linux-kernel - Re: [PATCH v7 0/8] dma-buf: Use revoke mechanism to invalidate shared buffers

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Message-ID: <20260204133523.GD2328995@ziepe.ca>
Date: Wed, 4 Feb 2026 09:35:23 -0400
From: Jason Gunthorpe <jgg@...pe.ca>
To: Christian König <christian.koenig@....com>
Cc: Leon Romanovsky <leon@...nel.org>,
	Sumit Semwal <sumit.semwal@...aro.org>,
	Alex Deucher <alexander.deucher@....com>,
	David Airlie <airlied@...il.com>, Simona Vetter <simona@...ll.ch>,
	Gerd Hoffmann <kraxel@...hat.com>,
	Dmitry Osipenko <dmitry.osipenko@...labora.com>,
	Gurchetan Singh <gurchetansingh@...omium.org>,
	Chia-I Wu <olvaffe@...il.com>,
	Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
	Maxime Ripard <mripard@...nel.org>,
	Thomas Zimmermann <tzimmermann@...e.de>,
	Lucas De Marchi <lucas.demarchi@...el.com>,
	Thomas Hellström <thomas.hellstrom@...ux.intel.com>,
	Rodrigo Vivi <rodrigo.vivi@...el.com>,
	Kevin Tian <kevin.tian@...el.com>, Joerg Roedel <joro@...tes.org>,
	Will Deacon <will@...nel.org>, Robin Murphy <robin.murphy@....com>,
	Felix Kuehling <Felix.Kuehling@....com>,
	Alex Williamson <alex@...zbot.org>,
	Ankit Agrawal <ankita@...dia.com>,
	Vivek Kasireddy <vivek.kasireddy@...el.com>,
	linux-media@...r.kernel.org, dri-devel@...ts.freedesktop.org,
	linaro-mm-sig@...ts.linaro.org, linux-kernel@...r.kernel.org,
	amd-gfx@...ts.freedesktop.org, virtualization@...ts.linux.dev,
	intel-xe@...ts.freedesktop.org, linux-rdma@...r.kernel.org,
	iommu@...ts.linux.dev, kvm@...r.kernel.org
Subject: Re: [PATCH v7 0/8] dma-buf: Use revoke mechanism to invalidate
 shared buffers

On Wed, Feb 04, 2026 at 09:54:13AM +0100, Christian König wrote:
> 
> Mhm, sounds like AMDs mail servers never send my last mail out.

Oh :(
 
> As far as I can see all patches have an reviewed-by, I also gave an
> rb on patch #6 (should that mail never got out as well). The
> discussion on patch v5 is just orthogonal I think, the handling was
> there even completely before this patch set.

Leon I guess grab the reviewed-by from this email and we have a full
package if it needs a v8

> For upstreaming as long as the VFIO and infiniband folks don't
> object I would like to take that through the drm-misc branch (like
> every other DMA-buf change).

No issue here, both subsystems are waiting for this..

> So as long as nobody objects I can push that today, but I can't
> promise that Dave/Linus will take it for the 6.20 window.

Sure, thanks, and if it doesn't happen for whatever reason lets just
consider it pending for the next cycle.

Next is to work on the dma mapping type, I should be able to post a
rfc next week for people to look at.

Thanks,
Jason