 2 +- .../unix/sysv/linux/mips/mips64/n64/syscalls.list | 2 +- 6 files changed, 58 insertions(+), 14 deletions(-) diff --git a/ChangeLog.mips b/ChangeLog.mips index c811fd7..04cab0c 100644 --- a/ChangeLog.mips +++ b/ChangeLog.mips @@ -1,5 +1,16 @@ 2011-04-01 Joseph Myers + * sysdeps/unix/sysv/linux/mips/mips32/sync_file_range.c: Make + cancelable. + * sysdeps/unix/sysv/linux/mips/mips64/n32/fallocate.c: Likewise. + * sysdeps/unix/sysv/linux/mips/mips64/n32/fallocate64.c: Likewise. + * sysdeps/unix/sysv/linux/mips/mips64/n32/syscalls.list: Mark + sync_file_range as cancellation point. + * sysdeps/unix/sysv/linux/mips/mips64/n64/syscalls.list: Mark + sync_file_range as cancellation point. + +2011-04-01 Joseph Myers + * sysdeps/unix/sysv/linux/mips/mips64/n64/syscalls.list: Add sync_file_range. diff --git a/sysdeps/unix/sysv/linux/mips/mips32/sync_file_range.c b/sysdeps/unix/sysv/linux/mips/mips32/sync_file_range.c index 13a21b0..21da50e 100644 --- a/sysdeps/unix/sysv/linux/mips/mips32/sync_file_range.c +++ b/sysdeps/unix/sysv/linux/mips/mips32/sync_file_range.c @@ -1,5 +1,5 @@ /* Selective file content synch'ing. - Copyright (C) 2006, 2007 Free Software Foundation, Inc. + Copyright (C) 2006, 2007, 2011 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -21,7 +21,7 @@ #include #include -#include +#include #include @@ -29,10 +29,23 @@ int sync_file_range (int fd, __off64_t from, __off64_t to, unsigned int flags) { - return INLINE_SYSCALL (sync_file_range, 7, fd, 0, - __LONG_LONG_PAIR ((long) (from >> 32), (long) from), - __LONG_LONG_PAIR ((long) (to >> 32), (long) to), - flags); + if (SINGLE_THREAD_P) + return INLINE_SYSCALL (sync_file_range, 7, fd, 0, + __LONG_LONG_PAIR ((long) (from >> 32), (long) from), + __LONG_LONG_PAIR ((long) (to >> 32), (long) to), + flags); + + int result; + int oldtype = LIBC_CANCEL_ASYNC (); + + result = INLINE_SYSCALL (sync_file_range, 7, fd, 0, + __LONG_LONG_PAIR ((long) (from >> 32), (long) from), + __LONG_LONG_PAIR ((long) (to >> 32), (long) to), + flags); + + LIBC_CANCEL_RESET (oldtype); + + return result; } #else int diff --git a/sysdeps/unix/sysv/linux/mips/mips64/n32/fallocate.c b/sysdeps/unix/sysv/linux/mips/mips64/n32/fallocate.c index f973250..0aecba1 100644 --- a/sysdeps/unix/sysv/linux/mips/mips64/n32/fallocate.c +++ b/sysdeps/unix/sysv/linux/mips/mips64/n32/fallocate.c @@ -1,4 +1,4 @@ -/* Copyright (C) 2007, 2009 Free Software Foundation, Inc. +/* Copyright (C) 2007, 2009, 2011 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -18,7 +18,7 @@ #include #include -#include +#include /* Reserve storage for the data of the file associated with FD. */ @@ -26,7 +26,17 @@ int fallocate (int fd, int mode, __off_t offset, __off_t len) { #ifdef __NR_fallocate - return INLINE_SYSCALL (fallocate, 4, fd, mode, offset, len); + if (SINGLE_THREAD_P) + return INLINE_SYSCALL (fallocate, 4, fd, mode, offset, len); + + int result; + int oldtype = LIBC_CANCEL_ASYNC (); + + result = INLINE_SYSCALL (fallocate, 4, fd, mode, offset, len); + + LIBC_CANCEL_RESET (oldtype); + + return result; #else __set_errno (ENOSYS); return -1; diff --git a/sysdeps/unix/sysv/linux/mips/mips64/n32/fallocate64.c b/sysdeps/unix/sysv/linux/mips/mips64/n32/fallocate64.c index 1f37f91..670cb0e 100644 --- a/sysdeps/unix/sysv/linux/mips/mips64/n32/fallocate64.c +++ b/sysdeps/unix/sysv/linux/mips/mips64/n32/fallocate64.c @@ -1,4 +1,4 @@ -/* Copyright (C) 2007, 2009 Free Software Foundation, Inc. +/* Copyright (C) 2007, 2009, 2011 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -18,7 +18,7 @@ #include #include -#include +#include /* Reserve storage for the data of the file associated with FD. */ @@ -26,7 +26,17 @@ int fallocate64 (int fd, int mode, __off64_t offset, __off64_t len) { #ifdef __NR_fallocate - return INLINE_SYSCALL (fallocate, 4, fd, mode, offset, len); + if (SINGLE_THREAD_P) + return INLINE_SYSCALL (fallocate, 4, fd, mode, offset, len); + + int result; + int oldtype = LIBC_CANCEL_ASYNC (); + + result = INLINE_SYSCALL (fallocate, 4, fd, mode, offset, len); + + LIBC_CANCEL_RESET (oldtype); + + return result; #else __set_errno (ENOSYS); return -1; diff --git a/sysdeps/unix/sysv/linux/mips/mips64/n32/syscalls.list b/sysdeps/unix/sysv/linux/mips/mips64/n32/syscalls.list index 87c1949..0d37a9b 100644 --- a/sysdeps/unix/sysv/linux/mips/mips64/n32/syscalls.list +++ b/sysdeps/unix/sysv/linux/mips/mips64/n32/syscalls.list @@ -1,7 +1,7 @@ # File name Caller Syscall name # args Strong name Weak names readahead - readahead i:iii __readahead readahead -sync_file_range - sync_file_range i:iiii sync_file_range +sync_file_range - sync_file_range Ci:iiii sync_file_range ftruncate - ftruncate i:ii __ftruncate ftruncate ftruncate64 __ftruncate64 truncate - truncate i:si truncate truncate64 diff --git a/sysdeps/unix/sysv/linux/mips/mips64/n64/syscalls.list b/sysdeps/unix/sysv/linux/mips/mips64/n64/syscalls.list index 2404709..8d70e45 100644 --- a/sysdeps/unix/sysv/linux/mips/mips64/n64/syscalls.list +++ b/sysdeps/unix/sysv/linux/mips/mips64/n64/syscalls.list @@ -1,6 +1,6 @@ # File name Caller Syscall name # args Strong name Weak names -sync_file_range - sync_file_range i:iiii sync_file_range +sync_file_range - sync_file_range Ci:iiii sync_file_range prlimit EXTRA prlimit64 i:iipp prlimit prlimit64 -- 2.7.4