Re: [ANNOUNCE] v4.11.5-rt1
From: Steven Rostedt
Date: Mon Jun 19 2017 - 10:41:44 EST
On Mon, 19 Jun 2017 16:13:41 +0200
Sebastian Andrzej Siewior <bigeasy@xxxxxxxxxxxxx> wrote:
> > Hmm, it shouldn't affect futexes, as it's only called by rtmutex when
> > waiter->savestate is true. And that should always be false for futex.
> you still have sleeping locks like the hb-lock (which might matter in
> case the task blocks on the lock and does not continue for some reason).
But then I'd expect this to be an issue with any spinlock in the kernel.