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| author | Darrick J. Wong <djwong@us.ibm.com> | 2007-01-11 14:15:43 -0800 |
|---|---|---|
| committer | James Bottomley <jejb@mulgrave.il.steeleye.com> | 2007-01-13 16:21:53 -0600 |
| commit | 6b0efb8516a5298e12033df61f9e0c376a306adb (patch) | |
| tree | 3f63587167905e86de330fb28219dbfb309aad9a /drivers/scsi/libsas/sas_internal.h | |
| parent | 980fa2f9d64b9be96107c89e165953ace311af54 (diff) | |
| download | op-kernel-dev-6b0efb8516a5298e12033df61f9e0c376a306adb.zip op-kernel-dev-6b0efb8516a5298e12033df61f9e0c376a306adb.tar.gz | |
[SCSI] libsas: Add SAS_HA state flags to avoid queueing events while unloading
Track sas_ha_struct state so that we ignore events that come in while
we're shutting things down.
Signed-off-by: Malahal Naineni <malahal@us.ibm.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
Diffstat (limited to 'drivers/scsi/libsas/sas_internal.h')
| -rw-r--r-- | drivers/scsi/libsas/sas_internal.h | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/scsi/libsas/sas_internal.h b/drivers/scsi/libsas/sas_internal.h index 137d7e4..a78638d 100644 --- a/drivers/scsi/libsas/sas_internal.h +++ b/drivers/scsi/libsas/sas_internal.h @@ -80,7 +80,7 @@ void sas_hae_reset(struct work_struct *work); static inline void sas_queue_event(int event, spinlock_t *lock, unsigned long *pending, struct work_struct *work, - struct Scsi_Host *shost) + struct sas_ha_struct *sas_ha) { unsigned long flags; @@ -91,7 +91,12 @@ static inline void sas_queue_event(int event, spinlock_t *lock, } __set_bit(event, pending); spin_unlock_irqrestore(lock, flags); - scsi_queue_work(shost, work); + + spin_lock_irqsave(&sas_ha->state_lock, flags); + if (sas_ha->state != SAS_HA_UNREGISTERED) { + scsi_queue_work(sas_ha->core.shost, work); + } + spin_unlock_irqrestore(&sas_ha->state_lock, flags); } static inline void sas_begin_event(int event, spinlock_t *lock, |
