xfs: add tracepoints and error injection for deferred extent freeing

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Add a couple of tracepoints for the deferred extent free operation and
a site for injecting errors while finishing the operation.  This makes
it easier to debug deferred ops and test log redo.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Signed-off-by: Dave Chinner <david@fromorbit.com>

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Darrick J. Wong 2016-08-03 11:26:33 +10:00 • committed by Dave Chinner

parent dc42375d5f

commit ba9e780246

4 changed files with 16 additions and 2 deletions

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7

fs/xfs/libxfs/xfs_alloc.c

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2

fs/xfs/libxfs/xfs_bmap.c

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4

fs/xfs/xfs_error.h

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5

fs/xfs/xfs_trace.h

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