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Commit 6cba9862 authored by Andreas Schwab's avatar Andreas Schwab Committed by Tony Luck
Browse files

[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: default avatarAndreas Schwab <schwab@suse.de>
Signed-off-by: default avatarTony Luck <tony.luck@intel.com>
parent 71416bea

include/asm-ia64/atomic.h

+2 −2
Original line number Diff line number Diff line
@@ -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;