From: Fabian Frederick <fabf@skynet.be>
Date: Sat, 13 Dec 2014 00:57:52 +0000 (-0800)
Subject: fs/affs/file.c: add support to O_DIRECT
X-Git-Tag: omap-for-v3.19/fixes-rc1~100^2~21
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=9abb408307008a19be5719bbf1d069bb3ed7aa60;p=pandora-kernel.git

fs/affs/file.c: add support to O_DIRECT

Based on ext2_direct_IO

Tested with O_DIRECT file open and sysbench/mariadb with 1% written
queries improvement (update_non_index test) on a volume created with
mkaffs.

Signed-off-by: Fabian Frederick <fabf@skynet.be>
Cc: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

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