linux-ext4 - Re: [PATCH] ext4/026: skip test if kernel does not support the ea

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Date:   Mon, 9 Oct 2017 09:00:18 +0300
From:   Amir Goldstein <amir73il@...il.com>
To:     Dave Chinner <david@...morbit.com>
Cc:     "Theodore Ts'o" <tytso@....edu>, fstests <fstests@...r.kernel.org>,
        Ext4 Developers List <linux-ext4@...r.kernel.org>
Subject: Re: [PATCH] ext4/026: skip test if kernel does not support the
 ea_inode feature

On Mon, Oct 9, 2017 at 1:40 AM, Dave Chinner <david@...morbit.com> wrote:
> On Sun, Oct 08, 2017 at 05:51:10PM -0400, Theodore Ts'o wrote:
>> On Mon, Oct 09, 2017 at 08:41:17AM +1100, Dave Chinner wrote:
>> > On Sun, Oct 08, 2017 at 03:23:24PM -0400, Theodore Ts'o wrote:
>> > > Signed-off-by: Theodore Ts'o <tytso@....edu>
>> > > ---
>> > >  tests/ext4/026 | 3 ++-
>> > >  1 file changed, 2 insertions(+), 1 deletion(-)
>> > >
>> > > diff --git a/tests/ext4/026 b/tests/ext4/026
>> > > index 94a737ce..ba77f36e 100755
>> > > --- a/tests/ext4/026
>> > > +++ b/tests/ext4/026
>> > > @@ -53,7 +53,8 @@ _require_attrs
>> > >  _require_ext4_mkfs_feature ea_inode
>> > >
>> > >  _scratch_mkfs_ext4 -O ea_inode >/dev/null 2>&1
>> > > -_scratch_mount
>> > > +_scratch_mount >/dev/null 2>&1 \
>> > > + || _notrun "kernel doesn't support ea_inode feature on $FSTYP"
>> >
>> > Needs to be in a _requires check?
>>
>> There's only one test currently testing ea_inode at the moment, but
>> sure, I can make it into a _requires check.
>
> I note there's a _require_ext4_mkfs_feature check above. Perhaps
> just turn that into a _require_ext4_feature that checks both mkfs
> and whether the kernel supports the functionality? That's typically
> what we've done in the past - one _require rule to check all
> aspects of support needed to use the feature...
>


At the time when I introduced _require_scratch_overlay_feature Eryu
requested that I make it generic , so please hook
_require_scratch_ext4_feature to the generic helper.
Btw there is a cleanup patch factoring out
_require_scratch_overlay_feature helper which has not been merged yet