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[MIPS] Lockdep: Fix recursion bug.

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trace_hardirqs_off -> atomic_inc -> local_irq_restore -> trace_hardirqs_off

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
Ralf Baechle
2007-03-16 16:10:36 +00:00
parent 46230aa6ea
commit 49edd098e2
3 changed files with 40 additions and 40 deletions
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16
include/asm-mips/system.h
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@@ -121,10 +121,10 @@ static inline unsigned long __xchg_u32(volatile int * m, unsigned int val)
} else {
unsigned long flags;
local_irq_save(flags);
raw_local_irq_save(flags);
retval = *m;
*m = val;
local_irq_restore(flags); /* implies memory barrier */
raw_local_irq_restore(flags); /* implies memory barrier */
}
smp_mb();
@@ -169,10 +169,10 @@ static inline __u64 __xchg_u64(volatile __u64 * m, __u64 val)
} else {
unsigned long flags;
local_irq_save(flags);
raw_local_irq_save(flags);
retval = *m;
*m = val;
local_irq_restore(flags); /* implies memory barrier */
raw_local_irq_restore(flags); /* implies memory barrier */
}
smp_mb();
@@ -250,11 +250,11 @@ static inline unsigned long __cmpxchg_u32(volatile int * m, unsigned long old,
} else {
unsigned long flags;
local_irq_save(flags);
raw_local_irq_save(flags);
retval = *m;
if (retval == old)
*m = new;
local_irq_restore(flags); /* implies memory barrier */
raw_local_irq_restore(flags); /* implies memory barrier */
}
smp_mb();
@@ -304,11 +304,11 @@ static inline unsigned long __cmpxchg_u64(volatile int * m, unsigned long old,
} else {
unsigned long flags;
local_irq_save(flags);
raw_local_irq_save(flags);
retval = *m;
if (retval == old)
*m = new;
local_irq_restore(flags); /* implies memory barrier */
raw_local_irq_restore(flags); /* implies memory barrier */
}
smp_mb();