linux-kernel - Re: [PATCH 1/6] drivers/md/raid5: Use irqsave variant of atomic_dec_and

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Message-ID: <20180718105721.rcd6l7s6l4yfbahg@linutronix.de>
Date:   Wed, 18 Jul 2018 12:57:21 +0200
From:   Sebastian Andrzej Siewior <bigeasy@...utronix.de>
To:     Shaohua Li <shli@...nel.org>
Cc:     linux-kernel@...r.kernel.org, tglx@...utronix.de,
        Peter Zijlstra <peterz@...radead.org>,
        Ingo Molnar <mingo@...nel.org>,
        Anna-Maria Gleixner <anna-maria@...utronix.de>,
        linux-raid@...r.kernel.org
Subject: Re: [PATCH 1/6] drivers/md/raid5: Use irqsave variant of
 atomic_dec_and_lock()

On 2018-07-16 17:37:27 [-0700], Shaohua Li wrote:
> On Mon, Jul 16, 2018 at 02:27:40PM +0200, Sebastian Andrzej Siewior wrote:
> > On 2018-07-03 22:01:36 [+0200], To linux-kernel@...r.kernel.org wrote:
> > > From: Anna-Maria Gleixner <anna-maria@...utronix.de>
> > > 
> > > The irqsave variant of atomic_dec_and_lock handles irqsave/restore when
> > > taking/releasing the spin lock. With this variant the call of
> > > local_irq_save is no longer required.
> > 
> > Shaohua, are you with this?
> 
> Acked-by: Shaohua Li <shli@...nel.org> 

Thank you. 
Is there a reason why you did not apply it or are you too busy now and
do it later (and just signal the ack that you are fine with it)?

Sebastian