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| author | Rich Felker <dalias@aerifal.cx> | 2011-03-28 22:22:54 -0400 |
|---|---|---|
| committer | Rich Felker <dalias@aerifal.cx> | 2011-03-28 22:22:54 -0400 |
| commit | 117581ca69ec2a9c341390eed353646b47a512df (patch) | |
| tree | 21b9c706b2c76a5ada72cb0760fdbb27267f9727 /src | |
| parent | ef839c73d7ad51249550675defdcb24349e6ffd0 (diff) | |
| download | musl-117581ca69ec2a9c341390eed353646b47a512df.tar.gz | |
fix broken spinlock due to miscompilation
actually this trick also seems to have made the uncontended case slower.
Diffstat (limited to 'src')
| -rw-r--r-- | src/thread/pthread_spin_lock.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/thread/pthread_spin_lock.c b/src/thread/pthread_spin_lock.c index 9e43f475..59fa6ea8 100644 --- a/src/thread/pthread_spin_lock.c +++ b/src/thread/pthread_spin_lock.c @@ -2,6 +2,6 @@ int pthread_spin_lock(pthread_spinlock_t *s) { - while (*s || a_xchg(s, 1)); + while (a_xchg(s, 1)); return 0; } |