[PATCH v8 07/12] atomic: Add atomic_cond_read_*_timeout()
From: Ankur Arora <hidden>
Date: 2025-12-15 04:51:54
Also in:
bpf, linux-arch, linux-pm, lkml
Subsystem:
atomic infrastructure, the rest · Maintainers:
Will Deacon, Peter Zijlstra, Boqun Feng, Linus Torvalds
Add atomic load wrappers, atomic_cond_read_*_timeout() and atomic64_cond_read_*_timeout() for the cond-load timeout interfaces. Cc: Will Deacon <will@kernel.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Boqun Feng <redacted> Signed-off-by: Ankur Arora <redacted> --- include/linux/atomic.h | 10 ++++++++++ 1 file changed, 10 insertions(+)
diff --git a/include/linux/atomic.h b/include/linux/atomic.h
index 8dd57c3a99e9..5bcb86e07784 100644
--- a/include/linux/atomic.h
+++ b/include/linux/atomic.h@@ -31,6 +31,16 @@ #define atomic64_cond_read_acquire(v, c) smp_cond_load_acquire(&(v)->counter, (c)) #define atomic64_cond_read_relaxed(v, c) smp_cond_load_relaxed(&(v)->counter, (c)) +#define atomic_cond_read_acquire_timeout(v, c, e, t) \ + smp_cond_load_acquire_timeout(&(v)->counter, (c), (e), (t)) +#define atomic_cond_read_relaxed_timeout(v, c, e, t) \ + smp_cond_load_relaxed_timeout(&(v)->counter, (c), (e), (t)) + +#define atomic64_cond_read_acquire_timeout(v, c, e, t) \ + smp_cond_load_acquire_timeout(&(v)->counter, (c), (e), (t)) +#define atomic64_cond_read_relaxed_timeout(v, c, e, t) \ + smp_cond_load_relaxed_timeout(&(v)->counter, (c), (e), (t)) + /* * The idea here is to build acquire/release variants by adding explicit * barriers on top of the relaxed variant. In the case where the relaxed
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2.31.1