Re: [PATCH] timer: silenct a lockdep splat with debugobjects

From: Peter Zijlstra
Date: Fri Mar 13 2020 - 17:26:41 EST


On Fri, Mar 13, 2020 at 05:00:41PM -0400, Qian Cai wrote:
> > On Mar 13, 2020, at 4:13 PM, Peter Zijlstra <peterz@xxxxxxxxxxxxx> wrote:

> >
> > Or, fix that random crud to do the wakeup outside of the lock.
>
> That is likely to be difficult until we can find a creative way to not âuglifying" the
> random code by dropping locks in the middle etc just because of debugojects.

https://git.kernel.org/pub/scm/linux/kernel/git/luto/linux.git/log/?h=random/fast

Doesn't look difficult at all.