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authorLinus Torvalds <torvalds@linux-foundation.org>2009-02-22 18:27:49 (GMT)
committerLinus Torvalds <torvalds@linux-foundation.org>2009-02-22 18:27:49 (GMT)
commit936577c61d0c10b8929608a92c98d839b22053bc (patch)
tree783762072ef235e86c7053f7f18af15e2c003157 /arch/x86/kernel
parent7c24af498f60e41b9363d3102a31f8cfa6589ca3 (diff)
downloadlinux-fsl-qoriq-936577c61d0c10b8929608a92c98d839b22053bc.tar.xz
x86: Add IRQF_TIMER to legacy x86 timer interrupt descriptors
Right now nobody cares, but the suspend/resume code will eventually want to suspend device interrupts without suspending the timer, and will depend on this flag to know. The modern x86 timer infrastructure uses the local APIC timers and never shows up as a device interrupt at all, so it isn't affected and doesn't need any of this. Cc: Rafael J. Wysocki <rjw@sisk.pl> Cc: Ingo Molnar <mingo@elte.hu> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/x86/kernel')
-rw-r--r--arch/x86/kernel/time_64.c2
-rw-r--r--arch/x86/kernel/vmiclock_32.c2
2 files changed, 2 insertions, 2 deletions
diff --git a/arch/x86/kernel/time_64.c b/arch/x86/kernel/time_64.c
index e6e695a..241ec39 100644
--- a/arch/x86/kernel/time_64.c
+++ b/arch/x86/kernel/time_64.c
@@ -115,7 +115,7 @@ unsigned long __init calibrate_cpu(void)
static struct irqaction irq0 = {
.handler = timer_interrupt,
- .flags = IRQF_DISABLED | IRQF_IRQPOLL | IRQF_NOBALANCING,
+ .flags = IRQF_DISABLED | IRQF_IRQPOLL | IRQF_NOBALANCING | IRQF_TIMER,
.mask = CPU_MASK_NONE,
.name = "timer"
};
diff --git a/arch/x86/kernel/vmiclock_32.c b/arch/x86/kernel/vmiclock_32.c
index bde106c..e5b088f 100644
--- a/arch/x86/kernel/vmiclock_32.c
+++ b/arch/x86/kernel/vmiclock_32.c
@@ -202,7 +202,7 @@ static irqreturn_t vmi_timer_interrupt(int irq, void *dev_id)
static struct irqaction vmi_clock_action = {
.name = "vmi-timer",
.handler = vmi_timer_interrupt,
- .flags = IRQF_DISABLED | IRQF_NOBALANCING,
+ .flags = IRQF_DISABLED | IRQF_NOBALANCING | IRQF_TIMER,
.mask = CPU_MASK_ALL,
};