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[SCSI] Block I/O while SG reset operation in progress - the midlayer patch

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The scsi midlayer portion of the patch

Signed-off-by: James Smart <James.Smart@emulex.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
This commit is contained in:
James Smart
2006-03-08 14:50:12 -05:00
committed by James Bottomley
parent 12e9b5fb96
commit d7a1bb0a04
2 changed files with 27 additions and 1 deletions
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6
include/scsi/scsi_host.h
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@@ -542,6 +542,9 @@ struct Scsi_Host {
*/
unsigned ordered_tag:1;
/* task mgmt function in progress */
unsigned tmf_in_progress:1;
/*
* Optional work queue to be utilized by the transport
*/
@@ -619,7 +622,8 @@ static inline int scsi_host_in_recovery(struct Scsi_Host *shost)
{
return shost->shost_state == SHOST_RECOVERY ||
shost->shost_state == SHOST_CANCEL_RECOVERY ||
shost->shost_state == SHOST_DEL_RECOVERY;
shost->shost_state == SHOST_DEL_RECOVERY ||
shost->tmf_in_progress;
}
extern int scsi_queue_work(struct Scsi_Host *, struct work_struct *);