linux-kernel - Re: [PATCH v3 1/3] drm/i915: pass a pointer for tlb seqno at vma_invalidate

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Date:   Mon, 8 Aug 2022 18:37:58 +0200
From:   Andi Shyti <andi.shyti@...ux.intel.com>
To:     Mauro Carvalho Chehab <mchehab@...nel.org>
Cc:     Niranjana Vishwanathapura <niranjana.vishwanathapura@...el.com>,
        Andi Shyti <andi.shyti@...ux.intel.com>,
        Tvrtko Ursulin <tvrtko.ursulin@...ux.intel.com>,
        Thomas Hellström 
        <thomas.hellstrom@...ux.intel.com>,
        Chris Wilson <chris.p.wilson@...el.com>,
        Daniel Vetter <daniel@...ll.ch>,
        David Airlie <airlied@...ux.ie>,
        Jani Nikula <jani.nikula@...ux.intel.com>,
        Joonas Lahtinen <joonas.lahtinen@...ux.intel.com>,
        Lucas De Marchi <lucas.demarchi@...el.com>,
        Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
        Matt Roper <matthew.d.roper@...el.com>,
        Matthew Auld <matthew.auld@...el.com>,
        Michael Cheng <michael.cheng@...el.com>,
        Ramalingam C <ramalingam.c@...el.com>,
        Rodrigo Vivi <rodrigo.vivi@...el.com>,
        dri-devel@...ts.freedesktop.org, intel-gfx@...ts.freedesktop.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 1/3] drm/i915: pass a pointer for tlb seqno at
 vma_invalidate_tlb()

Hi Mauro,

On Thu, Aug 04, 2022 at 09:37:22AM +0200, Mauro Carvalho Chehab wrote:
> WRITE_ONCE() should happen at the original var, not on a local
> copy of it.
> 
> Fixes: 5d36acb7198b ("drm/i915/gt: Batch TLB invalidations")
> Signed-off-by: Mauro Carvalho Chehab <mchehab@...nel.org>

Reviewed-by: Andi Shyti <andi.shyti@...ux.intel.com>

Are you going to send it to the stable mailing list?

Andi