Re: [PATCH] block: fix a crash in do_task_dead()

[Hugh Dickins]

On Wed, 3 Jul 2019, Oleg Nesterov wrote:
> On 07/02, Andrew Morton wrote:
> > On Mon, 1 Jul 2019 08:22:32 -0600 Jens Axboe <axboe@xxxxxxxxx> wrote:
> > 
> > > Andrew, can you queue Oleg's patch for 5.2? You can also add my:
> > > 
> > > Reviewed-by: Jens Axboe <axboe@xxxxxxxxx>
> > 
> > Sure.  Although things are a bit of a mess.  Oleg, can we please have a
> > clean resend with signoffs and acks, etc?
> 
> OK, will do tomorrow. This cleanup can be improved, we can avoid get/put_task_struct
> altogether, but need to recheck.

Thank you, Oleg. But, with respect, I'd caution against making it cleverer
at the last minute: what you posted already is understandable, works, has
Jen's Reviewed-by and my Acked-by: it just lacks a description and signoff.

Hugh