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| author | Dave Chinner <david@fromorbit.com> | 2016-12-09 08:56:26 +0300 |
|---|---|---|
| committer | Dave Chinner <david@fromorbit.com> | 2016-12-09 08:56:26 +0300 |
| commit | 9807b773dad4555665931d57065d7f8adab58e0f (patch) | |
| tree | 1475442200af6def0e03a792311dff151ef9f331 /fs/xfs/xfs_log.c | |
| parent | a444d72e609062a040ed95a50e8fccfa1d58281b (diff) | |
| parent | 9875258ca7ab238a08bb9ad17e0c9b9984eac7df (diff) | |
| download | linux-9807b773dad4555665931d57065d7f8adab58e0f.tar.xz | |
Merge branch 'xfs-4.10-misc-fixes-4' into for-next
Diffstat (limited to 'fs/xfs/xfs_log.c')
| -rw-r--r-- | fs/xfs/xfs_log.c | 39 |
1 files changed, 16 insertions, 23 deletions
diff --git a/fs/xfs/xfs_log.c b/fs/xfs/xfs_log.c index 3ebe444eb60f..c39ac14ff540 100644 --- a/fs/xfs/xfs_log.c +++ b/fs/xfs/xfs_log.c @@ -1862,26 +1862,21 @@ xlog_sync( bp->b_io_length = BTOBB(count); bp->b_fspriv = iclog; - bp->b_flags &= ~(XBF_FUA | XBF_FLUSH); - bp->b_flags |= (XBF_ASYNC | XBF_SYNCIO | XBF_WRITE); + bp->b_flags &= ~XBF_FLUSH; + bp->b_flags |= (XBF_ASYNC | XBF_SYNCIO | XBF_WRITE | XBF_FUA); - if (log->l_mp->m_flags & XFS_MOUNT_BARRIER) { - bp->b_flags |= XBF_FUA; - - /* - * Flush the data device before flushing the log to make - * sure all meta data written back from the AIL actually made - * it to disk before stamping the new log tail LSN into the - * log buffer. For an external log we need to issue the - * flush explicitly, and unfortunately synchronously here; - * for an internal log we can simply use the block layer - * state machine for preflushes. - */ - if (log->l_mp->m_logdev_targp != log->l_mp->m_ddev_targp) - xfs_blkdev_issue_flush(log->l_mp->m_ddev_targp); - else - bp->b_flags |= XBF_FLUSH; - } + /* + * Flush the data device before flushing the log to make sure all meta + * data written back from the AIL actually made it to disk before + * stamping the new log tail LSN into the log buffer. For an external + * log we need to issue the flush explicitly, and unfortunately + * synchronously here; for an internal log we can simply use the block + * layer state machine for preflushes. + */ + if (log->l_mp->m_logdev_targp != log->l_mp->m_ddev_targp) + xfs_blkdev_issue_flush(log->l_mp->m_ddev_targp); + else + bp->b_flags |= XBF_FLUSH; ASSERT(XFS_BUF_ADDR(bp) <= log->l_logBBsize-1); ASSERT(XFS_BUF_ADDR(bp) + BTOBB(count) <= log->l_logBBsize); @@ -1906,10 +1901,8 @@ xlog_sync( xfs_buf_associate_memory(bp, (char *)&iclog->ic_header + count, split); bp->b_fspriv = iclog; - bp->b_flags &= ~(XBF_FUA | XBF_FLUSH); - bp->b_flags |= (XBF_ASYNC | XBF_SYNCIO | XBF_WRITE); - if (log->l_mp->m_flags & XFS_MOUNT_BARRIER) - bp->b_flags |= XBF_FUA; + bp->b_flags &= ~XBF_FLUSH; + bp->b_flags |= (XBF_ASYNC | XBF_SYNCIO | XBF_WRITE | XBF_FUA); ASSERT(XFS_BUF_ADDR(bp) <= log->l_logBBsize-1); ASSERT(XFS_BUF_ADDR(bp) + BTOBB(count) <= log->l_logBBsize); |