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authorChristophe JAILLET <christophe.jaillet@wanadoo.fr>2023-05-28 16:11:54 +0200
committerVinod Koul <vkoul@kernel.org>2023-07-12 18:54:01 +0200
commit4ca95a5b220c901f9c2402532ef78bf5aaf7d35d (patch)
treec80e515200313e53c6138832004c45c899b493cf
parentdmaengine: idxd: Modify ABI documentation for attribute pasid_enabled (diff)
downloadlinux-4ca95a5b220c901f9c2402532ef78bf5aaf7d35d.tar.xz
linux-4ca95a5b220c901f9c2402532ef78bf5aaf7d35d.zip
dmaengine: idxd: No need to clear memory after a dma_alloc_coherent() call
dma_alloc_coherent() already clear the allocated memory, there is no need to explicitly call memset(). Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr> Acked-by: Fenghua Yu <fenghua.yu@intel.com> Acked-by: Dave Jiang <dave.jiang@intel.com> Link: https://lore.kernel.org/r/f44be04317387f8936d31d5470963541615f30ef.1685283065.git.christophe.jaillet@wanadoo.fr Signed-off-by: Vinod Koul <vkoul@kernel.org>
-rw-r--r--drivers/dma/idxd/device.c2
1 files changed, 0 insertions, 2 deletions
diff --git a/drivers/dma/idxd/device.c b/drivers/dma/idxd/device.c
index 5abbcc61c528..7c74bc60f582 100644
--- a/drivers/dma/idxd/device.c
+++ b/drivers/dma/idxd/device.c
@@ -786,8 +786,6 @@ static int idxd_device_evl_setup(struct idxd_device *idxd)
goto err_alloc;
}
- memset(addr, 0, size);
-
spin_lock(&evl->lock);
evl->log = addr;
evl->dma = dma_addr;