Re: [BUG] Potential deadlock in the block layer
From: Thomas Gleixner
Date: Thu Feb 16 2017 - 09:35:28 EST
On Mon, 13 Feb 2017, Jens Axboe wrote:
> On 02/13/2017 07:14 AM, Thomas Gleixner wrote:
> > Gabriel reported the lockdep splat below while investigating something
> > different.
> > Explanation for the splat is in the function comment above
> > del_timer_sync().
> > I can reproduce it as well and it's clearly broken.
> Agree, the disable logic is broken. The below isn't super pretty, but it
> should do the trick for 4.10.
Cures the splat. Is that a new 4.10 'feature'? That wbt stuff has been
merged a few releases ago.