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| author | Rich Felker <dalias@aerifal.cx> | 2011-03-03 18:30:44 -0500 |
|---|---|---|
| committer | Rich Felker <dalias@aerifal.cx> | 2011-03-03 18:30:44 -0500 |
| commit | b480808a6a511c9350a6559b63938ac261c83a76 (patch) | |
| tree | e5479cfec9500cc5cd2db4466d7bab2847d64735 /src/thread/pthread_setspecific.c | |
| parent | a53d2f3425aa32b5770b03acbab12d1df3af7226 (diff) | |
| download | musl-b480808a6a511c9350a6559b63938ac261c83a76.tar.gz musl-b480808a6a511c9350a6559b63938ac261c83a76.tar.xz musl-b480808a6a511c9350a6559b63938ac261c83a76.zip | |
optimize POSIX TSD for fast pthread_getspecific
Diffstat (limited to 'src/thread/pthread_setspecific.c')
| -rw-r--r-- | src/thread/pthread_setspecific.c | 8 |
1 files changed, 1 insertions, 7 deletions
diff --git a/src/thread/pthread_setspecific.c b/src/thread/pthread_setspecific.c index 171cef41..55e46a89 100644 --- a/src/thread/pthread_setspecific.c +++ b/src/thread/pthread_setspecific.c @@ -2,13 +2,7 @@ int pthread_setspecific(pthread_key_t k, const void *x) { - struct pthread *self = pthread_self(); - /* Handle the case of the main thread */ - if (!self->tsd) { - if (!x) return 0; - if (!(self->tsd = calloc(sizeof(void *), PTHREAD_KEYS_MAX))) - return ENOMEM; - } + struct pthread *self = __pthread_self(); /* Avoid unnecessary COW */ if (self->tsd[k] != x) { self->tsd[k] = (void *)x; |