fsck_y_enable: use -C

[Alexander Leidinger]

Quoting Doug Barton <dougb at FreeBSD.org> (from Mon, 01 Jun 2009  
09:34:57 -0700):

> Andriy Gapon wrote:
>> on 01/06/2009 16:20 Andriy Gapon said the following:
>>> What about the following patch?
>>> I believe that the idea behind fsck_y_enable is to try to make  
>>> unattended systems
>>> with rw filesystems as recoverable as possible at the cost of  
>>> potential damage to
>>> the data. The new "-C" option should not interfere with this goal,  
>>> but should
>>> reduce recovery time, because currently fsck -y checks *all*  
>>> filesystems from
>>> fstab, even those that are ro or clean:
>>>
>>> -C      Check if the “clean” flag is set in the superblock and skip file
>>>         system checks if file system was properly dismounted and marked
>>>         clean.
>>>
>>
>> One potential issue that I've just thought of is that fsck_msdosfs  
>> doesn't seem to
>> support this option (even in a dummy way), so it would be a problem  
>> for those who
>> have msdos filesystems in fstab and also have fsck_y_enable.
>
> I'm a bit concerned that we keep the current option as it is, but I
> would support adding an fsck_y_enable_flags option to allow people to
> pass -C if they are sure it will work in their environment.

What about _flags and also adding a NOP for -C in fsck_msdosfs?

Bye,
Alexander.

-- 
Another dream that failed.  There's nothing sadder.
		-- Kirk, "This side of Paradise", stardate 3417.3

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