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authorEric Sandeen <sandeen@redhat.com>2008-07-11 19:27:31 -0400
committerTheodore Ts'o <tytso@mit.edu>2008-07-11 19:27:31 -0400
commitd755fb384250d6bd7fd18a0930e71965acc8e72e (patch)
tree7913bce90918cd26c8a5fe05f6c8943828e333bb /drivers/net
parent654b4908bc17a6318d18f3036fecc5155de92f55 (diff)
ext4: call blkdev_issue_flush on fsync
To ensure that bits are truly on-disk after an fsync, we should call blkdev_issue_flush if barriers are supported. Inspired by an old thread on barriers, by reiserfs & xfs which do the same, and by a patch SuSE ships with their kernel Signed-off-by: Eric Sandeen <sandeen@redhat.com> Signed-off-by: Mingming Cao <cmm@us.ibm.com> Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
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