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[PATCH] x86-64: Prevent gcc 4 from optimizing away vsyscalls

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They were previously static.

Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Andi Kleen 2005-09-12 18:49:24 +02:00 committed by Linus Torvalds
parent c1a71a1ede
commit 2e8ad43ec0
1 changed files with 4 additions and 4 deletions
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8
arch/x86_64/kernel/vsyscall.c
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@ -107,7 +107,7 @@ static force_inline long time_syscall(long *t)
return secs; return secs;
} }
static int __vsyscall(0) vgettimeofday(struct timeval * tv, struct timezone * tz) int __vsyscall(0) vgettimeofday(struct timeval * tv, struct timezone * tz)
{ {
if (unlikely(!__sysctl_vsyscall)) if (unlikely(!__sysctl_vsyscall))
return gettimeofday(tv,tz); return gettimeofday(tv,tz);
@ -120,7 +120,7 @@ static int __vsyscall(0) vgettimeofday(struct timeval * tv, struct timezone * tz
/* This will break when the xtime seconds get inaccurate, but that is /* This will break when the xtime seconds get inaccurate, but that is
* unlikely */ * unlikely */
static time_t __vsyscall(1) vtime(time_t *t) time_t __vsyscall(1) vtime(time_t *t)
{ {
if (unlikely(!__sysctl_vsyscall)) if (unlikely(!__sysctl_vsyscall))
return time_syscall(t); return time_syscall(t);
@ -129,12 +129,12 @@ static time_t __vsyscall(1) vtime(time_t *t)
return __xtime.tv_sec; return __xtime.tv_sec;
} }
static long __vsyscall(2) venosys_0(void) long __vsyscall(2) venosys_0(void)
{ {
return -ENOSYS; return -ENOSYS;
} }
static long __vsyscall(3) venosys_1(void) long __vsyscall(3) venosys_1(void)
{ {
return -ENOSYS; return -ENOSYS;
} }