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genirq: Add IRQF_FORCE_RESUME

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Xen needs to reenable interrupts which are marked IRQF_NO_SUSPEND in the
resume path. Add a flag to force the reenabling in the resume code.

Tested-and-acked-by: Ian Campbell <Ian.Campbell@eu.citrix.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
This commit is contained in:
Thomas Gleixner
2011-02-04 13:19:20 +01:00
parent 100b33c8bd
commit dc5f219e88
3 changed files with 12 additions and 5 deletions
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3
include/linux/interrupt.h
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@@ -55,7 +55,7 @@
* Used by threaded interrupts which need to keep the
* irq line disabled until the threaded handler has been run.
* IRQF_NO_SUSPEND - Do not disable this IRQ during suspend
*
* IRQF_FORCE_RESUME - Force enable it on resume even if IRQF_NO_SUSPEND is set
*/
#define IRQF_DISABLED 0x00000020
#define IRQF_SAMPLE_RANDOM 0x00000040
@@ -67,6 +67,7 @@
#define IRQF_IRQPOLL 0x00001000
#define IRQF_ONESHOT 0x00002000
#define IRQF_NO_SUSPEND 0x00004000
#define IRQF_FORCE_RESUME 0x00008000
#define IRQF_TIMER (__IRQF_TIMER | IRQF_NO_SUSPEND)