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authorJens Axboe <axboe@kernel.dk>2018-10-31 17:01:22 -0600
committerJens Axboe <axboe@kernel.dk>2018-11-07 13:42:33 -0700
commit9cf2bab6307659b940da65d16dcc8f82c69f3a97 (patch)
treef740e7d0f2603456ea2863453513fb8c4ed08ef2 /drivers/scsi
parentc7bb9ad1744ea14e61e5fff99ee5282709b0c9d9 (diff)
block: kill request ->cpu member
This was used for completion placement for the legacy path, but for mq we have rq->mq_ctx->cpu for that. Add a helper to get the request CPU assignment, as the mq_ctx type is private to blk-mq. Reviewed-by: Omar Sandoval <osandov@fb.com> Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/scsi')
-rw-r--r--drivers/scsi/bnx2i/bnx2i_hwi.c8
-rw-r--r--drivers/scsi/csiostor/csio_scsi.c8
-rw-r--r--drivers/scsi/qla2xxx/qla_os.c2
3 files changed, 3 insertions, 15 deletions
diff --git a/drivers/scsi/bnx2i/bnx2i_hwi.c b/drivers/scsi/bnx2i/bnx2i_hwi.c
index e9e669a6c2bc..6bad2689edd4 100644
--- a/drivers/scsi/bnx2i/bnx2i_hwi.c
+++ b/drivers/scsi/bnx2i/bnx2i_hwi.c
@@ -1906,7 +1906,6 @@ static int bnx2i_queue_scsi_cmd_resp(struct iscsi_session *session,
struct iscsi_task *task;
struct scsi_cmnd *sc;
int rc = 0;
- int cpu;
spin_lock(&session->back_lock);
task = iscsi_itt_to_task(bnx2i_conn->cls_conn->dd_data,
@@ -1917,14 +1916,9 @@ static int bnx2i_queue_scsi_cmd_resp(struct iscsi_session *session,
}
sc = task->sc;
- if (!blk_rq_cpu_valid(sc->request))
- cpu = smp_processor_id();
- else
- cpu = sc->request->cpu;
-
spin_unlock(&session->back_lock);
- p = &per_cpu(bnx2i_percpu, cpu);
+ p = &per_cpu(bnx2i_percpu, blk_mq_rq_cpu(sc->request));
spin_lock(&p->p_work_lock);
if (unlikely(!p->iothread)) {
rc = -EINVAL;
diff --git a/drivers/scsi/csiostor/csio_scsi.c b/drivers/scsi/csiostor/csio_scsi.c
index 8c15b7acb4b7..a95debbea0e4 100644
--- a/drivers/scsi/csiostor/csio_scsi.c
+++ b/drivers/scsi/csiostor/csio_scsi.c
@@ -1780,16 +1780,10 @@ csio_queuecommand(struct Scsi_Host *host, struct scsi_cmnd *cmnd)
int nsge = 0;
int rv = SCSI_MLQUEUE_HOST_BUSY, nr;
int retval;
- int cpu;
struct csio_scsi_qset *sqset;
struct fc_rport *rport = starget_to_rport(scsi_target(cmnd->device));
- if (!blk_rq_cpu_valid(cmnd->request))
- cpu = smp_processor_id();
- else
- cpu = cmnd->request->cpu;
-
- sqset = &hw->sqset[ln->portid][cpu];
+ sqset = &hw->sqset[ln->portid][blk_mq_rq_cpu(cmnd->request)];
nr = fc_remote_port_chkready(rport);
if (nr) {
diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c
index 4ea9f2b4e04f..29dfd1bd164d 100644
--- a/drivers/scsi/qla2xxx/qla_os.c
+++ b/drivers/scsi/qla2xxx/qla_os.c
@@ -1460,7 +1460,7 @@ __qla2xxx_eh_generic_reset(char *name, enum nexus_wait_type type,
goto eh_reset_failed;
}
err = 2;
- if (do_reset(fcport, cmd->device->lun, cmd->request->cpu + 1)
+ if (do_reset(fcport, cmd->device->lun, blk_mq_rq_cpu(cmd->request) + 1)
!= QLA_SUCCESS) {
ql_log(ql_log_warn, vha, 0x800c,
"do_reset failed for cmd=%p.\n", cmd);