From: Geert Uytterhoeven <geert@linux-m68k.org>
To: Bert Vermeulen <bert@biot.com>
Cc: Russell King <linux@armlinux.org.uk>,
Nicolas Pitre <nico@fluxnic.net>,
Ard Biesheuvel <ardb@kernel.org>,
Linux ARM <linux-arm-kernel@lists.infradead.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
John Crispin <john@phrozen.org>
Subject: Re: [PATCH v2] ARM: decompress: Use /memreserve/ DTS nodes when validating memory
Date: Tue, 7 Sep 2021 17:09:46 +0200 [thread overview]
Message-ID: <CAMuHMdViJU7Na8D0n=-xrF0OOCKMArg4vzjb7q73e4xpS1EtpQ@mail.gmail.com> (raw)
In-Reply-To: <20210907145652.63362-1-bert@biot.com>
On Tue, Sep 7, 2021 at 4:57 PM Bert Vermeulen <bert@biot.com> wrote:
> If the bootloader needs the start of memory to be preserved, for example
> because it dropped the Trusted Firmware blob there, this chunk of memory
> shouldn't be used by the kernel.
>
> To avoid adding yet another SoC-specific text offset to arch/arm/Makefile,
> this patch allows for a /memreserve/ entry in the DTS to mark off the
> memory chunk instead.
>
> Signed-off-by: Bert Vermeulen <bert@biot.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Gr{oetje,eeting}s,
Geert
--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org
In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds
WARNING: multiple messages have this Message-ID (diff)
From: Geert Uytterhoeven <geert@linux-m68k.org>
To: Bert Vermeulen <bert@biot.com>
Cc: Russell King <linux@armlinux.org.uk>,
Nicolas Pitre <nico@fluxnic.net>,
Ard Biesheuvel <ardb@kernel.org>,
Linux ARM <linux-arm-kernel@lists.infradead.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
John Crispin <john@phrozen.org>
Subject: Re: [PATCH v2] ARM: decompress: Use /memreserve/ DTS nodes when validating memory
Date: Tue, 7 Sep 2021 17:09:46 +0200 [thread overview]
Message-ID: <CAMuHMdViJU7Na8D0n=-xrF0OOCKMArg4vzjb7q73e4xpS1EtpQ@mail.gmail.com> (raw)
In-Reply-To: <20210907145652.63362-1-bert@biot.com>
On Tue, Sep 7, 2021 at 4:57 PM Bert Vermeulen <bert@biot.com> wrote:
> If the bootloader needs the start of memory to be preserved, for example
> because it dropped the Trusted Firmware blob there, this chunk of memory
> shouldn't be used by the kernel.
>
> To avoid adding yet another SoC-specific text offset to arch/arm/Makefile,
> this patch allows for a /memreserve/ entry in the DTS to mark off the
> memory chunk instead.
>
> Signed-off-by: Bert Vermeulen <bert@biot.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Gr{oetje,eeting}s,
Geert
--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org
In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds
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linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2021-09-07 15:09 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-09-07 14:56 [PATCH v2] ARM: decompress: Use /memreserve/ DTS nodes when validating memory Bert Vermeulen
2021-09-07 14:56 ` Bert Vermeulen
2021-09-07 15:09 ` Geert Uytterhoeven [this message]
2021-09-07 15:09 ` Geert Uytterhoeven
2021-09-09 11:29 ` Ard Biesheuvel
2021-09-09 11:29 ` Ard Biesheuvel
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