linux-kernel - Re: [PATCH 0/2] Change order of linkage in kernel makefiles for amdkfd

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Message-ID: <20150109095642.GD27845@ulmo>
Date:	Fri, 9 Jan 2015 10:56:43 +0100
From:	Thierry Reding <thierry.reding@...il.com>
To:	Oded Gabbay <oded.gabbay@....com>
Cc:	Christian König <christian.koenig@....com>,
	Laurent Pinchart <laurent.pinchart@...asonboard.com>,
	David Airlie <airlied@...ux.ie>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Geert Uytterhoeven <geert+renesas@...der.be>,
	Dana Elifaz <Dana.Elifaz@....com>,
	linux-kernel@...r.kernel.org, dri-devel@...ts.freedesktop.org,
	Alexander Deucher <Alexander.Deucher@....com>,
	iommu@...ts.linux-foundation.org, Arnd Bergmann <arnd@...db.de>,
	Will Deacon <will.deacon@....com>
Subject: Re: [PATCH 0/2] Change order of linkage in kernel makefiles for
 amdkfd

On Thu, Jan 08, 2015 at 04:15:42PM +0200, Oded Gabbay wrote:
> Hi Thierry,
> Generally I agree with the issues you describe in the current design.
> One task in our 2015 workplan is to change the whole method amdkfd is
> loaded, so it can independently load at any time, regardless of the order of
> loading between it and radeon and amd_iommu_v2. To reach that goal, I assume
> we will have to use some form of deferred probing.

Sounds good.

> However, for the moment, this is the best band-aid I could think of, and
> choosing between this band-aid or no band-aid at all, I prefer the former
> any day.

Looking at the patches, the dependency is documented in the Makefile. I
guess that's fine as a temporary band-aid.

Thierry

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