On Wed, Nov 2, 2011 at 15:46, Karel Zak <k...@redhat.com> wrote:
> On Wed, Nov 02, 2011 at 03:39:37PM +0100, Kay Sievers wrote:
>> > Unfortunately major(s.st_rdev) is probably useless, try to mount any
>> > btrfs device :-)
>>
>> Yeah, it was about fsck only, not mount. :)
>
> Hmm... I'm talking about fsck, try to mount btrfs and check major(st.st_dev)
> for the mountpoint.
It should be 0, yeah. It's a feature, and I think that it is the right
behavior for btrfs.
I meant, can't fsck skip all devices with a major == 0?
>> > BTW, in systemd/src/fsck.c I see:
>> >
>> > /* Virtual root devices don't need an fsck */
>> > if (major(st.st_dev) == 0)
>> > return 0;
>> >
>> > it means that btrfs root will be interpreted as a virtual device :-)
>>
>> Oh, why do we run into the issues with tmpfs then?
>
> This code is used for system root ("/").
Yeah, makes sense. The question is if we can't do that for everything?
Kay
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