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authorWilco Dijkstra <wdijkstr@arm.com>2022-09-22 15:32:40 +0100
committerWilco Dijkstra <wdijkstr@arm.com>2022-09-23 15:59:56 +0100
commitd1babeb32de5dae8893c640bd925357b218d846c (patch)
treec5ee8e42e03e6a4caf2eb645d5f9b7a8bdbdb6e1 /manual/llio.texi
parent8114b95cef10a5a1fc3e529ab8b3a75f56fe889a (diff)
downloadglibc-d1babeb32de5dae8893c640bd925357b218d846c.tar.gz
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Use C11 atomics instead of atomic_increment(_val)
Replace atomic_increment and atomic_increment_val with atomic_fetch_add_relaxed.
One case in sem_post.c uses release semantics (see comment above it).
The others are simple counters and do not protect any shared data from
concurrent accesses.

Passes regress on AArch64.

Reviewed-by: Adhemerval Zanella  <adhemerval.zanella@linaro.org>
Diffstat (limited to 'manual/llio.texi')
-rw-r--r--manual/llio.texi4
1 files changed, 2 insertions, 2 deletions
diff --git a/manual/llio.texi b/manual/llio.texi
index 0dfcdad434..79cf4c1670 100644
--- a/manual/llio.texi
+++ b/manual/llio.texi
@@ -2528,7 +2528,7 @@ aiocb64}, since the LFS transparently replaces the old interface.
 @c      _dl_allocate_tls_init ok
 @c       GET_DTV ok
 @c     mmap ok
-@c     atomic_increment_val ok
+@c     atomic_fetch_add_relaxed ok
 @c     munmap ok
 @c     change_stack_perm ok
 @c      mprotect ok
@@ -2567,7 +2567,7 @@ aiocb64}, since the LFS transparently replaces the old interface.
 @c     do_clone @asulock @ascuheap @aculock @acsmem
 @c      PREPARE_CREATE ok
 @c      lll_lock (pd->lock) @asulock @aculock
-@c      atomic_increment ok
+@c      atomic_fetch_add_relaxed ok
 @c      clone ok
 @c      atomic_fetch_add_relaxed ok
 @c      atomic_exchange_acq ok