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authorChristoph Lameter <cl@linux.com>2014-08-17 12:30:34 -0500
committerTejun Heo <tj@kernel.org>2014-08-26 13:45:46 -0400
commitf7f66b05aa2ac2632c5441a3f129f3be827fe7e7 (patch)
tree47db3e1e6f4106d88473f18777dfa58d8d332717 /kernel/watchdog.c
parent70b2776a5cb16c39ff5451c4eee72691734eabfc (diff)
watchdog: Replace __raw_get_cpu_var uses
Most of these are the uses of &__raw_get_cpu_var for address calculation. touch_softlockup_watchdog_sync() uses __raw_get_cpu_var to write to per cpu variables. Use __this_cpu_write instead. Cc: Wim Van Sebroeck <wim@iguana.be> Cc: linux-watchdog@vger.kernel.org Signed-off-by: Christoph Lameter <cl@linux.com> Signed-off-by: Tejun Heo <tj@kernel.org>
Diffstat (limited to 'kernel/watchdog.c')
-rw-r--r--kernel/watchdog.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/kernel/watchdog.c b/kernel/watchdog.c
index a8d6914030fe..dca8cae7e55d 100644
--- a/kernel/watchdog.c
+++ b/kernel/watchdog.c
@@ -185,7 +185,7 @@ void touch_nmi_watchdog(void)
* case we shouldn't have to worry about the watchdog
* going off.
*/
- __raw_get_cpu_var(watchdog_nmi_touch) = true;
+ raw_cpu_write(watchdog_nmi_touch, true);
touch_softlockup_watchdog();
}
EXPORT_SYMBOL(touch_nmi_watchdog);
@@ -194,8 +194,8 @@ EXPORT_SYMBOL(touch_nmi_watchdog);
void touch_softlockup_watchdog_sync(void)
{
- __raw_get_cpu_var(softlockup_touch_sync) = true;
- __raw_get_cpu_var(watchdog_touch_ts) = 0;
+ __this_cpu_write(softlockup_touch_sync, true);
+ __this_cpu_write(watchdog_touch_ts, 0);
}
#ifdef CONFIG_HARDLOCKUP_DETECTOR
@@ -387,7 +387,7 @@ static void watchdog_set_prio(unsigned int policy, unsigned int prio)
static void watchdog_enable(unsigned int cpu)
{
- struct hrtimer *hrtimer = &__raw_get_cpu_var(watchdog_hrtimer);
+ struct hrtimer *hrtimer = raw_cpu_ptr(&watchdog_hrtimer);
/* kick off the timer for the hardlockup detector */
hrtimer_init(hrtimer, CLOCK_MONOTONIC, HRTIMER_MODE_REL);
@@ -407,7 +407,7 @@ static void watchdog_enable(unsigned int cpu)
static void watchdog_disable(unsigned int cpu)
{
- struct hrtimer *hrtimer = &__raw_get_cpu_var(watchdog_hrtimer);
+ struct hrtimer *hrtimer = raw_cpu_ptr(&watchdog_hrtimer);
watchdog_set_prio(SCHED_NORMAL, 0);
hrtimer_cancel(hrtimer);
@@ -534,7 +534,7 @@ static struct smp_hotplug_thread watchdog_threads = {
static void restart_watchdog_hrtimer(void *info)
{
- struct hrtimer *hrtimer = &__raw_get_cpu_var(watchdog_hrtimer);
+ struct hrtimer *hrtimer = raw_cpu_ptr(&watchdog_hrtimer);
int ret;
/*