From: Gal Pressman <galpress@amazon.com>
To: "Sumit Semwal" <sumit.semwal@linaro.org>,
"Christian König" <christian.koenig@amd.com>,
"Doug Ledford" <dledford@redhat.com>,
"Jason Gunthorpe" <jgg@ziepe.ca>
Cc: <linux-media@vger.kernel.org>, <dri-devel@lists.freedesktop.org>,
<linux-kernel@vger.kernel.org>, <linux-rdma@vger.kernel.org>,
Oded Gabbay <ogabbay@habana.ai>, Tomer Tayar <ttayar@habana.ai>,
Yossi Leybovich <sleybo@amazon.com>,
Alexander Matushevsky <matua@amazon.com>,
Leon Romanovsky <leonro@nvidia.com>,
Jianxin Xiong <jianxin.xiong@intel.com>,
Firas Jahjah <firasj@amazon.com>,
Gal Pressman <galpress@amazon.com>
Subject: [RFC PATCH 1/2] dma-buf: Fix pin callback comment
Date: Thu, 7 Oct 2021 13:42:59 +0300 [thread overview]
Message-ID: <20211007104301.76693-2-galpress@amazon.com> (raw)
In-Reply-To: <20211007104301.76693-1-galpress@amazon.com>
The pin callback does not necessarily have to move the memory to system
memory, remove the sentence from the comment.
Signed-off-by: Gal Pressman <galpress@amazon.com>
---
include/linux/dma-buf.h | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)
diff --git a/include/linux/dma-buf.h b/include/linux/dma-buf.h
index efdc56b9d95f..93830731a9a3 100644
--- a/include/linux/dma-buf.h
+++ b/include/linux/dma-buf.h
@@ -86,9 +86,7 @@ struct dma_buf_ops {
* @pin:
*
* This is called by dma_buf_pin() and lets the exporter know that the
- * DMA-buf can't be moved any more. The exporter should pin the buffer
- * into system memory to make sure it is generally accessible by other
- * devices.
+ * DMA-buf can't be moved any more.
*
* This is called with the &dmabuf.resv object locked and is mutual
* exclusive with @cache_sgt_mapping.
--
2.33.0
next prev parent reply other threads:[~2021-10-07 10:43 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-10-07 10:42 [RFC PATCH 0/2] EFA dmabuf memory regions Gal Pressman
2021-10-07 10:42 ` Gal Pressman [this message]
2021-10-07 10:44 ` [RFC PATCH 1/2] dma-buf: Fix pin callback comment Christian König
2021-10-10 6:50 ` Gal Pressman
2021-10-07 10:43 ` [RFC PATCH 2/2] RDMA/efa: Add support for dmabuf memory regions Gal Pressman
2021-10-07 11:40 ` Jason Gunthorpe
2021-10-10 6:55 ` Gal Pressman
2021-10-11 23:28 ` Jason Gunthorpe
2021-10-12 11:41 ` Gal Pressman
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