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| author | Christoph Hellwig <hch@infradead.org> | 2010-08-18 05:29:11 -0400 |
|---|---|---|
| committer | Jens Axboe <jaxboe@fusionio.com> | 2010-09-10 12:35:38 +0200 |
| commit | 80f6c29d8a758650d5c9eac05074b4b3e8c266df (patch) | |
| tree | a08a3c49536e382a8f3e473c98d08613a0ac82fa /fs/xfs/xfs_log.c | |
| parent | 2cf6d26a354ab6362e301b5a323832b02867df47 (diff) | |
| download | op-kernel-dev-80f6c29d8a758650d5c9eac05074b4b3e8c266df.zip op-kernel-dev-80f6c29d8a758650d5c9eac05074b4b3e8c266df.tar.gz | |
xfs: replace barriers with explicit flush / FUA usage
Switch to the WRITE_FLUSH_FUA flag for log writes and remove the EOPNOTSUPP
detection for barriers.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Jens Axboe <jaxboe@fusionio.com>
Diffstat (limited to 'fs/xfs/xfs_log.c')
| -rw-r--r-- | fs/xfs/xfs_log.c | 13 |
1 files changed, 0 insertions, 13 deletions
diff --git a/fs/xfs/xfs_log.c b/fs/xfs/xfs_log.c index 925d572..430a8fc 100644 --- a/fs/xfs/xfs_log.c +++ b/fs/xfs/xfs_log.c @@ -917,19 +917,6 @@ xlog_iodone(xfs_buf_t *bp) l = iclog->ic_log; /* - * If the _XFS_BARRIER_FAILED flag was set by a lower - * layer, it means the underlying device no longer supports - * barrier I/O. Warn loudly and turn off barriers. - */ - if (bp->b_flags & _XFS_BARRIER_FAILED) { - bp->b_flags &= ~_XFS_BARRIER_FAILED; - l->l_mp->m_flags &= ~XFS_MOUNT_BARRIER; - xfs_fs_cmn_err(CE_WARN, l->l_mp, - "xlog_iodone: Barriers are no longer supported" - " by device. Disabling barriers\n"); - } - - /* * Race to shutdown the filesystem if we see an error. */ if (XFS_TEST_ERROR((XFS_BUF_GETERROR(bp)), l->l_mp, |
