Jan Kara <[email protected]> writes:
> On Thu 01-11-07 23:22:51, Olaf Dietsche wrote:
>>
>> The bits are stored in a sparse file named /.capabilities in the
>> directory of the mount point, where the corresponding executable
>> lives. The inode number of the file is the index into this file.
> Thanks for explanation. I guess I should warn you a bit :) Quota stores
> it's data (which are in a certain sence filesystem metadata) in regular
> files and believe me it brings some unexpected complexity. Especially
> avoiding deadlocks with journaled filesystems was quite complex for quotas
> (you cannot call filesystem write function when a transaction is already
> started or deadlocks can happen).
Thanks for this hint. I will investigate this, if time permits. To be
honest, I use and test with ext2 exclusively.
> I guess with capabilities you need to write to the file only in some
> special situations but still you could have problems with that.
Regards, Olaf.
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