From e3e02ded3bc4c6b37b1d2669714abdb12f0e2868 Mon Sep 17 00:00:00 2001 From: Thomas Gleixner Date: Fri, 24 Jul 2009 12:58:11 +0200 Subject: [PATCH] genirq: Introduce IRQF_NODELAY to disable forced threading for an irq commit 73a269a0cfccbb16c4926ec9f8f6414177424596 in tip. Add the IRQF_NODELAY flag and implicitely mark all timer interrupts IRQF_NODELAY by redefining IRQF_TIMER. [PG: bounce NODELAY up one bit since ONESHOT took old value] Signed-off-by: Thomas Gleixner Signed-off-by: Paul Gortmaker --- include/linux/interrupt.h | 6 +++++- 1 files changed, 5 insertions(+), 1 deletions(-) diff --git a/include/linux/interrupt.h b/include/linux/interrupt.h index 7b43e10..54c9394 100644 --- a/include/linux/interrupt.h +++ b/include/linux/interrupt.h @@ -52,16 +52,20 @@ * IRQF_ONESHOT - Interrupt is not reenabled after the hardirq handler finished. * Used by threaded interrupts which need to keep the * irq line disabled until the threaded handler has been run. + * IRQF_NODELAY - Interrupt is not force threaded on -rt */ #define IRQF_DISABLED 0x00000020 #define IRQF_SAMPLE_RANDOM 0x00000040 #define IRQF_SHARED 0x00000080 #define IRQF_PROBE_SHARED 0x00000100 -#define IRQF_TIMER 0x00000200 +#define __IRQF_TIMER 0x00000200 #define IRQF_PERCPU 0x00000400 #define IRQF_NOBALANCING 0x00000800 #define IRQF_IRQPOLL 0x00001000 #define IRQF_ONESHOT 0x00002000 +#define IRQF_NODELAY 0x00004000 + +#define IRQF_TIMER (__IRQF_TIMER | IRQF_NODELAY) /* * Bits used by threaded handlers: -- 1.7.0.4