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| author | Andrew Morton <akpm@linux-foundation.org> | 2023-06-30 08:41:39 -0700 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2023-06-30 08:41:39 -0700 |
| commit | 44f10dbefd5e41b3385af91f855a57aa2afaf40e (patch) | |
| tree | 944c9f1cda8322691468e6f10dc5b0d41c487621 /scripts/atomic/fallbacks/fetch_add_unless | |
| parent | 0a30901b0732a59e038088d3de3e5611db1870d3 (diff) | |
| parent | e55e5df193d247a38a5e1ac65a5316a0adcc22fa (diff) | |
Merge branch 'master' into mm-hotfixes-stable
Diffstat (limited to 'scripts/atomic/fallbacks/fetch_add_unless')
| -rwxr-xr-x | scripts/atomic/fallbacks/fetch_add_unless | 17 |
1 files changed, 2 insertions, 15 deletions
diff --git a/scripts/atomic/fallbacks/fetch_add_unless b/scripts/atomic/fallbacks/fetch_add_unless index 68ce13c8b9da..8db7e9e17fac 100755 --- a/scripts/atomic/fallbacks/fetch_add_unless +++ b/scripts/atomic/fallbacks/fetch_add_unless @@ -1,23 +1,10 @@ cat << EOF -/** - * arch_${atomic}_fetch_add_unless - add unless the number is already a given value - * @v: pointer of type ${atomic}_t - * @a: the amount to add to v... - * @u: ...unless v is equal to u. - * - * Atomically adds @a to @v, so long as @v was not already @u. - * Returns original value of @v - */ -static __always_inline ${int} -arch_${atomic}_fetch_add_unless(${atomic}_t *v, ${int} a, ${int} u) -{ - ${int} c = arch_${atomic}_read(v); + ${int} c = raw_${atomic}_read(v); do { if (unlikely(c == u)) break; - } while (!arch_${atomic}_try_cmpxchg(v, &c, c + a)); + } while (!raw_${atomic}_try_cmpxchg(v, &c, c + a)); return c; -} EOF |
