Re: [PATCH] fat: Support fallocate on fat.

OGAWA Hirofumi
2012-07-12T10:13:52Z

>> I guess, if Windows truncates the above clusters than file size, it may
>> be prefer to truncate on linux too. We really need it over umount?
>> We never know the file whether corrupted or preallocated.
>>
>> And at least for now, it would be better to put under CONFIG_FAT_FALLOC
>> or such, and warn it as unofficial way to preallocation on the
>> explanation of CONFIG_FAT_FALLOC.
>>
>> Sorry, I'm still not reviewing the detail of code yet, like locking. And
>> I'm still not convinced whether we should add this hack (unofficial way)...
> Hi OGAWA.
> Sorry for late response.
> Currently I am looking for best solution for fallocate support.
> next patch will be upated like the following.
> 1. There is no security bug.
> 2. Fix issue takes long time while preallocating.
> 3. No compatibility issue.
> Let' discuss after seeing next version's patch again.

Sure, thanks.