From b941c71947a07b058209bd2acbc295023b148184 Mon Sep 17 00:00:00 2001
From: Christoph Hellwig <hch@lst.de>
Date: Thu, 12 Mar 2020 16:52:49 -0700
Subject: xfs: mark XLOG_FORCED_SHUTDOWN as unlikely

A shutdown log is a slow failure path.  Add an unlikely annotation to
it.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
---
 fs/xfs/xfs_log_priv.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'fs')

diff --git a/fs/xfs/xfs_log_priv.h b/fs/xfs/xfs_log_priv.h
index b192c5a9f9fd..e400170ff4af 100644
--- a/fs/xfs/xfs_log_priv.h
+++ b/fs/xfs/xfs_log_priv.h
@@ -402,7 +402,8 @@ struct xlog {
 #define XLOG_BUF_CANCEL_BUCKET(log, blkno) \
 	((log)->l_buf_cancel_table + ((uint64_t)blkno % XLOG_BC_TABLE_SIZE))
 
-#define XLOG_FORCED_SHUTDOWN(log)	((log)->l_flags & XLOG_IO_ERROR)
+#define XLOG_FORCED_SHUTDOWN(log) \
+	(unlikely((log)->l_flags & XLOG_IO_ERROR))
 
 /* common routines */
 extern int
-- 
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