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Sun, 04 Nov 2018 18:22:53 -0800 (PST) Message-ID: <5bdfa97d.1c69fb81.4aef7.c9f7@mx.google.com> X-Google-Original-Message-ID: <20181105022248.GA4159@sabyasachi.linux@gmail.com> Date: Mon, 5 Nov 2018 07:52:48 +0530 From: Sabyasachi Gupta To: benh@kernel.crashing.org, paulus@samba.org, mpe@ellerman.id.au Subject: [PATCH] arch/powerpc: Use dma_zalloc_coherent MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.5.24 (2015-08-30) X-Mailman-Approved-At: Mon, 05 Nov 2018 16:00:35 +1100 X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: brajeswar.linux@gmail.com, linuxppc-dev@lists.ozlabs.org, jrdr.linux@gmail.com, linux-kernel@vger.kernel.org Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" Replaced dma_alloc_coherent + memset with dma_zalloc_coherent Signed-off-by: Sabyasachi Gupta --- arch/powerpc/sysdev/fsl_rmu.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/arch/powerpc/sysdev/fsl_rmu.c b/arch/powerpc/sysdev/fsl_rmu.c index 88b35a3d..8b0ebf3 100644 --- a/arch/powerpc/sysdev/fsl_rmu.c +++ b/arch/powerpc/sysdev/fsl_rmu.c @@ -756,15 +756,13 @@ fsl_open_outb_mbox(struct rio_mport *mport, void *dev_id, int mbox, int entries) } /* Initialize outbound message descriptor ring */ - rmu->msg_tx_ring.virt = dma_alloc_coherent(priv->dev, + rmu->msg_tx_ring.virt = dma_zalloc_coherent(priv->dev, rmu->msg_tx_ring.size * RIO_MSG_DESC_SIZE, &rmu->msg_tx_ring.phys, GFP_KERNEL); if (!rmu->msg_tx_ring.virt) { rc = -ENOMEM; goto out_dma; } - memset(rmu->msg_tx_ring.virt, 0, - rmu->msg_tx_ring.size * RIO_MSG_DESC_SIZE); rmu->msg_tx_ring.tx_slot = 0; /* Point dequeue/enqueue pointers at first entry in ring */ -- 2.7.4