From: Leon Romanovsky <leon@kernel.org>
To: Michael Margolin <mrgolin@amazon.com>
Cc: jgg@nvidia.com, linux-rdma@vger.kernel.org, sleybo@amazon.com,
matua@amazon.com, gal.pressman@linux.dev,
Daniel Kranzdorf <dkkranzd@amazon.com>,
Yonatan Nachum <ynachum@amazon.com>
Subject: Re: [PATCH for-next] RDMA/efa: Add CQ with external memory support
Date: Sun, 18 May 2025 09:42:41 +0300 [thread overview]
Message-ID: <20250518064241.GC7435@unreal> (raw)
In-Reply-To: <20250515145040.6862-1-mrgolin@amazon.com>
On Thu, May 15, 2025 at 02:50:40PM +0000, Michael Margolin wrote:
> Add an option to create CQ using external memory instead of allocating
> in the driver. The memory can be passed from userspace by dmabuf fd and
> an offset.
EFA is unique here. This patch is missing description of why it is
needed, and why existing solutions if any exist, can't be used.
Thanks
next prev parent reply other threads:[~2025-05-18 6:42 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-05-15 14:50 [PATCH for-next] RDMA/efa: Add CQ with external memory support Michael Margolin
2025-05-18 6:42 ` Leon Romanovsky [this message]
2025-05-18 8:56 ` Margolin, Michael
2025-05-20 9:16 ` Leon Romanovsky
2025-05-21 15:19 ` Margolin, Michael
2025-05-25 17:52 ` Jason Gunthorpe
2025-05-26 15:45 ` Margolin, Michael
2025-05-26 16:08 ` Jason Gunthorpe
2025-05-26 16:17 ` Margolin, Michael
2025-06-09 15:03 ` Margolin, Michael
2025-06-11 19:47 ` Jason Gunthorpe
2025-06-24 16:39 ` Margolin, Michael
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