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authorDave Chinner <dchinner@redhat.com>2018-11-19 13:31:07 -0800
committerDarrick J. Wong <darrick.wong@oracle.com>2018-11-20 10:35:05 -0800
commitd61fa8cbf3da85ffca6620f261354941c126ee23 (patch)
tree14bb18b2ee7e26bc5b85c6b07561a8484da00500
parentda034bcc6aaaf2a6ba6c5b5e63565c5ef4816a0e (diff)
downloadlinux-d61fa8cbf3da85ffca6620f261354941c126ee23.tar.bz2
xfs: uncached buffer tracing needs to print bno
Useless: xfs_buf_get_uncached: dev 253:32 bno 0xffffffffffffffff nblks 0x1 ... xfs_buf_unlock: dev 253:32 bno 0xffffffffffffffff nblks 0x1 ... xfs_buf_submit: dev 253:32 bno 0xffffffffffffffff nblks 0x1 ... xfs_buf_hold: dev 253:32 bno 0xffffffffffffffff nblks 0x1 ... xfs_buf_iowait: dev 253:32 bno 0xffffffffffffffff nblks 0x1 ... xfs_buf_iodone: dev 253:32 bno 0xffffffffffffffff nblks 0x1 ... xfs_buf_iowait_done: dev 253:32 bno 0xffffffffffffffff nblks 0x1 ... xfs_buf_rele: dev 253:32 bno 0xffffffffffffffff nblks 0x1 ... Useful: xfs_buf_get_uncached: dev 253:32 bno 0xffffffffffffffff nblks 0x1 ... xfs_buf_unlock: dev 253:32 bno 0xffffffffffffffff nblks 0x1 ... xfs_buf_submit: dev 253:32 bno 0x200b5 nblks 0x1 ... xfs_buf_hold: dev 253:32 bno 0x200b5 nblks 0x1 ... xfs_buf_iowait: dev 253:32 bno 0x200b5 nblks 0x1 ... xfs_buf_iodone: dev 253:32 bno 0x200b5 nblks 0x1 ... xfs_buf_iowait_done: dev 253:32 bno 0x200b5 nblks 0x1 ... xfs_buf_rele: dev 253:32 bno 0x200b5 nblks 0x1 ... Signed-off-by: Dave Chinner <dchinner@redhat.com> Reviewed-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>
-rw-r--r--fs/xfs/xfs_trace.h5
1 files changed, 4 insertions, 1 deletions
diff --git a/fs/xfs/xfs_trace.h b/fs/xfs/xfs_trace.h
index 3043e5ed6495..8a6532aae779 100644
--- a/fs/xfs/xfs_trace.h
+++ b/fs/xfs/xfs_trace.h
@@ -280,7 +280,10 @@ DECLARE_EVENT_CLASS(xfs_buf_class,
),
TP_fast_assign(
__entry->dev = bp->b_target->bt_dev;
- __entry->bno = bp->b_bn;
+ if (bp->b_bn == XFS_BUF_DADDR_NULL)
+ __entry->bno = bp->b_maps[0].bm_bn;
+ else
+ __entry->bno = bp->b_bn;
__entry->nblks = bp->b_length;
__entry->hold = atomic_read(&bp->b_hold);
__entry->pincount = atomic_read(&bp->b_pin_count);