Thread (28 messages) 28 messages, 10 authors, 2017-10-11

RE: [PATCH 07/13] timer: Remove last user of TIMER_INITIALIZER

From: Gross, Mark <hidden>
Date: 2017-10-05 22:39:51
Also in: linux-pm, linux-s390, linux-scsi, linux-watchdog, linuxppc-dev, netdev

Acked-by: mark gross <redacted>

--mark
quoted hunk ↗ jump to hunk
-----Original Message-----
From: Kees Cook [mailto:keescook@chromium.org]
Sent: Wednesday, October 4, 2017 4:27 PM
To: Thomas Gleixner <redacted>
Cc: Kees Cook <redacted>; Arnd Bergmann <arnd@arndb.de>;
Greg Kroah-Hartman [off-list ref]; Gross, Mark
[off-list ref]; Andrew Morton [off-list ref];
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Subject: [PATCH 07/13] timer: Remove last user of TIMER_INITIALIZER

Drops the last user of TIMER_INITIALIZER and adapts timer.h to use the internal
version.

Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Mark Gross <redacted>
Cc: Thomas Gleixner <redacted>
Signed-off-by: Kees Cook <redacted>
---
 drivers/char/tlclk.c  | 12 +++++-------  include/linux/timer.h |  2 +-
 2 files changed, 6 insertions(+), 8 deletions(-)
diff --git a/drivers/char/tlclk.c b/drivers/char/tlclk.c index
6210bff46341..8eeb4190207d 100644
--- a/drivers/char/tlclk.c
+++ b/drivers/char/tlclk.c
@@ -184,9 +184,8 @@ static unsigned int telclk_interrupt;
 static int int_events;		/* Event that generate a interrupt */
 static int got_event;		/* if events processing have been done */

-static void switchover_timeout(unsigned long data); -static struct timer_list
switchover_timer =
-	TIMER_INITIALIZER(switchover_timeout , 0, 0);
+static void switchover_timeout(struct timer_list *t); static struct
+timer_list switchover_timer;
 static unsigned long tlclk_timer_data;

 static struct tlclk_alarms *alarm_events; @@ -805,7 +804,7 @@ static int
__init tlclk_init(void)
 		goto out3;
 	}

-	init_timer(&switchover_timer);
+	timer_setup(&switchover_timer, switchover_timeout, 0);

 	ret = misc_register(&tlclk_miscdev);
 	if (ret < 0) {
@@ -855,9 +854,9 @@ static void __exit tlclk_cleanup(void)

 }

-static void switchover_timeout(unsigned long data)
+static void switchover_timeout(struct timer_list *unused)
 {
-	unsigned long flags = *(unsigned long *) data;
+	unsigned long flags = tlclk_timer_data;

 	if ((flags & 1)) {
 		if ((inb(TLCLK_REG1) & 0x08) != (flags & 0x08)) @@ -922,7
+921,6 @@ static irqreturn_t tlclk_interrupt(int irq, void *dev_id)
 		/* TIMEOUT in ~10ms */
 		switchover_timer.expires = jiffies + msecs_to_jiffies(10);
 		tlclk_timer_data = inb(TLCLK_REG1);
-		switchover_timer.data = (unsigned long) &tlclk_timer_data;
 		mod_timer(&switchover_timer, switchover_timer.expires);
 	} else {
 		got_event = 1;
diff --git a/include/linux/timer.h b/include/linux/timer.h index
10cc45ca5803..4f7476e4a727 100644
--- a/include/linux/timer.h
+++ b/include/linux/timer.h
@@ -87,7 +87,7 @@ struct timer_list {

 #define DEFINE_TIMER(_name, _function, _expires, _data)		\
 	struct timer_list _name =				\
-		TIMER_INITIALIZER(_function, _expires, _data)
+		__TIMER_INITIALIZER(_function, _expires, _data, 0)

 void init_timer_key(struct timer_list *timer, unsigned int flags,
 		    const char *name, struct lock_class_key *key);
--
2.7.4
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