On Tue, Feb 09, 2016 at 07:15:47PM +1100, Dave Chinner wrote:
> On Mon, Feb 08, 2016 at 05:13:42PM -0800, Darrick J. Wong wrote:
> > Signed-off-by: Darrick J. Wong <darrick.wong@xxxxxxxxxx>
> > +
> > +_cleanup()
> > +{
> > + cd /
> > + echo $old_cow_lifetime > /proc/sys/fs/xfs/speculative_cow_prealloc_lifetime
> > + #rm -rf "$tmp".* "$testdir"
>
> uncomment.
>
> > +echo "CoW and leave leftovers"
> > +echo $old_cow_lifetime > /proc/sys/fs/xfs/speculative_cow_prealloc_lifetime
> > +seq 2 2 $((nr - 1)) | while read f; do
> > + "$XFS_IO_PROG" -f -c "pwrite -S 0x63 $((blksz * f)) 1" "$testdir/file2" >> "$seqres.full"
> > + "$XFS_IO_PROG" -f -c "pwrite -S 0x63 $((blksz * f)) 1" "$testdir/file2.chk" >> "$seqres.full"
> > +done
>
> Ok, I just realised what was bugging me about these loops: "f" is
> not a typical loop iterator for a count. Normally we'd use "i" for
> these....
>
> > +echo "old extents: $old_extents" >> "$seqres.full"
> > +echo "new extents: $new_extents" >> "$seqres.full"
> > +echo "maximum extents: $internal_blks" >> "$seqres.full"
> > +test $new_extents -lt $((internal_blks / 7)) || _fail "file2 badly fragmented"
>
> I wouldn't use _fail like this, echo is sufficient to cause the test
> to fail.
Ok, fixed.
--D
> > +echo "Check for damage"
> > +umount "$SCRATCH_MNT"
> > +
> > +# success, all done
> > +status=0
> > +exit
>
> As would getting rid of the unmount and just setting status
> appropriately...
>
> /repeat
>
> -Dave.
> --
> Dave Chinner
> david@xxxxxxxxxxxxx
>
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