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| author | Wilco Dijkstra <wdijkstr@arm.com> | 2022-09-09 14:22:26 +0100 |
|---|---|---|
| committer | Wilco Dijkstra <wdijkstr@arm.com> | 2022-09-09 14:22:26 +0100 |
| commit | a364a3a7090b82ddd30e9209df2af56e781d51e4 (patch) | |
| tree | 90412a565deeeb7aef54205159c0422af71771c9 /nptl | |
| parent | 53b251c9ff03ab59ba58fcddb9dc97c69f25fadc (diff) | |
| download | glibc-a364a3a7090b82ddd30e9209df2af56e781d51e4.tar.gz glibc-a364a3a7090b82ddd30e9209df2af56e781d51e4.tar.xz glibc-a364a3a7090b82ddd30e9209df2af56e781d51e4.zip | |
Use C11 atomics instead of atomic_decrement(_val)
Replace atomic_decrement and atomic_decrement_val with atomic_fetch_add_relaxed. Reviewed-by: DJ Delorie <dj@redhat.com>
Diffstat (limited to 'nptl')
| -rw-r--r-- | nptl/nptl_setxid.c | 2 | ||||
| -rw-r--r-- | nptl/pthread_create.c | 2 |
2 files changed, 2 insertions, 2 deletions
diff --git a/nptl/nptl_setxid.c b/nptl/nptl_setxid.c index aa863c7ea8..e709822b9b 100644 --- a/nptl/nptl_setxid.c +++ b/nptl/nptl_setxid.c @@ -88,7 +88,7 @@ __nptl_setxid_sighandler (int sig, siginfo_t *si, void *ctx) self->setxid_futex = 1; futex_wake (&self->setxid_futex, 1, FUTEX_PRIVATE); - if (atomic_decrement_val (&xidcmd->cntr) == 0) + if (atomic_fetch_add_relaxed (&xidcmd->cntr, -1) == 1) futex_wake ((unsigned int *) &xidcmd->cntr, 1, FUTEX_PRIVATE); } libc_hidden_def (__nptl_setxid_sighandler) diff --git a/nptl/pthread_create.c b/nptl/pthread_create.c index 308db65cd4..e7e4ede6b2 100644 --- a/nptl/pthread_create.c +++ b/nptl/pthread_create.c @@ -861,7 +861,7 @@ __pthread_create_2_1 (pthread_t *newthread, const pthread_attr_t *attr, NOTES above). */ /* Oops, we lied for a second. */ - atomic_decrement (&__nptl_nthreads); + atomic_fetch_add_relaxed (&__nptl_nthreads, -1); /* Free the resources. */ __nptl_deallocate_stack (pd); |