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Properly initialize and destroy the RAID lock.

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Also dont mess with RAID's thats not attached yet and avoid panic.
This commit is contained in:
Søren Schmidt 2006-08-25 09:33:56 +00:00
parent 0e6d65d1fd
commit 9e34f8233b
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=161606
1 changed files with 4 additions and 1 deletions
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5
sys/dev/ata/ata-raid.c
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@ -4087,7 +4087,8 @@ ata_raid_subdisk_detach(device_t dev)
ars->raid[volume]->disks[ars->disk_number[volume]].flags &=
~(AR_DF_PRESENT | AR_DF_ONLINE);
ars->raid[volume]->disks[ars->disk_number[volume]].dev = NULL;
ata_raid_config_changed(ars->raid[volume], 1);
if (mtx_initialized(&ars->raid[volume]->lock))
ata_raid_config_changed(ars->raid[volume], 1);
ars->raid[volume] = NULL;
ars->disk_number[volume] = -1;
}
@ -4149,6 +4150,8 @@ ata_raid_module_event_handler(module_t mod, int what, void *arg)
if (!rdp || !rdp->status)
continue;
if (mtx_initialized(&rdp->lock))
mtx_destroy(&rdp->lock);
if (rdp->disk)
disk_destroy(rdp->disk);
}