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[SCSI] libsas: perform sas-transport resets in shost->workq context

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Extend the sas transport class to allow transport users to attach extra
data to a sas_phy (->hostdata).  Use this area in libsas to move resets
to workq context in preparation for scheduling ata device resets through
libata-eh.

Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
This commit is contained in:
Dan Williams 2011-12-20 01:03:48 -08:00 • committed by James Bottomley
parent b52df4174d
commit 0b3e09da13
5 changed files with 90 additions and 4 deletions
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2
drivers/scsi/libsas/sas_event.c
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@ -27,7 +27,7 @@
#include "sas_internal.h"
#include "sas_dump.h"
static void sas_queue_work(struct sas_ha_struct *ha, struct work_struct *work)
void sas_queue_work(struct sas_ha_struct *ha, struct work_struct *work)
{
if (!test_bit(SAS_HA_REGISTERED, &ha->state))
return;