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Merge branch 'upstream' of git://git.kernel.org/pub/scm/linux/kernel/git/linville...
[powerpc.git]
/
fs
/
open.c
diff --git
a/fs/open.c
b/fs/open.c
index
c32c89d
..
317b7c7
100644
(file)
--- a/
fs/open.c
+++ b/
fs/open.c
@@
-331,7
+331,10
@@
out:
asmlinkage long sys_ftruncate(unsigned int fd, unsigned long length)
{
asmlinkage long sys_ftruncate(unsigned int fd, unsigned long length)
{
- return do_sys_ftruncate(fd, length, 1);
+ long ret = do_sys_ftruncate(fd, length, 1);
+ /* avoid REGPARM breakage on x86: */
+ prevent_tail_call(ret);
+ return ret;
}
/* LFS versions of truncate are only needed on 32 bit machines */
}
/* LFS versions of truncate are only needed on 32 bit machines */
@@
-343,7
+346,10
@@
asmlinkage long sys_truncate64(const char __user * path, loff_t length)
asmlinkage long sys_ftruncate64(unsigned int fd, loff_t length)
{
asmlinkage long sys_ftruncate64(unsigned int fd, loff_t length)
{
- return do_sys_ftruncate(fd, length, 0);
+ long ret = do_sys_ftruncate(fd, length, 0);
+ /* avoid REGPARM breakage on x86: */
+ prevent_tail_call(ret);
+ return ret;
}
#endif
}
#endif
@@
-1093,22
+1099,31
@@
long do_sys_open(int dfd, const char __user *filename, int flags, int mode)
asmlinkage long sys_open(const char __user *filename, int flags, int mode)
{
asmlinkage long sys_open(const char __user *filename, int flags, int mode)
{
+ long ret;
+
if (force_o_largefile())
flags |= O_LARGEFILE;
if (force_o_largefile())
flags |= O_LARGEFILE;
- return do_sys_open(AT_FDCWD, filename, flags, mode);
+ ret = do_sys_open(AT_FDCWD, filename, flags, mode);
+ /* avoid REGPARM breakage on x86: */
+ prevent_tail_call(ret);
+ return ret;
}
EXPORT_SYMBOL_GPL(sys_open);
asmlinkage long sys_openat(int dfd, const char __user *filename, int flags,
int mode)
{
}
EXPORT_SYMBOL_GPL(sys_open);
asmlinkage long sys_openat(int dfd, const char __user *filename, int flags,
int mode)
{
+ long ret;
+
if (force_o_largefile())
flags |= O_LARGEFILE;
if (force_o_largefile())
flags |= O_LARGEFILE;
- return do_sys_open(dfd, filename, flags, mode);
+ ret = do_sys_open(dfd, filename, flags, mode);
+ /* avoid REGPARM breakage on x86: */
+ prevent_tail_call(ret);
+ return ret;
}
}
-EXPORT_SYMBOL_GPL(sys_openat);
#ifndef __alpha__
#ifndef __alpha__