diff options
| author | Chaitra P B <chaitra.basappa@broadcom.com> | 2016-05-06 10:59:31 +0200 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2016-05-11 22:14:31 +0200 |
| commit | 5f0dfb7a9bcc8139958f59ecb9bbd7e738ae702d (patch) | |
| tree | 88ceb21699c892611b53b94ba21b395aff2885b1 /drivers/scsi/mpt3sas/mpt3sas_base.h | |
| parent | mpt3sas: Set maximum transfer length per IO to 4MB for VDs (diff) | |
| download | linux-5f0dfb7a9bcc8139958f59ecb9bbd7e738ae702d.tar.xz linux-5f0dfb7a9bcc8139958f59ecb9bbd7e738ae702d.zip | |
mpt3sas: Used "synchronize_irq()"API to synchronize timed-out IO & TMs
Replaced mpt3sas_base_flush_reply_queues() with
mpt3sas_base_sync_reply_irqs(),as mpt3sas_base_flush_reply_queues()
skips over reply queues that are currently busy (i.e. being handled by
interrupt processing in another core). If a reply queue is busy, then
call to synchronize_irq()in mpt3sas_base_sync_reply_irqs()make sures the
other core has finished flushing the queue and completed any calls to
the mid-layer scsi_done() routine.
Signed-off-by: Chaitra P B <chaitra.basappa@broadcom.com>
Reviewed-by: Tomas Henzl <thenzl@redhat.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/mpt3sas/mpt3sas_base.h')
| -rw-r--r-- | drivers/scsi/mpt3sas/mpt3sas_base.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/scsi/mpt3sas/mpt3sas_base.h b/drivers/scsi/mpt3sas/mpt3sas_base.h index 71b1c58fec3b..892c9be008b5 100644 --- a/drivers/scsi/mpt3sas/mpt3sas_base.h +++ b/drivers/scsi/mpt3sas/mpt3sas_base.h @@ -1236,7 +1236,8 @@ void *mpt3sas_base_get_msg_frame(struct MPT3SAS_ADAPTER *ioc, u16 smid); void *mpt3sas_base_get_sense_buffer(struct MPT3SAS_ADAPTER *ioc, u16 smid); __le32 mpt3sas_base_get_sense_buffer_dma(struct MPT3SAS_ADAPTER *ioc, u16 smid); -void mpt3sas_base_flush_reply_queues(struct MPT3SAS_ADAPTER *ioc); + +void mpt3sas_base_sync_reply_irqs(struct MPT3SAS_ADAPTER *ioc); /* hi-priority queue */ u16 mpt3sas_base_get_smid_hpr(struct MPT3SAS_ADAPTER *ioc, u8 cb_idx); |