On Fri, Sep 21, 2012 at 11:47:49AM -0500, Eric Sandeen wrote:
> On 9/21/12 11:38 AM, Ben Myers wrote:
> > Hey Eric,
> >
> > On Wed, Sep 19, 2012 at 05:53:56PM -0500, Eric Sandeen wrote:
> >> More filesystems have grown freeze capability, so rather than
> >> hardcoding several in _supported_fs, make tests 068 and 280
> >> generic and then add a new _require_freeze() which checks whether
> >> the fs under test can be frozen before beginning the test.
> >>
> >> Minor other cleanups to 280:
> >> - remove extra _supported_fs line
> >> - clear $seq.full before beginning
> >>
> >> Signed-off-by: Eric Sandeen <sandeen@xxxxxxxxxx>
> >> ---
> >>
> >> diff --git a/068 b/068
> >> index b595d1d..617420c 100755
> >> --- a/068
> >> +++ b/068
> >> @@ -51,10 +51,11 @@ trap "_cleanup" 0 1 2 3 15
> >> . ./common.filter
> >>
> >> # real QA test starts here
> >> -_supported_fs btrfs ext3 ext4 xfs
> >> +_supported_fs generic
> >> _supported_os Linux IRIX
> >>
> >> _require_scratch
> >> +_require_freeze
> >>
> >> echo "*** init FS"
> >>
> >> diff --git a/280 b/280
> >> index 55849ed..5e26173 100755
> >> --- a/280
> >> +++ b/280
> >> @@ -45,13 +45,15 @@ _cleanup()
> >>
> >> _require_scratch
> >> _require_quota
> >> +_require_freeze
> >>
> >> # real QA test starts here
> >>
> >> # Modify as appropriate.
> >> -_supported_fs generic
> >> _supported_os Linux
> >> -_supported_fs ext3 ext4 xfs
> >> +_supported_fs generic
> >> +
> >> +rm -f $seq.full
> >>
> >> umount $SCRATCH_DEV 2>/dev/null
> >> _scratch_mkfs >> $seq.full 2>&1
> >> diff --git a/common.rc b/common.rc
> >> index 602513a..0e8a306 100644
> >> --- a/common.rc
> >> +++ b/common.rc
> >> @@ -1758,6 +1758,15 @@ _require_btrfs()
> >> [ $? -eq 0 ] || _notrun "$BTRFS_UTIL_PROG too old (must support $cmd)"
> >> }
> >>
> >> +# Does freeze work on this fs?
> >> +_require_freeze()
> >> +{
> >> + xfs_freeze -f "$TEST_DIR" >/dev/null 2>&1
> >> + result=$?
> >> + xfs_freeze -u "$TEST_DIR" >/dev/null 2>&1
> >> + [ $result -eq 0 ] || _notrun "$FSTYP does not support freezing"
> >> +}
> >> +
> >
> > Pretty good idea to generalize _require_freeze. It looks like xfs_freeze is a
> > script that uses xfs_io which uses xfsctl XFS_IOC_FREEZE. So isn't what you
> > have here xfs specific? It wouldn't work for the other filesystems that
> > implement s_op.freeze_fs:
>
> It got elevated to a generic ioctl:
>
> fs/xfs/xfs_fs.h:
> /* XFS_IOC_FREEZE -- FIFREEZE 119 */
> /* XFS_IOC_THAW -- FITHAW 120 */
>
> to:
>
> include/linux/fs.h:
> #define FIFREEZE _IOWR('X', 119, int) /* Freeze */
> #define FITHAW _IOWR('X', 120, int) /* Thaw */
Ah, great. I see it now. It looks like test 119 is also using freeze. Should
that one also _require_freeze?
Reviewed-by: Ben Myers <bpm@xxxxxxx>
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