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| author | FUJITA Tomonori <fujita.tomonori@gmail.com> | 2025-12-27 20:59:49 +0900 |
|---|---|---|
| committer | Boqun Feng <boqun.feng@gmail.com> | 2026-01-09 19:01:41 +0800 |
| commit | fed6aaa392c301721144303d64b7c68575d9d5ef (patch) | |
| tree | cc12c11b4746eb9285ba4f746f65d5cf6d593b72 /rust | |
| parent | 164e4b5600b32b4ddeac58bb5b37bc1490a1dce4 (diff) | |
| download | linux-fed6aaa392c301721144303d64b7c68575d9d5ef.tar.gz linux-fed6aaa392c301721144303d64b7c68575d9d5ef.zip | |
rust: helpers: Add i8/i16 atomic try_cmpxchg_acquire helpers
Add i8/i16 atomic try_cmpxchg_acquire helpers that call
try_cmpxchg_acquire() macro implementing atomic try_cmpxchg_acquire
using architecture-specific instructions.
[boqun: Use try_cmpxchg_acquire() instead of raw_try_cmpxchg_acquire()]
Signed-off-by: FUJITA Tomonori <fujita.tomonori@gmail.com>
Signed-off-by: Boqun Feng <boqun.feng@gmail.com>
Link: https://patch.msgid.link/20251227115951.1424458-3-fujita.tomonori@gmail.com
Diffstat (limited to 'rust')
| -rw-r--r-- | rust/helpers/atomic_ext.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/rust/helpers/atomic_ext.c b/rust/helpers/atomic_ext.c index 5ee127f1cc80..b6efec14e5b3 100644 --- a/rust/helpers/atomic_ext.c +++ b/rust/helpers/atomic_ext.c @@ -107,3 +107,13 @@ __rust_helper bool rust_helper_atomic_i16_try_cmpxchg(s16 *ptr, s16 *old, s16 ne { return try_cmpxchg(ptr, old, new); } + +__rust_helper bool rust_helper_atomic_i8_try_cmpxchg_acquire(s8 *ptr, s8 *old, s8 new) +{ + return try_cmpxchg_acquire(ptr, old, new); +} + +__rust_helper bool rust_helper_atomic_i16_try_cmpxchg_acquire(s16 *ptr, s16 *old, s16 new) +{ + return try_cmpxchg_acquire(ptr, old, new); +} |