From 80f6c29d8a758650d5c9eac05074b4b3e8c266df Mon Sep 17 00:00:00 2001 From: Christoph Hellwig Date: Wed, 18 Aug 2010 05:29:11 -0400 Subject: 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 Reviewed-by: Dave Chinner Signed-off-by: Tejun Heo Signed-off-by: Jens Axboe --- fs/xfs/xfs_log.c | 13 ------------- 1 file changed, 13 deletions(-) (limited to 'fs/xfs/xfs_log.c') diff --git a/fs/xfs/xfs_log.c b/fs/xfs/xfs_log.c index 925d572bf0f4..430a8fc02c1f 100644 --- a/fs/xfs/xfs_log.c +++ b/fs/xfs/xfs_log.c @@ -916,19 +916,6 @@ xlog_iodone(xfs_buf_t *bp) aborted = 0; 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. */ -- cgit v1.2.3