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| author |   Luiz Fernando N. Capitulino <lcapitulino@mandriva.com.br> | 2007-10-17 18:04:41 +0200 |
|---|---|---|
| committer |   Thomas Gleixner <tglx@inhelltoy.tec.linutronix.de> | 2007-10-17 20:17:05 +0200 |
| commit | de8aacbe6a3f3dd7104da09a5535232cd385fdd6 (patch) | |
| tree | 89c6dc0070ab30b4e6ecaa6269bfd54320a400c7 /arch/x86/mm | |
| parent | x86: multi-byte single instruction NOPs (diff) | |
| download | linux-dev-de8aacbe6a3f3dd7104da09a5535232cd385fdd6.tar.xz linux-dev-de8aacbe6a3f3dd7104da09a5535232cd385fdd6.zip | |
x86: convert mm_context_t semaphore to a mutex
convert mm_context_t semaphore to a mutex.
Signed-off-by: Luiz Fernando N. Capitulino <lcapitulino@mandriva.com.br>
Cc: Andi Kleen <ak@suse.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'arch/x86/mm')
| -rw-r--r-- | arch/x86/mm/fault_32.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/x86/mm/fault_32.c b/arch/x86/mm/fault_32.c index d84314ce22bb..6555c3d14371 100644 --- a/arch/x86/mm/fault_32.c +++ b/arch/x86/mm/fault_32.c @@ -105,7 +105,7 @@ static inline unsigned long get_segment_eip(struct pt_regs *regs, LDT and other horrors are only used in user space. */ if (seg & (1<<2)) { /* Must lock the LDT while reading it. */ - down(¤t->mm->context.sem); + mutex_lock(¤t->mm->context.lock); desc = current->mm->context.ldt; desc = (void *)desc + (seg & ~7); } else { @@ -118,7 +118,7 @@ static inline unsigned long get_segment_eip(struct pt_regs *regs, base = get_desc_base((unsigned long *)desc); if (seg & (1<<2)) { - up(¤t->mm->context.sem); + mutex_unlock(¤t->mm->context.lock); } else put_cpu(); |