linux-kernel - Re: DMA Engine: Transfer From Userspace

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Message-ID: <20200624093800.GV2324254@vkoul-mobl>
Date:   Wed, 24 Jun 2020 15:08:00 +0530
From:   Vinod Koul <vkoul@...nel.org>
To:     Thomas Ruf <freelancer@...usul.de>
Cc:     Federico Vaga <federico.vaga@...n.ch>,
        Dave Jiang <dave.jiang@...el.com>,
        Dan Williams <dan.j.williams@...el.com>,
        dmaengine@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: DMA Engine: Transfer From Userspace

On 24-06-20, 11:30, Thomas Ruf wrote:

> To make it short - i have two questions:
> - what are the chances to revive DMA_SG?

100%, if we have a in-kernel user

> - what are the chances to get my driver for memcpy like transfers from
> user space using DMA_SG upstream? ("dma-sg-proxy")

pretty bleak IMHO.

-- 
~Vinod