Messages in this thread Patch in this message | | | Date | Fri, 04 Nov 2022 01:41:18 -0400 | From | Steven Rostedt <> | Subject | [RFC][PATCH v3 25/33] timers: scsi: Use timer_shutdown_sync() and timer_shutdown() before freeing timer |
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From: "Steven Rostedt (Google)" <rostedt@goodmis.org>
Before a timer is freed, timer_shutdown_sync() must be called, or timer_shutdown() if it's already known that the timer is disabled.
Link: https://lore.kernel.org/all/20220407161745.7d6754b3@gandalf.local.home/
Cc: Nilesh Javali <njavali@marvell.com> Cc: GR-QLogic-Storage-Upstream@marvell.com Cc: "James E.J. Bottomley" <jejb@linux.ibm.com> Cc: "Martin K. Petersen" <martin.petersen@oracle.com> Cc: linux-scsi@vger.kernel.org Signed-off-by: Steven Rostedt (Google) <rostedt@goodmis.org> --- drivers/scsi/qla2xxx/qla_edif.c | 4 ++-- drivers/scsi/scsi_lib.c | 1 + 2 files changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/scsi/qla2xxx/qla_edif.c b/drivers/scsi/qla2xxx/qla_edif.c index 00ccc41cef14..7f3a3c8673b5 100644 --- a/drivers/scsi/qla2xxx/qla_edif.c +++ b/drivers/scsi/qla2xxx/qla_edif.c @@ -416,7 +416,7 @@ static void __qla2x00_release_all_sadb(struct scsi_qla_host *vha, */ if (edif_entry->delete_sa_index != INVALID_EDIF_SA_INDEX) { - del_timer(&edif_entry->timer); + timer_shutdown_sync(&edif_entry->timer); /* build and send the aen */ fcport->edif.rx_sa_set = 1; @@ -2799,7 +2799,7 @@ qla28xx_sa_update_iocb_entry(scsi_qla_host_t *v, struct req_que *req, "%s: removing edif_entry %p, new sa_index: 0x%x\n", __func__, edif_entry, pkt->sa_index); qla_edif_list_delete_sa_index(sp->fcport, edif_entry); - del_timer(&edif_entry->timer); + timer_shutdown_sync(&edif_entry->timer); ql_dbg(ql_dbg_edif, vha, 0x5033, "%s: releasing edif_entry %p, new sa_index: 0x%x\n", diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c index 8b89fab7c420..e6cd1efb9eca 100644 --- a/drivers/scsi/scsi_lib.c +++ b/drivers/scsi/scsi_lib.c @@ -558,6 +558,7 @@ static bool scsi_end_request(struct request *req, blk_status_t error, */ destroy_rcu_head(&cmd->rcu); + timer_shutdown(&cmd->abort_work.timer); /* * In the MQ case the command gets freed by __blk_mq_end_request, * so we have to do all cleanup that depends on it earlier. -- 2.35.1
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