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scsi: qla2xxx: Fix driver unload when FC-NVMe LUNs are connected 

This patch allows driver to unload using "modprobe -r" when FC-NVMe LUNs
are connected.

Signed-off-by: Giridhar Malavali <gmalavali@marvell.com>
Signed-off-by: Himanshu Madhani <hmadhani@marvell.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Giridhar Malavali 2019-04-02 14:24:32 -07:00 committed by Martin K. Petersen
parent e39a6645d9
commit b2d1453a45
2 changed files with 27 additions and 8 deletions
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29
drivers/scsi/qla2xxx/qla_nvme.c
View File

@ -164,12 +164,13 @@ static void qla_nvme_sp_done(void *ptr, int res)
if (!atomic_dec_and_test(&sp->ref_count))
return;
if (res == QLA_SUCCESS)
fd->status = 0;
else
fd->status = NVME_SC_INTERNAL;
fd->rcv_rsplen = nvme->u.nvme.rsp_pyld_len;
if (res == QLA_SUCCESS) {
fd->rcv_rsplen = nvme->u.nvme.rsp_pyld_len;
} else {
fd->rcv_rsplen = 0;
fd->transferred_length = 0;
}
fd->status = 0;
fd->done(fd);
qla2xxx_rel_qpair_sp(sp->qpair, sp);
@ -193,6 +194,22 @@ static void qla_nvme_abort_work(struct work_struct *work)
if (!ha->flags.fw_started && (fcport && fcport->deleted))
return;
if (ha->flags.host_shutting_down) {
ql_log(ql_log_info, sp->fcport->vha, 0xffff,
"%s Calling done on sp: %p, type: 0x%x, sp->ref_count: 0x%x\n",
__func__, sp, sp->type, atomic_read(&sp->ref_count));
sp->done(sp, 0);
return;
}
if (atomic_read(&sp->ref_count) == 0) {
WARN_ON(1);
ql_log(ql_log_info, fcport->vha, 0xffff,
"%s: command alredy aborted on sp: %p\n",
__func__, sp);
return;
}
rval = ha->isp_ops->abort_command(sp);
ql_dbg(ql_dbg_io, fcport->vha, 0x212b,

6
drivers/scsi/qla2xxx/qla_os.c
View File

@ -6742,8 +6742,10 @@ qla2x00_timer(struct timer_list *t)
* FC-NVME
* see if the active AEN count has changed from what was last reported.
*/
if (!vha->vp_idx && (atomic_read(&ha->nvme_active_aen_cnt) !=
ha->nvme_last_rptd_aen) && ha->zio_mode == QLA_ZIO_MODE_6) {
if (!vha->vp_idx &&
(atomic_read(&ha->nvme_active_aen_cnt) != ha->nvme_last_rptd_aen) &&
ha->zio_mode == QLA_ZIO_MODE_6 &&
!ha->flags.host_shutting_down) {
ql_log(ql_log_info, vha, 0x3002,
"nvme: Sched: Set ZIO exchange threshold to %d.\n",
ha->nvme_last_rptd_aen);