diff options
| author | Satish Kharat <satishkh@cisco.com> | 2019-01-14 17:09:29 -0800 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2019-01-22 21:18:34 -0500 |
| commit | 18244e9445fef9eef7f3afd3b70a42b87be0f8fd (patch) | |
| tree | a0c0ef1c05d6cc0a4bd098a698f5352a75e13fd9 /drivers/scsi/fnic/fnic_isr.c | |
| parent | 68e3cc02bcfc4f55a47333ee7d8fe1a9b41d72c3 (diff) | |
| download | linux-18244e9445fef9eef7f3afd3b70a42b87be0f8fd.tar.gz linux-18244e9445fef9eef7f3afd3b70a42b87be0f8fd.tar.bz2 linux-18244e9445fef9eef7f3afd3b70a42b87be0f8fd.zip | |
scsi: fnic: Impose upper limit on max. # of CQs processed per intr
Impose an upper limit on the max number of CQ entries (corresponding to the
copy wq) processed in an interrupt. Use module parameter to set the limit.
Signed-off-by: Satish Kharat <satishkh@cisco.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/fnic/fnic_isr.c')
| -rw-r--r-- | drivers/scsi/fnic/fnic_isr.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/scsi/fnic/fnic_isr.c b/drivers/scsi/fnic/fnic_isr.c index 4e3a50202e8c..da4602b63495 100644 --- a/drivers/scsi/fnic/fnic_isr.c +++ b/drivers/scsi/fnic/fnic_isr.c @@ -51,7 +51,7 @@ static irqreturn_t fnic_isr_legacy(int irq, void *data) } if (pba & (1 << FNIC_INTX_WQ_RQ_COPYWQ)) { - work_done += fnic_wq_copy_cmpl_handler(fnic, -1); + work_done += fnic_wq_copy_cmpl_handler(fnic, io_completions); work_done += fnic_wq_cmpl_handler(fnic, -1); work_done += fnic_rq_cmpl_handler(fnic, -1); @@ -72,7 +72,7 @@ static irqreturn_t fnic_isr_msi(int irq, void *data) fnic->fnic_stats.misc_stats.last_isr_time = jiffies; atomic64_inc(&fnic->fnic_stats.misc_stats.isr_count); - work_done += fnic_wq_copy_cmpl_handler(fnic, -1); + work_done += fnic_wq_copy_cmpl_handler(fnic, io_completions); work_done += fnic_wq_cmpl_handler(fnic, -1); work_done += fnic_rq_cmpl_handler(fnic, -1); @@ -125,7 +125,7 @@ static irqreturn_t fnic_isr_msix_wq_copy(int irq, void *data) fnic->fnic_stats.misc_stats.last_isr_time = jiffies; atomic64_inc(&fnic->fnic_stats.misc_stats.isr_count); - wq_copy_work_done = fnic_wq_copy_cmpl_handler(fnic, -1); + wq_copy_work_done = fnic_wq_copy_cmpl_handler(fnic, io_completions); vnic_intr_return_credits(&fnic->intr[FNIC_MSIX_WQ_COPY], wq_copy_work_done, 1 /* unmask intr */, |