On Wed, Nov 23, 2011 at 9:59 PM, KOSAKI Motohiro
<kosaki.motohiro@xxxxxxxxxxxxxx> wrote:
>> +
>> + goto unlock;
>> +
>> +undo:
>> + while (index > start) {
>> + shmem_truncate_page(inode, index);
>> + index--;
>
> Hmmm...
> seems too aggressive truncate if the file has pages before starting fallocate.
> but I have no idea to make better undo. ;)
Why do we need to undo anyway?
Pekka
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