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* thread.cc (__cygwin_lock_lock): Delete racy optimisation. 

(__cygwin_lock_unlock):  Likewise.
This commit is contained in:
Dave Korn 2009-06-04 01:45:05 +00:00
parent f95df56a61
commit b650c255ab
2 changed files with 10 additions and 14 deletions
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6
winsup/cygwin/ChangeLog
View File

@ -1,3 +1,9 @@
2009-06-04 Dave Korn <dave.korn.cygwin@gmail.com>
* thread.cc (__cygwin_lock_lock): Delete racy optimisation.
(__cygwin_lock_unlock): Likewise.
2009-06-03 IWAMURO Motnori <deenheart@gmail.com> 2009-06-03 IWAMURO Motnori <deenheart@gmail.com>
* strfuncs.cc (sys_cp_mbstowcs): Fix condition. * strfuncs.cc (sys_cp_mbstowcs): Fix condition.

18
winsup/cygwin/thread.cc
View File

@ -76,13 +76,8 @@ __cygwin_lock_fini (_LOCK_T *lock)
extern "C" void extern "C" void
__cygwin_lock_lock (_LOCK_T *lock) __cygwin_lock_lock (_LOCK_T *lock)
{ {
if (MT_INTERFACE->threadcount <= 1) paranoid_printf ("threadcount %d. locking", MT_INTERFACE->threadcount);
paranoid_printf ("threadcount %d. not locking", MT_INTERFACE->threadcount); pthread_mutex_lock ((pthread_mutex_t*) lock);
else
{
paranoid_printf ("threadcount %d. locking", MT_INTERFACE->threadcount);
pthread_mutex_lock ((pthread_mutex_t*) lock);
}
} }
extern "C" int extern "C" int
@ -95,13 +90,8 @@ __cygwin_lock_trylock (_LOCK_T *lock)
extern "C" void extern "C" void
__cygwin_lock_unlock (_LOCK_T *lock) __cygwin_lock_unlock (_LOCK_T *lock)
{ {
if (MT_INTERFACE->threadcount <= 1) pthread_mutex_unlock ((pthread_mutex_t*) lock);
paranoid_printf ("threadcount %d. not unlocking", MT_INTERFACE->threadcount); paranoid_printf ("threadcount %d. unlocked", MT_INTERFACE->threadcount);
else
{
pthread_mutex_unlock ((pthread_mutex_t*) lock);
paranoid_printf ("threadcount %d. unlocked", MT_INTERFACE->threadcount);
}
} }
static inline verifyable_object_state static inline verifyable_object_state