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Fix clvmd segfault when refresh_toolcontext fails. (brassow, bz 506986)

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This commit is contained in:
Alasdair Kergon 2009-10-22 17:45:23 +00:00
parent 06bb53b1e8
commit cb63efc6f9
2 changed files with 7 additions and 3 deletions
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1
WHATS_NEW
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@ -1,5 +1,6 @@
Version 2.02.54 -
=====================================
Fix clvmd segfault when refresh_toolcontext fails.
Remember to clear 'global lock held during cache refresh' state after use.
Use udev flags support in LVM.
Delay announcing mirror monitoring to syslog until initialisation succeeded.

9
daemons/clvmd/lvm-functions.c
View File

@ -601,20 +601,23 @@ int do_check_lvm1(const char *vgname)
int do_refresh_cache()
{
int ret;
DEBUGLOG("Refreshing context\n");
log_notice("Refreshing context");
pthread_mutex_lock(&lvm_lock);
ret = refresh_toolcontext(cmd);
if (!refresh_toolcontext(cmd)) {
pthread_mutex_unlock(&lvm_lock);
return -1;
}
init_full_scan_done(0);
lvmcache_label_scan(cmd, 2);
dm_pool_empty(cmd->mem);
pthread_mutex_unlock(&lvm_lock);
return ret==1?0:-1;
return 0;
}