From: "Christian König" <christian.koenig@amd.com>
To: Arnd Bergmann <arnd@arndb.de>, michel@daenzer.net
Cc: Alex Deucher <alexdeucher@gmail.com>,
"David (ChunMing) Zhou" <David1.Zhou@amd.com>,
David Airlie <airlied@linux.ie>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
amd-gfx@lists.freedesktop.org, Shirish S <shirish.s@amd.com>,
Jerry.Zuo@amd.com, dri-devel <dri-devel@lists.freedesktop.org>,
Alex Deucher <alexander.deucher@amd.com>,
Harry Wentland <Harry.Wentland@amd.com>
Subject: Re: [PATCH] [v3] drm: amd: dc: don't use FP math when Kcov is enabled
Date: Tue, 14 Aug 2018 11:17:23 +0200 [thread overview]
Message-ID: <4bc1c021-e976-03f7-c442-f7ca9804516a@amd.com> (raw)
In-Reply-To: <CAK8P3a3fDOeNWsmtXRHOF5cAMit7AMt7fS_54m7NXN0AjZYbPw@mail.gmail.com>
Am 14.08.2018 um 11:15 schrieb Arnd Bergmann:
> On Tue, Aug 14, 2018 at 10:54 AM Michel Dänzer <michel@daenzer.net> wrote:
>> On 2018-08-13 05:23 PM, Arnd Bergmann wrote:
>>> On Mon, Aug 13, 2018 at 4:49 PM Alex Deucher <alexdeucher@gmail.com> wrote:
>>>> On Sun, Aug 12, 2018 at 3:55 AM Christian König
>>>> <ckoenig.leichtzumerken@gmail.com> wrote:
>>>>> Adding Harry as well.
>>>>> Am 11.08.2018 um 17:54 schrieb Arnd Bergmann:
>>>>>> Fixes: bf2e2e2e0ea9 ("drm/amd/display: Limit DCN to x86 arch")
>>>>>> Fixes: 4841203102a3 ("drm/amdgpu/display: Replace CONFIG_DRM_AMD_DC_DCN1_0 with CONFIG_X86")
>>>> Maybe it would be better to revert 4841203102a3 so we can limit the
>>>> scope of this to DCN support.
>>> That would help, but we would still require the patch at
>>> https://patchwork.kernel.org/patch/10090227/ or something else to avoid
>>> broken randconfig builds.
>> FWIW, please don't revert 4841203102a3 in a way which allows
>> CONFIG_DRM_AMD_DC_DCN1_0 to be accidentally disabled on X86 again. If it
>> is reinstated, it should be strictly derived from other options, not
>> changeable by the user.
> How about making all of AMDGPU depend on
> " !(KCOV_INSTRUMENT_ALL && KCOV_ENABLE_COMPARISONS) || BROKEN"
> then?
Well, certainly not a good idea.
We don't want to disable the whole driver just because one broken component.
Christian.
>
> Arnd
next prev parent reply other threads:[~2018-08-14 9:17 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-08-11 15:54 [PATCH] [v3] drm: amd: dc: don't use FP math when Kcov is enabled Arnd Bergmann
2018-08-12 7:55 ` Christian König
2018-08-13 14:48 ` Alex Deucher
2018-08-13 15:23 ` Arnd Bergmann
2018-08-14 8:54 ` Michel Dänzer
2018-08-14 9:15 ` Arnd Bergmann
2018-08-14 9:17 ` Christian König [this message]
2018-08-15 16:18 ` allmodconfig/allyesconfig doesn't work with Kernel 4.18 - Was: " Mauro Carvalho Chehab
2018-08-16 19:55 ` Leo Li
2018-08-16 21:01 ` Arnd Bergmann
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