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[SCSI] libsas: Destroy the task collector thread after releasing ports 

If we use task collector mode, we can end up destroying the task collector
thread before we release the ports, which is bad if a port release causes
a disk I/O (such as cache flushing).

Signed-off-by: Darrick J. Wong <djwong@us.ibm.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
This commit is contained in:
Darrick J. Wong 2007-01-11 14:15:03 -08:00 committed by James Bottomley
parent 6d4dcd4dae
commit cde3f74bac
1 changed files with 3 additions and 2 deletions
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5
drivers/scsi/libsas/sas_init.c
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@ -127,12 +127,13 @@ Undo_phys:
int sas_unregister_ha(struct sas_ha_struct *sas_ha)
{
sas_unregister_ports(sas_ha);
if (sas_ha->lldd_max_execute_num > 1) {
sas_shutdown_queue(sas_ha);
sas_ha->lldd_max_execute_num = 1;
}
sas_unregister_ports(sas_ha);
return 0;
}