On Mon, May 21, 2007 at 09:07:08PM -0700, Andrew Morton wrote:
> On Mon, 21 May 2007 18:00:21 -0500 Michael Halcrow <mhalcrow@xxxxxxxxxx> wrote:
>
> > Delay writing 0's out in eCryptfs after a seek past the end of the
> > file until data is actually written.
>
> a) why?
http://www.opengroup.org/onlinepubs/009695399/functions/lseek.html
``The lseek() function shall not, by itself, extend the size of a
file.''
> b) what is the impact upon a user of them not having this patch?
Applications that lseek() past the end of the file without writing
will experience unexpected behavior.