From: Jason Gunthorpe <jgunthorpe-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
To: Yishai Hadas <yishaih-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
Cc: linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
xuemingl-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org,
majd-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org
Subject: Re: [PATCH rdma-core] mlx5: External memory binding for HW resources
Date: Mon, 4 Sep 2017 19:46:56 -0600 [thread overview]
Message-ID: <20170905014656.GA24178@obsidianresearch.com> (raw)
In-Reply-To: <1504533302-11998-1-git-send-email-yishaih-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
On Mon, Sep 04, 2017 at 04:55:02PM +0300, Yishai Hadas wrote:
> From: Xueming Li <xuemingl-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
>
> Add a new DV API mlx5dv_set_context_attr() to enable setting an external
> memory allocator. This API will allow the application to use specific
> decisions about the memory allocation of HW resources (e.g. DV objects).
> Some examples are managing numa pinning per object, managing a
> hugepages resource pool, shared memory regions.
>
> Also extend mlx5dv_get_qp() to return UAR mapping info. This can allow a
> process to share its doorbell access with secondary process by re-mmap
> the UAR address on the device and make it accessible as a user space
> address.
Why two unrelated changes in one patch?
Everything else looks fine to me
Jason
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next prev parent reply other threads:[~2017-09-05 1:46 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-09-04 13:55 [PATCH rdma-core] mlx5: External memory binding for HW resources Yishai Hadas
[not found] ` <1504533302-11998-1-git-send-email-yishaih-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
2017-09-05 1:46 ` Jason Gunthorpe [this message]
[not found] ` <20170905014656.GA24178-ePGOBjL8dl3ta4EC/59zMFaTQe2KTcn/@public.gmane.org>
2017-09-05 12:01 ` Yishai Hadas
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