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| author | malc <malc@c046a42c-6fe2-441c-8c8c-71466251a162> | 2009-02-21 05:48:19 +0000 |
|---|---|---|
| committer | malc <malc@c046a42c-6fe2-441c-8c8c-71466251a162> | 2009-02-21 05:48:19 +0000 |
| commit | 514f7a277473a79fd42303f128379792a4667e65 (patch) | |
| tree | 599e270a83ed526373632adc9baf0b89c6aeaccc /posix-aio-compat.c | |
| parent | a8227a5a200f1bb52ecd0f1a96b24d2e2dbf39f5 (diff) | |
| download | qemu-514f7a277473a79fd42303f128379792a4667e65.zip qemu-514f7a277473a79fd42303f128379792a4667e65.tar.gz qemu-514f7a277473a79fd42303f128379792a4667e65.tar.bz2 | |
Properly handle pthread_cond_timedwait timing out
pthread_cond_timedwait is allowed to both consume the signal and
return with the value indicating the timeout, hence predicate should
always be (re)checked before taking an action
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6634 c046a42c-6fe2-441c-8c8c-71466251a162
Diffstat (limited to 'posix-aio-compat.c')
| -rw-r--r-- | posix-aio-compat.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/posix-aio-compat.c b/posix-aio-compat.c index 1956917..6b547f4 100644 --- a/posix-aio-compat.c +++ b/posix-aio-compat.c @@ -104,7 +104,7 @@ static void *aio_thread(void *unused) ret = cond_timedwait(&cond, &lock, &ts); } - if (ret == ETIMEDOUT) + if (TAILQ_EMPTY(&request_list)) break; aiocb = TAILQ_FIRST(&request_list); |