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| author | Brian Foster <bfoster@redhat.com> | 2015-10-12 05:02:08 (GMT) |
|---|---|---|
| committer | Dave Chinner <david@fromorbit.com> | 2015-10-12 05:02:08 (GMT) |
| commit | 0a50f162af6ddc2db02c9edc5bbb823c336100a4 (patch) | |
| tree | e4d40edf5a5dd7386e7f736b9300fa216565a502 /fs/xfs/xfs_file.c | |
| parent | 3136e8bb3054d3bb68942f8f1ee6c26c05f798b0 (diff) | |
| download | linux-0a50f162af6ddc2db02c9edc5bbb823c336100a4.tar.xz | |
xfs: add an xfs_zero_eof() tracepoint
Add a tracepoint in xfs_zero_eof() to facilitate tracking and debugging
EOF zeroing events. This has proven useful in the context of other
direct I/O tracepoints to ensure EOF zeroing occurs within appropriate
file ranges.
Signed-off-by: Brian Foster <bfoster@redhat.com>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Signed-off-by: Dave Chinner <david@fromorbit.com>
Diffstat (limited to 'fs/xfs/xfs_file.c')
| -rw-r--r-- | fs/xfs/xfs_file.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/xfs/xfs_file.c b/fs/xfs/xfs_file.c index 347b3e0..541dcfb 100644 --- a/fs/xfs/xfs_file.c +++ b/fs/xfs/xfs_file.c @@ -482,6 +482,8 @@ xfs_zero_eof( ASSERT(xfs_isilocked(ip, XFS_IOLOCK_EXCL)); ASSERT(offset > isize); + trace_xfs_zero_eof(ip, isize, offset - isize); + /* * First handle zeroing the block on which isize resides. * |