On Sat, Oct 18, 2014 at 8:35 AM, Linus Torvalds
<torva...@linux-foundation.org> wrote:
>
> Look around for AIO. Look around for the loop driver. Look around for
> a number of things that do "fget()" and that you completely ignored.
.. actually, there are more instances of "get_file()" than of
"fget()", the aio one just happened to be the latter form. Lots and
lots of ways to get ahold of a file descriptor that keeps it open past
the "last close".
Linus
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