Re: [PATCH -mm][AIO] AIO completion signal notification fixes and cleanups

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Tue, 6 Feb 2007 14:05:39 +0300 Oleg Nesterov <[email protected]> wrote:

> On 02/06, S?bastien Dugu? wrote:
> > 
> > @@ -970,8 +969,14 @@ static long aio_setup_sigevent(struct ai
> >  	rcu_read_lock();
> >  	target = sigevent_find_task(&event);
> >  
> > -	if (unlikely(!target))
> > +	if (unlikely(!target)) {
> > +		/*
> > +		 * Revert notify to SIGEV_NONE so that really_put_req()
> > +		 * knows that no ref has been taken on a task.
> > +		 */
> > +		notify->notify = SIGEV_NONE;
> >  		goto out_unlock;
> > +	}
> 
> Very minor nit, feel free to ignore.
> 
> Isn't it better to move "notify->* = event.*;" down, when we know that
> target != NULL. Imho, a bit easier to follow. This way we don't need to
> reset notify->notify = SIGEV_NONE.
> 
> aio_setup_sigevent() relies on the fact that ->notify = SIGEV_NONE on
> entry anyway.

  Yep, right, it will make things cleaner.

  Thanks,

  Sébastien.
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to [email protected]
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

[Index of Archives]     [Kernel Newbies]     [Netfilter]     [Bugtraq]     [Photo]     [Stuff]     [Gimp]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Video 4 Linux]     [Linux for the blind]     [Linux Resources]
  Powered by Linux