From: Wenjia Zhang <wenjia@linux.ibm.com>
To: Christoph Hellwig <hch@lst.de>,
Dennis Dalessandro <dennis.dalessandro@cornelisnetworks.com>,
Mauro Carvalho Chehab <mchehab@kernel.org>,
Alexandra Winter <wintera@linux.ibm.com>,
Marek Szyprowski <m.szyprowski@samsung.com>,
Jaroslav Kysela <perex@perex.cz>, Takashi Iwai <tiwai@suse.com>,
Russell King <linux@armlinux.org.uk>,
Robin Murphy <robin.murphy@arm.com>
Cc: linux-arm-kernel@lists.infradead.org, linux-rdma@vger.kernel.org,
iommu@lists.linux.dev, linux-media@vger.kernel.org,
netdev@vger.kernel.org, linux-s390@vger.kernel.org,
alsa-devel@alsa-project.org
Subject: Re: [PATCH 5/7] s390/ism: don't pass bogus GFP_ flags to dma_alloc_coherent
Date: Wed, 16 Nov 2022 13:39:07 +0100 [thread overview]
Message-ID: <62786a02-3647-485e-a5c1-92b3008e34b1@linux.ibm.com> (raw)
In-Reply-To: <20221113163535.884299-6-hch@lst.de>
On 13.11.22 17:35, Christoph Hellwig wrote:
> dma_alloc_coherent is an opaque allocator that only uses the GFP_ flags
> for allocation context control. Don't pass __GFP_COMP which makes no
> sense for an allocation that can't in any way be converted to a page
> pointer.
>
> Signed-off-by: Christoph Hellwig <hch@lst.de>
> ---
> drivers/s390/net/ism_drv.c | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
I'm fine with that.
Acked-by: Wenjia Zhang <wenjia@linux.ibm.com>
next prev parent reply other threads:[~2022-11-16 12:40 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-11-13 16:35 stop drivers from passing GFP_COMP to dma_alloc_coherent Christoph Hellwig
2022-11-13 16:35 ` [PATCH 1/7] media: videobuf-dma-contig: use dma_mmap_coherent Christoph Hellwig
2022-11-24 14:10 ` Hans Verkuil
2022-11-29 14:00 ` Christoph Hellwig
2022-11-13 16:35 ` [PATCH 2/7] RDMA/hfi1: don't pass bogus GFP_ flags to dma_alloc_coherent Christoph Hellwig
2022-11-15 20:39 ` Jason Gunthorpe
2022-11-16 14:40 ` Dean Luick
2022-11-16 15:15 ` Robin Murphy
2022-11-16 15:45 ` Christoph Hellwig
2022-11-16 17:49 ` Dean Luick
2022-11-20 20:41 ` Dean Luick
2022-11-16 16:21 ` Dean Luick
2022-11-16 18:37 ` Robin Murphy
2022-11-13 16:35 ` [PATCH 3/7] RDMA/qib: " Christoph Hellwig
2022-11-15 20:40 ` Jason Gunthorpe
2022-11-13 16:35 ` [PATCH 4/7] cnic: " Christoph Hellwig
2022-11-13 16:35 ` [PATCH 5/7] s390/ism: " Christoph Hellwig
2022-11-16 12:39 ` Wenjia Zhang [this message]
2022-11-13 16:35 ` [PATCH 6/7] ALSA: memalloc: don't pass bogus GFP_ flags to dma_alloc_* Christoph Hellwig
2022-11-14 9:04 ` Takashi Iwai
2022-11-21 8:37 ` Christoph Hellwig
2022-11-13 16:35 ` [PATCH 7/7] dma-mapping: reject __GFP_COMP in dma_alloc_attrs Christoph Hellwig
2022-11-14 8:11 ` Leon Romanovsky
2022-11-16 6:11 ` Christoph Hellwig
2022-11-16 7:11 ` Leon Romanovsky
2022-11-14 12:16 ` Marek Szyprowski
2022-11-21 8:39 ` stop drivers from passing GFP_COMP to dma_alloc_coherent Christoph Hellwig
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