diff mbox series

[05/22] sound: n64: Don't use GFP_DMA when calling dma_alloc_coherent()

Message ID 20220219005221.634-6-bhe@redhat.com (mailing list archive)
State Not Applicable
Headers show
Series Don't use kmalloc() with GFP_DMA | expand

Checks

Context Check Description
netdev/fixes_present success Fixes tag not required for -next series
netdev/subject_prefix success Link
netdev/cover_letter success Series has a cover letter
netdev/patch_count fail Series longer than 15 patches (and no cover letter)
netdev/header_inline success No static functions without inline keyword in header files
netdev/build_32bit success Errors and warnings before: 0 this patch: 0
netdev/cc_maintainers fail 5 maintainers not CCed: yangyingliang@huawei.com alsa-devel@alsa-project.org tiwai@suse.com weiyongjun1@huawei.com perex@perex.cz
netdev/build_clang success Errors and warnings before: 0 this patch: 0
netdev/module_param success Was 0 now: 0
netdev/verify_signedoff success Signed-off-by tag matches author and committer
netdev/verify_fixes success No Fixes tag
netdev/build_allmodconfig_warn success Errors and warnings before: 0 this patch: 0
netdev/checkpatch success total: 0 errors, 0 warnings, 0 checks, 8 lines checked
netdev/kdoc success Errors and warnings before: 0 this patch: 0
netdev/source_inline success Was 0 now: 0
netdev/tree_selection success Guessing tree name failed - patch did not apply

Commit Message

Baoquan He Feb. 19, 2022, 12:52 a.m. UTC 
dma_alloc_coherent() allocates dma buffer with device's addressing
limitation in mind. It's redundent to specify GFP_DMA when calling
dma_alloc_coherent().

[ 42.hyeyoo@gmail.com: Update changelog ]

Signed-off-by: Baoquan He <bhe@redhat.com>
Acked-by: Hyeonggon Yoo <42.hyeyoo@gmail.com>
---
 sound/mips/snd-n64.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Comments

Christoph Hellwig Feb. 19, 2022, 7:08 a.m. UTC | #1 
On Sat, Feb 19, 2022 at 08:52:04AM +0800, Baoquan He wrote:
> dma_alloc_coherent() allocates dma buffer with device's addressing
> limitation in mind. It's redundent to specify GFP_DMA when calling
> dma_alloc_coherent().
> 
> [ 42.hyeyoo@gmail.com: Update changelog ]
> 
> Signed-off-by: Baoquan He <bhe@redhat.com>
> Acked-by: Hyeonggon Yoo <42.hyeyoo@gmail.com>

Looks good:

Reviewed-by: Christoph Hellwig <hch@lst.de>
diff mbox series

Patch

diff --git a/sound/mips/snd-n64.c b/sound/mips/snd-n64.c
index 463a6fe589eb..20386a855191 100644
--- a/sound/mips/snd-n64.c
+++ b/sound/mips/snd-n64.c
@@ -305,7 +305,7 @@  static int __init n64audio_probe(struct platform_device *pdev)
 	priv->card = card;
 
 	priv->ring_base = dma_alloc_coherent(card->dev, 32 * 1024, &priv->ring_base_dma,
-					     GFP_DMA|GFP_KERNEL);
+					     GFP_KERNEL);
 	if (!priv->ring_base) {
 		err = -ENOMEM;
 		goto fail_card;