[linux-2.6-block.git] / scripts / atomic / fallbacks / try_cmpxchg

cat <<EOF
static inline bool
${atomic}_try_cmpxchg${order}(${atomic}_t *v, ${int} *old, ${int} new)
{
	${int} r, o = *old;
	r = ${atomic}_cmpxchg${order}(v, o, new);
	if (unlikely(r != o))
		*old = r;
	return likely(r == o);
}
EOF
Commit	Line	Data
ace9bad4 MR	1	cat <<EOF
	2	static inline bool
	3	${atomic}_try_cmpxchg${order}(${atomic}_t v, ${int} old, ${int} new)
	4	{
	5	${int} r, o = *old;
	6	r = ${atomic}_cmpxchg${order}(v, o, new);
	7	if (unlikely(r != o))
	8	*old = r;
	9	return likely(r == o);
	10	}
	11	EOF