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authorPeter Zijlstra <peterz@infradead.org>2014-09-06 15:43:02 +0200
committerFrederic Weisbecker <fweisbec@gmail.com>2014-09-13 18:38:07 +0200
commitc5c38ef3d70377dc504a6a3f611a3ec814bc757b (patch)
treea2ff73cef2176bc5a94b7ed4944915102428b52e /arch/metag
parenta80e49e2cc3145af014a8ae44f575829cc236192 (diff)
downloadlinux-c5c38ef3d70377dc504a6a3f611a3ec814bc757b.tar.gz
irq_work: Introduce arch_irq_work_has_interrupt()
The nohz full code needs irq work to trigger its own interrupt so that the subsystem can work even when the tick is stopped. Lets introduce arch_irq_work_has_interrupt() that archs can override to tell about their support for this ability. Signed-off-by: Peter Zijlstra <peterz@infradead.org> Cc: Ingo Molnar <mingo@kernel.org> Cc: Paul E. McKenney <paulmck@linux.vnet.ibm.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
Diffstat (limited to 'arch/metag')
-rw-r--r--arch/metag/include/asm/Kbuild1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/metag/include/asm/Kbuild b/arch/metag/include/asm/Kbuild
index c29ead89a31..7b8111c8f93 100644
--- a/arch/metag/include/asm/Kbuild
+++ b/arch/metag/include/asm/Kbuild
@@ -19,6 +19,7 @@ generic-y += ioctl.h
generic-y += ioctls.h
generic-y += ipcbuf.h
generic-y += irq_regs.h
+generic-y += irq_work.h
generic-y += kdebug.h
generic-y += kmap_types.h
generic-y += kvm_para.h