From: gaurav jindal <gauravjindal1104@gmail.com>
To: Peter Zijlstra <peterz@infradead.org>
Cc: mingo@redhat.com, linux-kernel@vger.kernel.org
Subject: Re: [PATCH]locking:mutex Print warning if trylock in irq context
Date: Sat, 23 Dec 2017 02:38:48 +0530 [thread overview]
Message-ID: <20171222210848.GA12389@gaurav.jindal> (raw)
In-Reply-To: <20171222205109.fjlmvwwmpqgzuqw7@hirez.programming.kicks-ass.net>
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.
prev parent reply other threads:[~2017-12-22 21:08 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-12-22 20:45 gaurav jindal
2017-12-22 20:51 ` Peter Zijlstra
2017-12-22 21:08 ` gaurav jindal [this message]
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