On Fri, 28 Feb 2014, Eric Sandeen wrote:
> Date: Fri, 28 Feb 2014 10:40:59 -0600
> From: Eric Sandeen <sandeen@xxxxxxxxxxx>
> To: Lukas Czerner <lczerner@xxxxxxxxxx>, linux-ext4@xxxxxxxxxxxxxxx
> Cc: linux-fsdevel@xxxxxxxxxxxxxxx, xfs@xxxxxxxxxxx
> Subject: Re: [PATCH 1/8] xfstests: Create single function for testing xfs_io
> commands
>
> On 2/28/14, 10:10 AM, Lukas Czerner wrote:
> > Currently there are several function testing various xfs_io commands.
> > This commit creates _require_xfs_io_command() to test any xfs_command.
> >
> > Signed-off-by: Lukas Czerner <lczerner@xxxxxxxxxx>
>
> Nice,
>
> So to be clear, is the difference here that the explicitly listed commands
> also ensure that the running kernel supports it, whereas the default simply
> makes sure that xfs_io accepts it? I suppose it's self-explanatory.
The only command where we only tested xfs_io support was zero. Now
we test both xfs_io and kernel support with every command.
>
> Looks good to me,
>
> Reviewed-by: Eric Sandeen <sandeen@xxxxxxxxxx>
Thanks!
-Lukas
>
>
>
> > ---
> > common/rc | 72 +++++++++++++++++++++++++++++++++------------------------------
> > 1 file changed, 38 insertions(+), 34 deletions(-)
> >
> > diff --git a/common/rc b/common/rc
> > index f2c3c3a..7f530d0 100644
> > --- a/common/rc
> > +++ b/common/rc
> > @@ -1296,12 +1296,43 @@ _user_do()
> > fi
> > }
> >
> > +_require_xfs_io_command()
> > +{
> > + if [ $# -ne 1 ]
> > + then
> > + echo "Usage: _require_xfs_io_command command" 1>&2
> > + exit 1
> > + fi
> > + command=$1
> > +
> > + testfile=$TEST_DIR/$$.xfs_io
> > + case $command in
> > + "falloc" )
> > + testio=`$XFS_IO_PROG -F -f -c "falloc 0 1m" $testfile 2>&1`
> > + ;;
> > + "fpunch" | "fcollapse" | "zero" )
> > + testio=`$XFS_IO_PROG -F -f -c "pwrite 0 20k" -c "fsync" \
> > + -c "$command 4k 8k" $testfile 2>&1`
> > + ;;
> > + "fiemap")
> > + testio=`$XFS_IO_PROG -F -f -c "pwrite 0 20k" -c "fsync" \
> > + -c "fiemap -v" $testfile 2>&1`
> > + ;;
> > + *)
> > + testio=`$XFS_IO_PROG -c "$command help" 2>&1`
> > + esac
> > +
> > + rm -f $testfile 2>&1 > /dev/null
> > + echo $testio | grep -q "not found" && \
> > + _notrun "xfs_io $command support is missing"
> > + echo $testio | grep -q "Operation not supported" && \
> > + _notrun "xfs_io $command failed (old kernel/wrong fs?)"
> > +}
> > +
> > # check that xfs_io, kernel, and filesystem all support zero
> > _require_xfs_io_zero()
> > {
> > - testio=`$XFS_IO_PROG -c "zero help" 2>&1`
> > - echo $testio | grep -q 'command "zero" not found' && \
> > - _notrun "zero command not supported"
> > + _require_xfs_io_command "zero"
> > }
>
> Nice, so now this actually *does* test the 2nd and 3rd items. :)
>
> > # check that xfs_io, glibc, kernel, and filesystem all (!) support
> > @@ -1309,54 +1340,27 @@ _require_xfs_io_zero()
> > #
> > _require_xfs_io_falloc()
> > {
> > - testfile=$TEST_DIR/$$.falloc
> > - testio=`$XFS_IO_PROG -F -f -c "falloc 0 1m" $testfile 2>&1`
> > - rm -f $testfile 2>&1 > /dev/null
> > - echo $testio | grep -q "not found" && \
> > - _notrun "xfs_io fallocate support is missing"
> > - echo $testio | grep -q "Operation not supported" && \
> > - _notrun "xfs_io fallocate command failed (old kernel/wrong fs?)"
> > + _require_xfs_io_command "falloc"
> > }
> >
> > # check that xfs_io, kernel and filesystem all support fallocate with hole
> > # punching
> > _require_xfs_io_falloc_punch()
> > {
> > - testfile=$TEST_DIR/$$.falloc
> > - testio=`$XFS_IO_PROG -F -f -c "pwrite 0 20k" -c "fsync" \
> > - -c "fpunch 4k 8k" $testfile 2>&1`
> > - rm -f $testfile 2>&1 > /dev/null
> > - echo $testio | grep -q "not found" && \
> > - _notrun "xfs_io fallocate punch support is missing"
> > - echo $testio | grep -q "Operation not supported" && \
> > - _notrun "xfs_io fallocate punch command failed (no fs support?)"
> > + _require_xfs_io_command "fpunch"
> > }
> >
> > # check that xfs_io, kernel and filesystem all support fallocate with collapse
> > # range
> > _require_xfs_io_falloc_collapse()
> > {
> > - testfile=$TEST_DIR/$$.falloc
> > - testio=`$XFS_IO_PROG -f -c "pwrite 0 20k" -c "fsync" \
> > - -c "fcollapse 4k 8k" $testfile 2>&1`
> > - rm -f $testfile 2>&1 > /dev/null
> > - echo $testio | grep -q "not found" && \
> > - _notrun "xfs_io fallocate collapse range support is missing"
> > - echo $testio | grep -q "Operation not supported" && \
> > - _notrun "xfs_io fallocate collapse range failed (no fs support?)"
> > + _require_xfs_io_command "fcollapse"
> > }
> >
> > # check that xfs_io, kernel and filesystem support fiemap
> > _require_xfs_io_fiemap()
> > {
> > - testfile=$TEST_DIR/$$.fiemap
> > - testio=`$XFS_IO_PROG -F -f -c "pwrite 0 20k" -c "fsync" \
> > - -c "fiemap -v" $testfile 2>&1`
> > - rm -f $testfile 2>&1 > /dev/null
> > - echo $testio | grep -q "not found" && \
> > - _notrun "xfs_io fiemap support is missing"
> > - echo $testio | grep -q "Operation not supported" && \
> > - _notrun "xfs_io fiemap command failed (no fs support?)"
> > + _require_xfs_io_command "fiemap"
> > }
> >
> > # Check that a fs has enough free space (in 1024b blocks)
> >
>
>
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