linux-kernel - Re: [PATCH 4/5] ARM: fix CPU

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Date:   Mon, 29 Aug 2022 11:33:34 +0200
From:   Arnd Bergmann <arnd@...nel.org>
To:     Linus Walleij <linus.walleij@...aro.org>
Cc:     linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        Arnd Bergmann <arnd@...db.de>,
        Russell King <linux@...linux.org.uk>,
        Geert Uytterhoeven <geert+renesas@...der.be>,
        Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        Ard Biesheuvel <ardb@...nel.org>, Sekhar Nori <nsekhar@...com>,
        Bartosz Golaszewski <brgl@...ev.pl>,
        Shawn Guo <shawnguo@...nel.org>,
        Sascha Hauer <s.hauer@...gutronix.de>,
        Pengutronix Kernel Team <kernel@...gutronix.de>,
        Andrew Lunn <andrew@...n.ch>,
        Gregory Clement <gregory.clement@...tlin.com>,
        Sebastian Hesselbarth <sebastian.hesselbarth@...il.com>
Subject: Re: [PATCH 4/5] ARM: fix CPU_V6 dependencies

On Thu, Aug 25, 2022 at 3:43 PM Linus Walleij <linus.walleij@...aro.org> wrote:
>
> On Thu, Aug 18, 2022 at 4:56 PM Arnd Bergmann <arnd@...nel.org> wrote:
>
> > From: Arnd Bergmann <arnd@...db.de>
> >
> > CONFIG_XIP_KERNEL must not be combined with CONFIG_SMP_ON_UP
> > because the patching of read-only data does not work.
> >
> > Signed-off-by: Arnd Bergmann <arnd@...db.de>
>
> The $SUBJECT of this patch is mildly confusing, as the affected
> targets are maybe CPU_V6 but the change is related to XIP and
> SMP_ON_UP.
>
> Other than that it looks good.

The patch caused a regression, so I ended up completely replacing it,
new patch follows.

         Arnd