Re: [PATCH] arch/powerpc: Use dma_zalloc_coherent
From: Sabyasachi Gupta <hidden>
Date: 2018-12-05 04:42:10
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On Mon, Nov 5, 2018 at 7:52 AM Sabyasachi Gupta [off-list ref] wrote:
Replaced dma_alloc_coherent + memset with dma_zalloc_coherent Signed-off-by: Sabyasachi Gupta <redacted>
Any comment on this patch?
quoted hunk ↗ jump to hunk
--- 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