[tip:timers/core] timers, x86/apic/uv: Initialize the UV heartbeat timer as pinned

From: tip-bot for Thomas Gleixner
Date: Thu Jul 07 2016 - 04:41:25 EST


Commit-ID: 920a4a70c55058a9997f2e35bf41503acf87c301
Gitweb: http://git.kernel.org/tip/920a4a70c55058a9997f2e35bf41503acf87c301
Author: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
AuthorDate: Mon, 4 Jul 2016 09:50:16 +0000
Committer: Ingo Molnar <mingo@xxxxxxxxxx>
CommitDate: Thu, 7 Jul 2016 10:25:14 +0200

timers, x86/apic/uv: Initialize the UV heartbeat timer as pinned

Pinned timers must carry the pinned attribute in the timer structure
itself, so convert the code to the new API.

No functional change.

Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Reviewed-by: Frederic Weisbecker <fweisbec@xxxxxxxxx>
Cc: Arjan van de Ven <arjan@xxxxxxxxxxxxx>
Cc: Chris Mason <clm@xxxxxx>
Cc: Eric Dumazet <edumazet@xxxxxxxxxx>
Cc: George Spelvin <linux@xxxxxxxxxxxxxxxxxxx>
Cc: Josh Triplett <josh@xxxxxxxxxxxxxxxx>
Cc: Len Brown <lenb@xxxxxxxxxx>
Cc: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
Cc: Paul E. McKenney <paulmck@xxxxxxxxxxxxxxxxxx>
Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Cc: Rik van Riel <riel@xxxxxxxxxx>
Cc: rt@xxxxxxxxxxxxx
Link: http://lkml.kernel.org/r/20160704094341.133837204@xxxxxxxxxxxxx
Signed-off-by: Ingo Molnar <mingo@xxxxxxxxxx>
---
arch/x86/kernel/apic/x2apic_uv_x.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/x86/kernel/apic/x2apic_uv_x.c b/arch/x86/kernel/apic/x2apic_uv_x.c
index 2900315..7a50519 100644
--- a/arch/x86/kernel/apic/x2apic_uv_x.c
+++ b/arch/x86/kernel/apic/x2apic_uv_x.c
@@ -919,7 +919,7 @@ static void uv_heartbeat(unsigned long ignored)
uv_set_scir_bits(bits);

/* enable next timer period */
- mod_timer_pinned(timer, jiffies + SCIR_CPU_HB_INTERVAL);
+ mod_timer(timer, jiffies + SCIR_CPU_HB_INTERVAL);
}

static void uv_heartbeat_enable(int cpu)
@@ -928,7 +928,7 @@ static void uv_heartbeat_enable(int cpu)
struct timer_list *timer = &uv_cpu_scir_info(cpu)->timer;

uv_set_cpu_scir_bits(cpu, SCIR_CPU_HEARTBEAT|SCIR_CPU_ACTIVITY);
- setup_timer(timer, uv_heartbeat, cpu);
+ setup_pinned_timer(timer, uv_heartbeat, cpu);
timer->expires = jiffies + SCIR_CPU_HB_INTERVAL;
add_timer_on(timer, cpu);
uv_cpu_scir_info(cpu)->enabled = 1;