From: Rebecca Schultz Zavin <rebecca@android.com>
Date: Fri, 13 Dec 2013 22:24:14 +0000 (-0800)
Subject: gpu: ion: Fix lockdep issue in ion_page_pool
X-Git-Tag: v3.14-rc1~150^2~437
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=efee5a0c62d827c0eca7044c2d14dd3324b325aa;p=pandora-kernel.git

gpu: ion: Fix lockdep issue in ion_page_pool

Currently the mutex is held while kmalloc is called, under a low memory
condition this might trigger the shrinker which also takes this mutex.
Refactor so the mutex is not held during allocation.

Signed-off-by: Rebecca Schultz Zavin <rebecca@android.com>
[jstultz: modified patch to apply to staging directory]
Signed-off-by: John Stultz <john.stultz@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

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