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author | deischen <deischen@FreeBSD.org> | 1999-12-17 00:57:54 +0000 |
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committer | deischen <deischen@FreeBSD.org> | 1999-12-17 00:57:54 +0000 |
commit | 8456ca731197cd424e1d5a70363f568d2424d38b (patch) | |
tree | 6af52cbde8a6b3b4543c13ca8f8c2a579020ecd5 /lib/libpthread/thread/thr_mutex.c | |
parent | 17ee572a14054fb3c892f9dc5ee491e75bc8f3f5 (diff) | |
download | FreeBSD-src-8456ca731197cd424e1d5a70363f568d2424d38b.zip FreeBSD-src-8456ca731197cd424e1d5a70363f568d2424d38b.tar.gz |
Fix problems with cancellation while in critical regions.
o Cancellation flags were not getting properly set/cleared.
o Loops waiting for internal locks were not being exited
correctly by a cancelled thread.
o Minor spelling (cancelation -> cancellation) and formatting
corrections (missing tab).
Found by: tg
Reviewed by: jasone
Diffstat (limited to 'lib/libpthread/thread/thr_mutex.c')
-rw-r--r-- | lib/libpthread/thread/thr_mutex.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/lib/libpthread/thread/thr_mutex.c b/lib/libpthread/thread/thr_mutex.c index b2a06f2..c625ef2 100644 --- a/lib/libpthread/thread/thr_mutex.c +++ b/lib/libpthread/thread/thr_mutex.c @@ -623,6 +623,7 @@ pthread_mutex_lock(pthread_mutex_t * mutex) _thread_kern_sig_undefer(); if ((_thread_run->cancelflags & PTHREAD_CANCEL_NEEDED) != 0) { + _thread_run->cancelflags &= ~PTHREAD_CANCEL_NEEDED; _thread_exit_cleanup(); pthread_exit(PTHREAD_CANCELED); } |