linux-kernel - Re: [PATCH v2 09/26] drm/xe: Add sa/guc_buf

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Message-ID: <c4970fbb-5250-4c62-8e53-2ddaf357516c@intel.com>
Date: Thu, 23 Oct 2025 01:05:34 +0200
From: Michal Wajdeczko <michal.wajdeczko@...el.com>
To: Michał Winiarski <michal.winiarski@...el.com>, "Alex
 Williamson" <alex.williamson@...hat.com>, Lucas De Marchi
	<lucas.demarchi@...el.com>, Thomas Hellström
	<thomas.hellstrom@...ux.intel.com>, Rodrigo Vivi <rodrigo.vivi@...el.com>,
	Jason Gunthorpe <jgg@...pe.ca>, Yishai Hadas <yishaih@...dia.com>, Kevin Tian
	<kevin.tian@...el.com>, <intel-xe@...ts.freedesktop.org>,
	<linux-kernel@...r.kernel.org>, <kvm@...r.kernel.org>, Matthew Brost
	<matthew.brost@...el.com>
CC: <dri-devel@...ts.freedesktop.org>, Jani Nikula
	<jani.nikula@...ux.intel.com>, Joonas Lahtinen
	<joonas.lahtinen@...ux.intel.com>, Tvrtko Ursulin <tursulin@...ulin.net>,
	David Airlie <airlied@...il.com>, Simona Vetter <simona@...ll.ch>, "Lukasz
 Laguna" <lukasz.laguna@...el.com>
Subject: Re: [PATCH v2 09/26] drm/xe: Add sa/guc_buf_cache sync interface



On 10/22/2025 12:41 AM, Michał Winiarski wrote:
> In upcoming changes the cached buffers are going to be used to read data
> produced by the GuC. Add a counterpart to flush, which synchronizes the
> CPU-side of suballocation with the GPU data and propagate the interface
> to GuC Buffer Cache.
> 
> Signed-off-by: Michał Winiarski <michal.winiarski@...el.com>

Reviewed-by: Michal Wajdeczko <michal.wajdeczko@...el.com>