On 5/4/20 1:39 PM, Pavel Begunkov wrote:
> do_splice() is used by io_uring, as will be do_tee(). Move f_mode
> checks from sys_{splice,tee}() to do_{splice,tee}(), so they're
> enforced for io_uring as well.
Applied for 5.7, thanks.
--
Jens Axboe
On Tue, May 05 2020 at 17:00:32 -0500, Clay Harris quoth thus:
> On Wed, May 06 2020 at 00:38:05 +0300, Pavel Begunkov quoth thus:
>
> > On 06/05/2020 00:10, Clay Harris wrote:
> > > On Mon, May 04 2020 at 22:39:35 +0300, Pavel Begunkov quoth thus:
> > >
> > >> do_splice() is used by io_uring,
On 06/05/2020 01:00, Clay Harris wrote:
> On Wed, May 06 2020 at 00:38:05 +0300, Pavel Begunkov quoth thus:
>
>> On 06/05/2020 00:10, Clay Harris wrote:
>>> On Mon, May 04 2020 at 22:39:35 +0300, Pavel Begunkov quoth thus:
>>>
do_splice() is used by io_uring, as will be do_tee(). Move f_mode
On Wed, May 06 2020 at 00:38:05 +0300, Pavel Begunkov quoth thus:
> On 06/05/2020 00:10, Clay Harris wrote:
> > On Mon, May 04 2020 at 22:39:35 +0300, Pavel Begunkov quoth thus:
> >
> >> do_splice() is used by io_uring, as will be do_tee(). Move f_mode
> >> checks from sys_{splice,tee}() to
On 06/05/2020 00:10, Clay Harris wrote:
> On Mon, May 04 2020 at 22:39:35 +0300, Pavel Begunkov quoth thus:
>
>> do_splice() is used by io_uring, as will be do_tee(). Move f_mode
>> checks from sys_{splice,tee}() to do_{splice,tee}(), so they're
>> enforced for io_uring as well.
>
> I'm not
On Mon, May 04 2020 at 22:39:35 +0300, Pavel Begunkov quoth thus:
> do_splice() is used by io_uring, as will be do_tee(). Move f_mode
> checks from sys_{splice,tee}() to do_{splice,tee}(), so they're
> enforced for io_uring as well.
I'm not seeing any check against splicing a pipe to itself in
do_splice() is used by io_uring, as will be do_tee(). Move f_mode
checks from sys_{splice,tee}() to do_{splice,tee}(), so they're
enforced for io_uring as well.
Fixes: 7d67af2c0134 ("io_uring: add splice(2) support")
Reported-by: Jann Horn
Signed-off-by: Pavel Begunkov
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fs/splice.c | 45
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