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[IA64] Use atomic64_read to read an atomic64_t. 

The routines ia64_atomic64_{add,sub} mistakenly use
atomic_read() to grab the old value instead of using
atomic64_read().

Signed-off-by: Andreas Schwab <schwab@suse.de>
Signed-off-by: Tony Luck <tony.luck@intel.com>
This commit is contained in:
Andreas Schwab 2007-08-10 23:42:59 +02:00 committed by Tony Luck
parent 71416bea5a
commit 6cba986298
1 changed files with 2 additions and 2 deletions
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4
include/asm-ia64/atomic.h
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@ -55,7 +55,7 @@ ia64_atomic64_add (__s64 i, atomic64_t *v)
do {
CMPXCHG_BUGCHECK(v);
old = atomic_read(v);
old = atomic64_read(v);
new = old + i;
} while (ia64_cmpxchg(acq, v, old, new, sizeof(atomic64_t)) != old);
return new;
@ -83,7 +83,7 @@ ia64_atomic64_sub (__s64 i, atomic64_t *v)
do {
CMPXCHG_BUGCHECK(v);
old = atomic_read(v);
old = atomic64_read(v);
new = old - i;
} while (ia64_cmpxchg(acq, v, old, new, sizeof(atomic64_t)) != old);
return new;