linux-kernel - Re: [PATCH 41/87] sound: ppc: remove memset after dma_alloc

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Date:   Fri, 28 Jun 2019 10:48:26 +0200
From:   Takashi Iwai <tiwai@...e.de>
To:     "Fuqian Huang" <huangfq.daxian@...il.com>
Cc:     <alsa-devel@...a-project.org>,
        "Michael Ellerman" <mpe@...erman.id.au>,
        "Benjamin Herrenschmidt" <benh@...nel.crashing.org>,
        "Rob Herring" <robh@...nel.org>,
        "Thomas Gleixner" <tglx@...utronix.de>,
        "Greg Kroah-Hartman" <gregkh@...uxfoundation.org>,
        <linuxppc-dev@...ts.ozlabs.org>,
        "Jaroslav Kysela" <perex@...ex.cz>,
        "Paul Mackerras" <paulus@...ba.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 41/87] sound: ppc: remove memset after dma_alloc_coherent

On Thu, 27 Jun 2019 19:40:17 +0200,
Fuqian Huang wrote:
> 
> In commit af7ddd8a627c
> ("Merge tag 'dma-mapping-4.21' of git://git.infradead.org/users/hch/dma-mapping"),
> dma_alloc_coherent has already zeroed the memory.
> So memset is not needed.
> 
> Signed-off-by: Fuqian Huang <huangfq.daxian@...il.com>

Applied, thanks.


Takashi