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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>
This commit is contained in:
Christoph Hellwig 2020-03-12 16:52:49 -07:00 committed by Darrick J. Wong
parent c4aa10d041
commit b941c71947
1 changed files with 2 additions and 1 deletions
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3
fs/xfs/xfs_log_priv.h
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@ -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