linux-kernel - Re: [PATCH v3 0/3] Introduce atomic_dec_and_lock_irqsave + refcount_dec_and_lock

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Date:   Tue, 12 Jun 2018 22:14:11 +0200
From:   Peter Zijlstra <peterz@...radead.org>
To:     Sebastian Andrzej Siewior <bigeasy@...utronix.de>
Cc:     linux-kernel@...r.kernel.org, tglx@...utronix.de,
        Ingo Molnar <mingo@...nel.org>
Subject: Re: [PATCH v3 0/3] Introduce atomic_dec_and_lock_irqsave +
 refcount_dec_and_lock_irqsave()

On Tue, Jun 12, 2018 at 06:16:18PM +0200, Sebastian Andrzej Siewior wrote:
> This patchset introduces atomic_dec_and_lock_irqsave() and
> refcount_dec_and_lock_irqsave(). The individual user are not part of
> this series.
> The custom Alpha implementation of atomic_dec_and_lock() is removed
> because the decrement operation is not a RELEASE operation (pointed out
> by Peter Zijlstra).

Acked-by: Peter Zijlstra (Intel) <peterz@...radead.org>