From: Sebastian Ott <sebott@linux.vnet.ibm.com>
Date: Wed, 4 Jun 2014 23:07:00 +0000 (-0700)
Subject: mm/mempool: warn about __GFP_ZERO usage
X-Git-Tag: omap-for-v3.16/fixes-against-rc1~56^2~16^2~213
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=8bf8fcb07653fbaea74f96bba1e4ed0f851675ab;p=pandora-kernel.git

mm/mempool: warn about __GFP_ZERO usage

Memory obtained via mempool_alloc is not always zeroed even when
called with __GFP_ZERO. Add a note and VM_BUG_ON statement to make
that clear.

[akpm@linux-foundation.org: use VM_WARN_ON_ONCE]
Signed-off-by: Sebastian Ott <sebott@linux.vnet.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

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