linux-kernel - Re: [PATCH v3 04/24] dmaengine: qcom_hidma: Remove call to memset after dmam_alloc

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Message-ID: <245ffd79-316c-e985-d1da-2ccea6d29636@kernel.org>
Date:   Mon, 15 Jul 2019 11:17:07 -0400
From:   Sinan Kaya <Okaya@...nel.org>
To:     Fuqian Huang <huangfq.daxian@...il.com>
Cc:     Andy Gross <agross@...nel.org>,
        David Brown <david.brown@...aro.org>,
        Vinod Koul <vkoul@...nel.org>,
        linux-arm Mailing List <linux-arm-kernel@...ts.infradead.org>,
        linux-arm-msm@...r.kernel.org, dmaengine@...r.kernel.org,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Robin Murphy <robin.murphy@....com>,
        Christoph Hellwig <hch@...radead.org>
Subject: Re: [PATCH v3 04/24] dmaengine: qcom_hidma: Remove call to memset
 after dmam_alloc_coherent

On 7/15/2019 1:43 AM, Fuqian Huang wrote:
> Should I rewrite the commit log? Just mention that dma_alloc_coherent
> has already
> zeroed the memory and not to reference the commit?

I'd like to hear from Robin Murphy that arm smmu driver follows this as
well.