[tip:x86/timers] x86/apic: Change the lapic name in deadline mode

From: tip-bot for Peter Zijlstra
Date: Sun Jun 04 2017 - 16:04:06 EST


Commit-ID: c6e9f42bbeecbc10cd4fbcca474b5859aba1de67
Gitweb: http://git.kernel.org/tip/c6e9f42bbeecbc10cd4fbcca474b5859aba1de67
Author: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
AuthorDate: Wed, 31 May 2017 17:52:02 +0200
Committer: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
CommitDate: Sun, 4 Jun 2017 21:55:52 +0200

x86/apic: Change the lapic name in deadline mode

So that we can more easily see in what mode the lapic timer operates.

Signed-off-by: Peter Zijlstra (Intel) <peterz@xxxxxxxxxxxxx>
Cc: kevin.b.stanton@xxxxxxxxx
Link: http://lkml.kernel.org/r/20170531155305.989808008@xxxxxxxxxxxxx
Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>

---
arch/x86/kernel/apic/apic.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/arch/x86/kernel/apic/apic.c b/arch/x86/kernel/apic/apic.c
index 2d75faf..87d721a1 100644
--- a/arch/x86/kernel/apic/apic.c
+++ b/arch/x86/kernel/apic/apic.c
@@ -563,6 +563,7 @@ static void setup_APIC_timer(void)
levt->cpumask = cpumask_of(smp_processor_id());

if (this_cpu_has(X86_FEATURE_TSC_DEADLINE_TIMER)) {
+ levt->name = "lapic-deadline";
levt->features &= ~(CLOCK_EVT_FEAT_PERIODIC |
CLOCK_EVT_FEAT_DUMMY);
levt->set_next_event = lapic_next_deadline;