Re: [PATCH]locking:mutex Print warning if trylock in irq context

From: gaurav jindal
Date: Fri Dec 22 2017 - 16:08:59 EST


On Fri, Dec 22, 2017 at 09:51:09PM +0100, Peter Zijlstra wrote:
> On Sat, Dec 23, 2017 at 02:15:19AM +0530, gaurav jindal wrote:
> > Since mutex_trylock must not be called from interrupt context, a robustness
> > can be added to this function by throwing a warning if it is called in
> > interrupt context.
> > It would help to make debugging easier in case of undesired calling of this
> > function.
>
> Or you run with lockdep enabled and not make this thing slower for
> everybody.
Got the point. thanks for making it clear and consideration.