Re: [PATCH 02/22] net: moxa: Don't use GFP_DMA when calling dma_alloc_coherent()

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

To: Baoquan He <bhe@xxxxxxxxxx>
Subject: Re: [PATCH 02/22] net: moxa: Don't use GFP_DMA when calling dma_alloc_coherent()
From: Christoph Hellwig <hch@xxxxxx>
Date: Sat, 19 Feb 2022 08:07:48 +0100
Cc: linux-kernel@xxxxxxxxxxxxxxx, linux-mm@xxxxxxxxx, akpm@xxxxxxxxxxxxxxxxxxxx, hch@xxxxxx, cl@xxxxxxxxx, 42.hyeyoo@xxxxxxxxx, penberg@xxxxxxxxxx, rientjes@xxxxxxxxxx, iamjoonsoo.kim@xxxxxxx, vbabka@xxxxxxx, David.Laight@xxxxxxxxxx, david@xxxxxxxxxx, herbert@xxxxxxxxxxxxxxxxxxx, davem@xxxxxxxxxxxxx, linux-crypto@xxxxxxxxxxxxxxx, steffen.klassert@xxxxxxxxxxx, netdev@xxxxxxxxxxxxxxx, hca@xxxxxxxxxxxxx, gor@xxxxxxxxxxxxx, agordeev@xxxxxxxxxxxxx, borntraeger@xxxxxxxxxxxxx, svens@xxxxxxxxxxxxx, linux-s390@xxxxxxxxxxxxxxx, michael@xxxxxxxx, linux-i2c@xxxxxxxxxxxxxxx, wsa@xxxxxxxxxx
In-reply-to: <20220219005221.634-3-bhe@redhat.com>
References: <20220219005221.634-1-bhe@redhat.com> <20220219005221.634-3-bhe@redhat.com>
User-agent: Mutt/1.5.17 (2007-11-01)

On Sat, Feb 19, 2022 at 08:52:01AM +0800, Baoquan He wrote:
> From: Hyeonggon Yoo <42.hyeyoo@xxxxxxxxx>
> 
> 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().

Looks good:

Reviewed-by: Christoph Hellwig <hch@xxxxxx>

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

References:
- [PATCH 00/22] Don't use kmalloc() with GFP_DMA
  - From: Baoquan He
- [PATCH 02/22] net: moxa: Don't use GFP_DMA when calling dma_alloc_coherent()
  - From: Baoquan He

Prev by Date: Re: [PATCH 05/22] sound: n64: Don't use GFP_DMA when calling dma_alloc_coherent()
Next by Date: Re: [PATCH 04/22] drm/sti: Don't use GFP_DMA when calling dma_alloc_wc()
Previous by thread: [PATCH 02/22] net: moxa: Don't use GFP_DMA when calling dma_alloc_coherent()
Next by thread: [PATCH 07/22] fbdev: mx3fb: Don't use GFP_DMA when calling dma_alloc_wc()
Index(es):
- Date
- Thread

[Index of Archives] [Kernel Development] [Kernel Newbies] [IDE] [Security] [Git] [Netfilter] [Bugtraq] [Yosemite Info] [MIPS Linux] [ARM Linux] [Linux Security] [Linux RAID] [Linux ATA RAID] [Samba] [Linux Media] [Device Mapper]