Nesting in __qla2x00_abort_all_cmds() is way too deep. Reduce the nesting
level by introducing a helper function. This patch does not change any
functionality.
Reviewed-by: Laurence Oberman
Acked-by: Himanshu Madhani
Signed-off-by: Bart Van Assche
---
Changes in v2 compared to v1: rebased on top of Martin's 4.21/scsi-queue
branch.
drivers/scsi/qla2xxx/qla_os.c | 74 +--
1 file changed, 36 insertions(+), 38 deletions(-)
diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c
index 518f15141170..4a75e0572121 100644
--- a/drivers/scsi/qla2xxx/qla_os.c
+++ b/drivers/scsi/qla2xxx/qla_os.c
@@ -1746,6 +1746,41 @@ qla2x00_loop_reset(scsi_qla_host_t *vha)
return QLA_SUCCESS;
}
+static void qla2x00_abort_srb(struct qla_qpair *qp, srb_t *sp, const int res,
+ unsigned long *flags)
+ __releases(qp->qp_lock_ptr)
+ __acquires(qp->qp_lock_ptr)
+{
+ scsi_qla_host_t *vha = qp->vha;
+ struct qla_hw_data *ha = vha->hw;
+
+ if (sp->type == SRB_NVME_CMD || sp->type == SRB_NVME_LS) {
+ if (!sp_get(sp)) {
+ /* got sp */
+ spin_unlock_irqrestore(qp->qp_lock_ptr, *flags);
+ qla_nvme_abort(ha, sp, res);
+ spin_lock_irqsave(qp->qp_lock_ptr, *flags);
+ }
+ } else if (GET_CMD_SP(sp) && !ha->flags.eeh_busy &&
+ !test_bit(ABORT_ISP_ACTIVE, >dpc_flags) &&
+ !qla2x00_isp_reg_stat(ha) && sp->type == SRB_SCSI_CMD) {
+ /*
+* Don't abort commands in adapter during EEH recovery as it's
+* not accessible/responding.
+*
+* Get a reference to the sp and drop the lock. The reference
+* ensures this sp->done() call and not the call in
+* qla2xxx_eh_abort() ends the SCSI cmd (with result 'res').
+*/
+ if (!sp_get(sp)) {
+ spin_unlock_irqrestore(qp->qp_lock_ptr, *flags);
+ qla2xxx_eh_abort(GET_CMD_SP(sp));
+ spin_lock_irqsave(qp->qp_lock_ptr, *flags);
+ }
+ }
+ sp->done(sp, res);
+}
+
static void
__qla2x00_abort_all_cmds(struct qla_qpair *qp, int res)
{
@@ -1768,44 +1803,7 @@ __qla2x00_abort_all_cmds(struct qla_qpair *qp, int res)
req->outstanding_cmds[cnt] = NULL;
switch (sp->cmd_type) {
case TYPE_SRB:
- if (sp->type == SRB_NVME_CMD ||
- sp->type == SRB_NVME_LS) {
- if (!sp_get(sp)) {
- /* got sp */
- spin_unlock_irqrestore
- (qp->qp_lock_ptr,
-flags);
- qla_nvme_abort(ha, sp, res);
- spin_lock_irqsave
- (qp->qp_lock_ptr,
flags);
- }
- } else if (GET_CMD_SP(sp) &&
- !ha->flags.eeh_busy &&
- (!test_bit(ABORT_ISP_ACTIVE,
- >dpc_flags)) &&
- !qla2x00_isp_reg_stat(ha) &&
- (sp->type == SRB_SCSI_CMD)) {
- /*
-* Don't abort commands in adapter
-* during EEH recovery as it's not
-* accessible/responding.
-*
-* Get a reference to the sp and drop
-* the lock. The reference ensures this
-* sp->done() call and not the call in
-* qla2xxx_eh_abort() ends the SCSI cmd
-* (with result 'res').
-*/
- if (!sp_get(sp)) {
- spin_unlock_irqrestore
- (qp->qp_lock_ptr,
flags);
- qla2xxx_eh_abort(
- GET_CMD_SP(sp));
- spin_lock_irqsave
- (qp->qp_lock_ptr,
flags);
- }
- }
-