Il 29/12/2010 07:46, Andreas Dilger ha scritto:
quoted text
> On 2010-12-28, at 09:06, Marco Stornelli wrote:
>> it seems that ext4/btrfs code for fallocate doesn't check for
>> immutable/append inode flag.
> 
> fallocate() probably shouldn't be allowed for immutable files, but it makes a lot of sense to call fallocate() on append-only files to avoid fragmentation, though it should only be called with the KEEP_SIZE flag.
> 
> Cheers, Andreas
> 

It seems that only ocfs2 does that check, however I think not checking
for immutable flag is an error, for the append case maybe you're right,
doing this operation on append-only files has got sense.

Marco
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