linux-kernel - Re: [PATCH v2] arm64: defconfig: Enable zram, xfs and loading compressed FW support

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Date: Wed, 21 Feb 2024 22:56:30 +0100
From: Javier Martinez Canillas <javierm@...hat.com>
To: Maxime Ripard <mripard@...hat.com>, Arnd Bergmann <arnd@...db.de>
Cc: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
 linux-kernel@...r.kernel.org, Enric Balletbo i Serra
 <eballetbo@...hat.com>, Erico Nunes <nunes.erico@...il.com>, Brian Masney
 <bmasney@...hat.com>, Bjorn Andersson <quic_bjorande@...cinc.com>, Catalin
 Marinas <catalin.marinas@....com>, Geert Uytterhoeven
 <geert+renesas@...der.be>, Konrad Dybcio <konrad.dybcio@...aro.org>, Marek
 Szyprowski <m.szyprowski@...sung.com>, Neil Armstrong
 <neil.armstrong@...aro.org>, Will Deacon <will@...nel.org>,
 linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v2] arm64: defconfig: Enable zram, xfs and loading
 compressed FW support

Maxime Ripard <mripard@...hat.com> writes:

> On Wed, Feb 21, 2024 at 04:41:38PM +0100, Arnd Bergmann wrote:
>> On Wed, Feb 21, 2024, at 16:24, Maxime Ripard wrote:

[...]

>> > Being able to test an upstream kernel quickly when you have a bug in a
>> > downstream distro is super valuable for any distro developper. And on
>> > the long run, if we don't make the switch from a kernel distro to a
>> > mainline kernel relatively easy, we're the ones that will lose out.
>> > Because people just won't bother, or be frustrated and thus super
>> > reluctant to do that work.
>> 
>> We had previously discussed adding config fragments for common
>> distros the way we have kvm_guest.config, but if the Javier's
>> patch is all that is actually needed for Fedora, that seems better
>> to me than the added complexity of fragments.
>
> Oh, right. Fragments would be a great tool to reconcile the need for
> minimal boot time and supporting reasonable use-cases.
>
> I guess it's even more of a struggle with the single arm64 defconfig vs
> the minimal vs batteries included defconfig setup we had for arm.
>

I'm OK with using fragments instead and propose a fedora.config or
whatever name is decided for this.

As long as the list is kept in the mainline repo, instead of every
Fedora developer having to make local changes in their .config, it
works for me.

> Maxime

-- 
Best regards,

Javier Martinez Canillas
Core Platforms
Red Hat