ext4: do not send discards as barriers
authorChristoph Hellwig <hch@infradead.org>
Wed, 18 Aug 2010 09:29:18 +0000 (05:29 -0400)
committerJens Axboe <jaxboe@fusionio.com>
Fri, 10 Sep 2010 10:35:39 +0000 (12:35 +0200)
commit61002f7db33c7d064cddcdab680fb750fa43d8fd
treea9a4a9f6288478cc91934b0784e31649faaa8efb
parent9c35575bbe6b1dd4914a5323c8df8b3159edcc75
ext4: do not send discards as barriers

ext4 already uses synchronous discards, no need to add I/O barriers.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Jens Axboe <jaxboe@fusionio.com>
fs/ext4/mballoc.c