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Fix a thread race in clvmd that could cause lockups on very busy systems

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This commit is contained in:
Christine Caulfield 2010-04-06 15:29:30 +00:00
parent 3a615fa11f
commit e199542bd3
2 changed files with 3 additions and 1 deletions
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1
WHATS_NEW
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@ -1,5 +1,6 @@
Version 2.02.63 -
================================
Fix another thread race in clvmd.
Refactor management of vg->pvs list.
Fix lcov rules and generate better coverage report.
Improve vg_validate to detect some loops in lists.

3
daemons/clvmd/clvmd.c
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@ -1516,7 +1516,8 @@ static __attribute__ ((noreturn)) void *pre_and_post_thread(void *arg)
DEBUGLOG("Waiting to do post command - state = %d\n",
client->bits.localsock.state);
if (client->bits.localsock.state != POST_COMMAND) {
if (client->bits.localsock.state != POST_COMMAND &&
!client->bits.localsock.finished) {
pthread_cond_wait(&client->bits.localsock.cond,
&client->bits.localsock.mutex);
}