Thread (2 messages) 2 messages, 2 authors, 2017-11-01

Re: [PATCH] scsi: qla4xxx: Convert timers to use timer_setup()

From: Rangankar, Manish <hidden>
Date: 2017-11-01 07:06:19
Also in: lkml

On 25/10/17 3:37 PM, "Kees Cook" [off-list ref] wrote:
quoted hunk ↗ jump to hunk
In preparation for unconditionally passing the struct timer_list pointer
to
all timer callbacks, switch to using the new timer_setup() and
from_timer()
to pass the timer pointer explicitly.

Cc: QLogic-Storage-Upstream@qlogic.com
Cc: "James E.J. Bottomley" <redacted>
Cc: "Martin K. Petersen" <martin.petersen@oracle.com>
Cc: linux-scsi@vger.kernel.org
Signed-off-by: Kees Cook <redacted>
---
drivers/scsi/qla4xxx/ql4_os.c | 12 ++++++------
1 file changed, 6 insertions(+), 6 deletions(-)
diff --git a/drivers/scsi/qla4xxx/ql4_os.c b/drivers/scsi/qla4xxx/ql4_os.c
index 64c6fa563fdb..2b8a8ce2a431 100644
--- a/drivers/scsi/qla4xxx/ql4_os.c
+++ b/drivers/scsi/qla4xxx/ql4_os.c
@@ -3955,16 +3955,15 @@ void qla4xxx_update_session_conn_param(struct
scsi_qla_host *ha,
/*
 * Timer routines
 */
+static void qla4xxx_timer(struct timer_list *t);

-static void qla4xxx_start_timer(struct scsi_qla_host *ha, void *func,
+static void qla4xxx_start_timer(struct scsi_qla_host *ha,
				unsigned long interval)
{
	DEBUG(printk("scsi: %s: Starting timer thread for adapter %d\n",
		     __func__, ha->host->host_no));
-	init_timer(&ha->timer);
+	timer_setup(&ha->timer, qla4xxx_timer, 0);
	ha->timer.expires = jiffies + interval * HZ;
-	ha->timer.data = (unsigned long)ha;
-	ha->timer.function = (void (*)(unsigned long))func;
	add_timer(&ha->timer);
	ha->timer_active = 1;
}
@@ -4508,8 +4507,9 @@ static void qla4xxx_check_relogin_flash_ddb(struct
iscsi_cls_session *cls_sess)
 * qla4xxx_timer - checks every second for work to do.
 * @ha: Pointer to host adapter structure.
 **/
-static void qla4xxx_timer(struct scsi_qla_host *ha)
+static void qla4xxx_timer(struct timer_list *t)
{
+	struct scsi_qla_host *ha = from_timer(ha, t, timer);
	int start_dpc = 0;
	uint16_t w;
@@ -8805,7 +8805,7 @@ static int qla4xxx_probe_adapter(struct pci_dev
*pdev,
	ha->isp_ops->enable_intrs(ha);

	/* Start timer thread. */
-	qla4xxx_start_timer(ha, qla4xxx_timer, 1);
+	qla4xxx_start_timer(ha, 1);

	set_bit(AF_INIT_DONE, &ha->flags);

-- 
2.7.4

Acked-by: Manish Rangankar <redacted>
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