diff options
| author | Quinn Tran <qutran@marvell.com> | 2020-09-03 21:51:22 -0700 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2020-09-22 18:42:45 -0400 |
| commit | 49db4d4e02aabcd4fa2f60142ef42e50fb2dd526 (patch) | |
| tree | 886dac8cb11bf055764fb96c66080d800d040cdf /drivers/scsi/qla2xxx/qla_isr.c | |
| parent | d38cb849e17a34637b97ce57c550ec70d63dd39a (diff) | |
scsi: qla2xxx: Performance tweak
Move statistics fields from vha struct to qpair to reduce memory thrashing.
Link: https://lore.kernel.org/r/20200904045128.23631-8-njavali@marvell.com
Reviewed-by: Himanshu Madhani <himanshu.madhani@oracle.com>
Signed-off-by: Quinn Tran <qutran@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_isr.c')
| -rw-r--r-- | drivers/scsi/qla2xxx/qla_isr.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/scsi/qla2xxx/qla_isr.c b/drivers/scsi/qla2xxx/qla_isr.c index 36c980f1268e..4d59d5b17655 100644 --- a/drivers/scsi/qla2xxx/qla_isr.c +++ b/drivers/scsi/qla2xxx/qla_isr.c @@ -3440,8 +3440,10 @@ void qla24xx_process_response_queue(struct scsi_qla_host *vha, if (!ha->flags.fw_started) return; - if (rsp->qpair->cpuid != smp_processor_id()) + if (rsp->qpair->cpuid != smp_processor_id() || !rsp->qpair->rcv_intr) { + rsp->qpair->rcv_intr = 1; qla_cpu_update(rsp->qpair, smp_processor_id()); + } while (rsp->ring_ptr->signature != RESPONSE_PROCESSED) { pkt = (struct sts_entry_24xx *)rsp->ring_ptr; @@ -3890,7 +3892,7 @@ qla2xxx_msix_rsp_q(int irq, void *dev_id) } ha = qpair->hw; - queue_work(ha->wq, &qpair->q_work); + queue_work_on(smp_processor_id(), ha->wq, &qpair->q_work); return IRQ_HANDLED; } @@ -3916,7 +3918,7 @@ qla2xxx_msix_rsp_q_hs(int irq, void *dev_id) wrt_reg_dword(®->hccr, HCCRX_CLR_RISC_INT); spin_unlock_irqrestore(&ha->hardware_lock, flags); - queue_work(ha->wq, &qpair->q_work); + queue_work_on(smp_processor_id(), ha->wq, &qpair->q_work); return IRQ_HANDLED; } |