From: Stephen Warren <swarren@wwwdotorg.org>
To: Ingo Molnar <mingo@kernel.org>
Cc: David Herrmann <dh.herrmann@gmail.com>,
linux-kernel@vger.kernel.org, Takashi Iwai <tiwai@suse.de>,
the arch/x86 maintainers <x86@kernel.org>,
linux-fbdev@vger.kernel.org,
Geert Uytterhoeven <geert@linux-m68k.org>,
stable@vger.kernel.org
Subject: Re: [PATCH v3] x86: sysfb: remove sysfb when probing real hw
Date: Thu, 19 Dec 2013 12:09:08 -0700 [thread overview]
Message-ID: <52B34454.1040603@wwwdotorg.org> (raw)
In-Reply-To: <20131219185517.GA303@gmail.com>
On 12/19/2013 11:55 AM, Ingo Molnar wrote:
>
> * Stephen Warren <swarren@wwwdotorg.org> wrote:
>
>> On 12/19/2013 03:13 AM, David Herrmann wrote:
>>> With CONFIG_X86_SYSFB=y, probing real hw-drivers may result in
>>> resource-conflicts and drivers will refuse to load. A call to
>>> request_mem_region() will fail, if the region overlaps with the mem-region
>>> used by simplefb. The common desktop DRM drivers (intel, nouveau, radeon)
>>> are not affected as they don't reserve their resources, but some others
>>> do, including (nvidiafb, cirrus, ..).
>>
>> I have validated that this doesn't cause any regressions on the/a
>> non-x86 platform using simplefb, although given the main point of this
>> patch is to fix issues on x86, I'm rather hesitant to give a tested-by
>> tag in case someone looking back interprets it incorrectly:-)
>
> Tested-on-ARM-by: Stephen Warren <swarren@wwwdotorg.org>
I suppose with CC: stable there's some precedent for a comment after the
tag, so perhaps:
Tested-by: Stephen Warren <swarren@wwwdotorg.org> # on ARM only
next prev parent reply other threads:[~2013-12-19 19:09 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <1387374611-12493-1-git-send-email-dh.herrmann@gmail.com>
2013-12-19 10:13 ` [PATCH v3] x86: sysfb: remove sysfb when probing real hw David Herrmann
2013-12-19 16:36 ` Ingo Molnar
2013-12-19 17:03 ` David Herrmann
2013-12-19 17:09 ` Ingo Molnar
2013-12-19 17:18 ` David Herrmann
2013-12-19 17:24 ` [PATCH v4] " David Herrmann
2013-12-19 18:33 ` Ingo Molnar
2013-12-20 14:46 ` David Herrmann
2013-12-19 18:54 ` [PATCH v3] " Stephen Warren
2013-12-19 18:55 ` Ingo Molnar
2013-12-19 19:09 ` Stephen Warren [this message]
2013-12-19 19:19 ` Ingo Molnar
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