From: Thomas Gleixner <tglx@linutronix.de>
Date: Fri, 13 Jul 2012 17:29:45 +0000 (+0200)
Subject: genirq: Allow irq chips to mark themself oneshot safe
X-Git-Tag: v3.6-rc2~40^2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=dc9b229a58dc0dfed34272ff26c6d5fd17c674e0;p=pandora-kernel.git

genirq: Allow irq chips to mark themself oneshot safe

Some interrupt chips like MSI are oneshot safe by implementation. For
those interrupts we can avoid the mask/unmask sequence for threaded
interrupt handlers.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Link: http://lkml.kernel.org/r/alpine.LFD.2.02.1207132056540.32033@ionos
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Avi Kivity <avi@redhat.com>
Cc: Marcelo Tosatti <mtosatti@redhat.com>
Cc: Jan Kiszka <jan.kiszka@web.de>
---

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