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Modify pthread_create() wrapper such that isthreaded is only set once.

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This commit is contained in:
Jason Evans 2009-12-29 00:09:15 -08:00
parent f251814779
commit d64d4448cd
1 changed files with 7 additions and 3 deletions
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10
jemalloc/src/jemalloc.c
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@ -1115,6 +1115,9 @@ static void wrtmessage(const char *p1, const char *p2, const char *p3,
#ifdef JEMALLOC_STATS
static void malloc_printf(const char *format, ...);
#endif
#ifdef JEMALLOC_LAZY_LOCK
static void pthread_create_once(void);
#endif
static char *umax2s(uintmax_t x, unsigned base, char *s);
#ifdef JEMALLOC_DSS
static bool base_pages_alloc_dss(size_t minsize);
@ -1336,7 +1339,7 @@ int (*pthread_create_fptr)(pthread_t *__restrict, const pthread_attr_t *,
void *(*)(void *), void *__restrict);
static void
get_pthread_create_fptr(void)
pthread_create_once(void)
{
pthread_create_fptr = dlsym(RTLD_NEXT, "pthread_create");
@ -1346,6 +1349,8 @@ get_pthread_create_fptr(void)
"");
abort();
}
isthreaded = true;
}
int
@ -1355,9 +1360,8 @@ pthread_create(pthread_t *__restrict thread,
{
static pthread_once_t once_control = PTHREAD_ONCE_INIT;
pthread_once(&once_control, get_pthread_create_fptr);
pthread_once(&once_control, pthread_create_once);
isthreaded = true;
return (pthread_create_fptr(thread, attr, start_routine, arg));
}
#endif