linux-hardening - Re: [PATCH] drm/radeon: Replace kmap() with kmap_local

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Message-ID: <202211011639.4938CC9@keescook>
Date:   Tue, 1 Nov 2022 16:40:05 -0700
From:   Kees Cook <keescook@...omium.org>
To:     "Fabio M. De Francesco" <fmdefrancesco@...il.com>
Cc:     Christian König <christian.koenig@....com>,
        Alex Deucher <alexdeucher@...il.com>,
        Alex Deucher <alexander.deucher@....com>,
        "Pan, Xinhui" <Xinhui.Pan@....com>,
        David Airlie <airlied@...il.com>,
        Daniel Vetter <daniel@...ll.ch>,
        Christian Brauner <brauner@...nel.org>,
        Sumit Semwal <sumit.semwal@...aro.org>,
        Jean Delvare <jdelvare@...e.com>,
        Guenter Roeck <linux@...ck-us.net>,
        amd-gfx@...ts.freedesktop.org, dri-devel@...ts.freedesktop.org,
        linux-kernel@...r.kernel.org, bpf@...r.kernel.org,
        linux-media@...r.kernel.org, linaro-mm-sig@...ts.linaro.org,
        linux-hwmon@...r.kernel.org, linux-hardening@...r.kernel.org,
        "Venkataramanan, Anirudh" <anirudh.venkataramanan@...el.com>,
        Ira Weiny <ira.weiny@...el.com>
Subject: Re: [PATCH] drm/radeon: Replace kmap() with kmap_local_page()

On Wed, Nov 02, 2022 at 12:11:53AM +0100, Fabio M. De Francesco wrote:
> On lunedì 17 ottobre 2022 18:52:10 CET Alex Deucher wrote:
> > Applied.  Thanks!
> 
> Many thanks to you!
> 
> However, about a week ago, I received a report saying that this patch is "Not 
> Applicable". 
> 
> That email was also referring to another patch, for which I'll reply in its 
> own thread.
> 
> That report has a link to https://patchwork.linuxtv.org/project/linux-media/
> patch/20221013210714.16320-1-fmdefrancesco@...il.com/
> 
> Can you please let me understand why, despite it was applied, this patch later 
> shifted "State" to "Not Applicable"?

The kernel has multiple patchwork instances, so you got an "N/A" from
linux-media, but it was applied to the drm tree. (Yes, confusing. :P)

-- 
Kees Cook