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[PATCH 4/6] xfs: remove XBF_WRITE flag wrapper macros

To: xfs@xxxxxxxxxxx
Subject: [PATCH 4/6] xfs: remove XBF_WRITE flag wrapper macros
From: Dave Chinner <david@xxxxxxxxxxxxx>
Date: Fri, 5 Feb 2016 11:38:01 +1100
Delivered-to: xfs@xxxxxxxxxxx
In-reply-to: <1454632683-20543-1-git-send-email-david@xxxxxxxxxxxxx>
References: <1454632683-20543-1-git-send-email-david@xxxxxxxxxxxxx>
From: Dave Chinner <dchinner@xxxxxxxxxx>

They only set/clear/check a flag, no need for obfuscating this
with a macro.

Signed-off-by: Dave Chinner <dchinner@xxxxxxxxxx>
---
 fs/xfs/xfs_buf.h         | 4 ----
 fs/xfs/xfs_log.c         | 8 +++-----
 fs/xfs/xfs_log_recover.c | 2 +-
 3 files changed, 4 insertions(+), 10 deletions(-)

diff --git a/fs/xfs/xfs_buf.h b/fs/xfs/xfs_buf.h
index 329e612..a118962 100644
--- a/fs/xfs/xfs_buf.h
+++ b/fs/xfs/xfs_buf.h
@@ -321,10 +321,6 @@ void xfs_buf_stale(struct xfs_buf *bp);
 #define XFS_BUF_UNSTALE(bp)    ((bp)->b_flags &= ~XBF_STALE)
 #define XFS_BUF_ISSTALE(bp)    ((bp)->b_flags & XBF_STALE)
 
-#define XFS_BUF_WRITE(bp)      ((bp)->b_flags |= XBF_WRITE)
-#define XFS_BUF_UNWRITE(bp)    ((bp)->b_flags &= ~XBF_WRITE)
-#define XFS_BUF_ISWRITE(bp)    ((bp)->b_flags & XBF_WRITE)
-
 /*
  * These macros use the IO block map rather than b_bn. b_bn is now really
  * just for the buffer cache index for cached buffers. As IO does not use b_bn
diff --git a/fs/xfs/xfs_log.c b/fs/xfs/xfs_log.c
index 19db3da..edf20b2 100644
--- a/fs/xfs/xfs_log.c
+++ b/fs/xfs/xfs_log.c
@@ -1865,7 +1865,7 @@ xlog_sync(
        bp->b_io_length = BTOBB(count);
        bp->b_fspriv = iclog;
        XFS_BUF_ZEROFLAGS(bp);
-       bp->b_flags |= (XBF_ASYNC | XBF_SYNCIO);
+       bp->b_flags |= (XBF_ASYNC | XBF_SYNCIO | XBF_WRITE);
 
        if (log->l_mp->m_flags & XFS_MOUNT_BARRIER) {
                bp->b_flags |= XBF_FUA;
@@ -1892,12 +1892,11 @@ xlog_sync(
 
        /* account for log which doesn't start at block #0 */
        XFS_BUF_SET_ADDR(bp, XFS_BUF_ADDR(bp) + log->l_logBBstart);
+
        /*
         * Don't call xfs_bwrite here. We do log-syncs even when the filesystem
         * is shutting down.
         */
-       XFS_BUF_WRITE(bp);
-
        error = xlog_bdstrat(bp);
        if (error) {
                xfs_buf_ioerror_alert(bp, "xlog_sync");
@@ -1910,7 +1909,7 @@ xlog_sync(
                                (char *)&iclog->ic_header + count, split);
                bp->b_fspriv = iclog;
                XFS_BUF_ZEROFLAGS(bp);
-               bp->b_flags |= (XBF_ASYNC | XBF_SYNCIO);
+               bp->b_flags |= (XBF_ASYNC | XBF_SYNCIO | XBF_WRITE);
                if (log->l_mp->m_flags & XFS_MOUNT_BARRIER)
                        bp->b_flags |= XBF_FUA;
 
@@ -1919,7 +1918,6 @@ xlog_sync(
 
                /* account for internal log which doesn't start at block #0 */
                XFS_BUF_SET_ADDR(bp, XFS_BUF_ADDR(bp) + log->l_logBBstart);
-               XFS_BUF_WRITE(bp);
                error = xlog_bdstrat(bp);
                if (error) {
                        xfs_buf_ioerror_alert(bp, "xlog_sync (split)");
diff --git a/fs/xfs/xfs_log_recover.c b/fs/xfs/xfs_log_recover.c
index 81c525a..68406fd 100644
--- a/fs/xfs/xfs_log_recover.c
+++ b/fs/xfs/xfs_log_recover.c
@@ -4927,7 +4927,7 @@ xlog_do_recover(
         */
        bp = xfs_getsb(log->l_mp, 0);
        bp->b_flags &= ~(XBF_DONE | XBF_ASYNC);
-       ASSERT(!(XFS_BUF_ISWRITE(bp)));
+       ASSERT(!(bp->b_flags & XBF_WRITE));
        bp->b_flags |= XBF_READ;
        bp->b_ops = &xfs_sb_buf_ops;
 
-- 
2.5.0

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