From e326d22af9653dd8eff05d71f0d1bad9174578a3 Mon Sep 17 00:00:00 2001 From: Quinn Tran Date: Tue, 13 Jun 2017 20:47:18 -0700 Subject: scsi: qla2xxx: Enable Target Multi Queue Enable Multi Queue for Target mode. At Initiator LUN scan time, each LUN is assign to a QPair. Each QPair is affinitize to certain CPU. When new cmd arrives from the wire, the lunid is used to search for qpair. The qpair's affinitized cpuid will be used to queue up the work element. Signed-off-by: Quinn Tran Signed-off-by: Himanshu Madhani Signed-off-by: Martin K. Petersen --- drivers/scsi/qla2xxx/qla_inline.h | 28 ++++++++++++++++++++++++++++ 1 file changed, 28 insertions(+) (limited to 'drivers/scsi/qla2xxx/qla_inline.h') diff --git a/drivers/scsi/qla2xxx/qla_inline.h b/drivers/scsi/qla2xxx/qla_inline.h index 99028d48c664..bd8cb796f64e 100644 --- a/drivers/scsi/qla2xxx/qla_inline.h +++ b/drivers/scsi/qla2xxx/qla_inline.h @@ -324,3 +324,31 @@ qla_is_exch_offld_enabled(struct scsi_qla_host *vha) else return false; } + +static inline void +qla_cpu_update(struct qla_qpair *qpair, uint16_t cpuid) +{ + qpair->cpuid = cpuid; + + if (!list_empty(&qpair->hints_list)) { + struct qla_qpair_hint *h; + + list_for_each_entry(h, &qpair->hints_list, hint_elem) + h->cpuid = qpair->cpuid; + } +} + +static inline struct qla_qpair_hint * +qla_qpair_to_hint(struct qla_tgt *tgt, struct qla_qpair *qpair) +{ + struct qla_qpair_hint *h; + u16 i; + + for (i = 0; i < tgt->ha->max_qpairs + 1; i++) { + h = &tgt->qphints[i]; + if (h->qpair == qpair) + return h; + } + + return NULL; +} -- cgit v1.2.3