tree ebd4358e5fdf9561a42c8cec11a6f3b994646948
parent 1ee54b099acecb928bc76ea4beca668697b4a4d0
author Fabian Frederick <fabf@skynet.be> 1418432272 -0800
committer Linus Torvalds <torvalds@linux-foundation.org> 1418503371 -0800

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>