From: Marc Zyngier <maz@kernel.org>
To: Linus Walleij <linus.walleij@linaro.org>
Cc: Ard Biesheuvel <ardb@kernel.org>,
Linux ARM <linux-arm-kernel@lists.infradead.org>,
linux-efi <linux-efi@vger.kernel.org>,
Russell King <linux@armlinux.org.uk>,
Nicolas Pitre <nico@fluxnic.net>,
Catalin Marinas <catalin.marinas@arm.com>,
Tony Lindgren <tony@atomide.com>
Subject: Re: [PATCH v4 0/5] ARM: decompressor: use by-VA cache maintenance for v7 cores
Date: Thu, 27 Feb 2020 16:01:47 +0000 [thread overview]
Message-ID: <91023d8f118440439cf55847a6bc43c2@kernel.org> (raw)
In-Reply-To: <CACRpkdZ9WR7wEjgscAF=Pwy0=YwbNPjtH6BQWa5wfXW74Md4xQ@mail.gmail.com>
On 2020-02-27 10:11, Linus Walleij wrote:
> On Wed, Feb 26, 2020 at 5:57 PM Ard Biesheuvel <ardb@kernel.org> wrote:
>
>> So instead, switch to the by-VA cache maintenance that the
>> architecture
>> requires for v7 and later (and ARM1176, as a side effect).
>>
>> Changes since v3:
>> - ensure that the region that is cleaned after self-relocation of the
>> zImage
>> covers the appended DTB, if present
>>
>> Apologies to Linus, but due to this change, I decided not to take your
>> Tested-by into account, and I would appreciate it if you could retest
>> this version of the series? Thanks.
>
> No problem, I have tested it on the following:
>
> - ARMv7 Cortex A9 x 2 Qualcomm APQ8060 DragonBoard
> - ARM PB11MPCore (4 x 1176)
<pedant>
The ARM11MPCore isn't a bunch of 1176s glued together. It is actually a
very
different CPU, designed by a different team.
</pedant>
> - ARMv7 Ux500 Cortex A9 x 2
>
> The PB11MPCore is again the crucial board, if it work on that
> board it works on anything, most of the time :D
That I can only agree with! ;-)
M.
--
Jazz is not dead. It just smells funny...
next prev parent reply other threads:[~2020-02-27 16:01 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-02-26 16:57 [PATCH v4 0/5] ARM: decompressor: use by-VA cache maintenance for v7 cores Ard Biesheuvel
2020-02-26 16:57 ` [PATCH v4 1/5] efi/arm: Work around missing cache maintenance in decompressor handover Ard Biesheuvel
2020-02-26 16:57 ` [PATCH v4 2/5] efi/arm: Pass start and end addresses to cache_clean_flush() Ard Biesheuvel
2020-02-26 16:57 ` [PATCH v4 3/5] ARM: decompressor: factor out routine to obtain the inflated image size Ard Biesheuvel
2020-02-26 16:57 ` [PATCH v4 4/5] ARM: decompressor: prepare cache_clean_flush for doing by-VA maintenance Ard Biesheuvel
2020-02-26 16:57 ` [PATCH v4 5/5] ARM: decompressor: switch to by-VA cache maintenance for v7 cores Ard Biesheuvel
2020-02-26 19:14 ` [PATCH v4 0/5] ARM: decompressor: use " Tony Lindgren
2020-02-27 10:11 ` Linus Walleij
2020-02-27 16:01 ` Marc Zyngier [this message]
2020-02-27 16:47 ` Ard Biesheuvel
2020-02-27 16:53 ` Marc Zyngier
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