From: Frederic Weisbecker <fweisbec@gmail.com>
Date: Mon, 4 Feb 2013 23:48:46 +0000 (+0100)
Subject: Merge branch 'nohz/printk-v8' into irq/core
X-Git-Tag: v3.9-rc1~174^2~1
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=077931446b85e7858bf9dc0927cd116669b965d2;p=pandora-kernel.git

Merge branch 'nohz/printk-v8' into irq/core

Conflicts:
	kernel/irq_work.c

Add support for printk in full dynticks CPU.

* Don't stop tick with irq works pending. This
fix is generally useful and concerns archs that
can't raise self IPIs.

* Flush irq works before CPU offlining.

* Introduce "lazy" irq works that can wait for the
next tick to be executed, unless it's stopped.

* Implement klogd wake up using irq work. This
removes the ad-hoc printk_tick()/printk_needs_cpu()
hooks and make it working even in dynticks mode.

Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
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077931446b85e7858bf9dc0927cd116669b965d2
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