diff options
| author | Manish Rangankar <mrangankar@marvell.com> | 2021-09-08 09:46:20 -0700 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2021-09-14 23:33:20 -0400 |
| commit | 3a4e1f3b3a3c733de3b82b9b522e54803e1165ae (patch) | |
| tree | 03211e7d1a261dee099a3b873e2e080834e03a58 /drivers/scsi/qla2xxx/qla_init.c | |
| parent | 38c61709e66294f33e474eaafd6ae3be381030da (diff) | |
| download | linux-3a4e1f3b3a3c733de3b82b9b522e54803e1165ae.tar.bz2 | |
scsi: qla2xxx: Move heartbeat handling from DPC thread to workqueue
DPC thread gets restricted due to a no-op mailbox, which is a blocking call
and has a high execution frequency. To free up the DPC thread we move no-op
handling to the workqueue. Also, modified qla_do_heartbeat() to send no-op
MBC if we don’t have any active interrupts, but there are still I/Os
outstanding with firmware.
Link: https://lore.kernel.org/r/20210908164622.19240-9-njavali@marvell.com
Fixes: d94d8158e184 ("scsi: qla2xxx: Add heartbeat check")
Reviewed-by: Himanshu Madhani <himanshu.madhani@oracle.com>
Signed-off-by: Manish Rangankar <mrangankar@marvell.com>
Signed-off-by: Nilesh Javali <njavali@marvell.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/qla2xxx/qla_init.c')
| -rw-r--r-- | drivers/scsi/qla2xxx/qla_init.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c index c6b3d0e7489e..a9a4243cb15a 100644 --- a/drivers/scsi/qla2xxx/qla_init.c +++ b/drivers/scsi/qla2xxx/qla_init.c @@ -7025,12 +7025,14 @@ qla2x00_abort_isp_cleanup(scsi_qla_host_t *vha) ha->chip_reset++; ha->base_qpair->chip_reset = ha->chip_reset; ha->base_qpair->cmd_cnt = ha->base_qpair->cmd_completion_cnt = 0; + ha->base_qpair->prev_completion_cnt = 0; for (i = 0; i < ha->max_qpairs; i++) { if (ha->queue_pair_map[i]) { ha->queue_pair_map[i]->chip_reset = ha->base_qpair->chip_reset; ha->queue_pair_map[i]->cmd_cnt = ha->queue_pair_map[i]->cmd_completion_cnt = 0; + ha->base_qpair->prev_completion_cnt = 0; } } |