From: Linus Walleij <linus.walleij@linaro.org>
To: "Russell King (Oracle)" <linux@armlinux.org.uk>
Cc: Grygorii Strashko <grygorii.strashko@ti.com>,
Nishanth Menon <nm@ti.com>,
santosh.shilimkar@oracle.com,
Santosh Shilimkar <ssantosh@kernel.org>,
Linux ARM <linux-arm-kernel@lists.infradead.org>,
Arnd Bergmann <arnd@arndb.de>,
Florian Fainelli <f.fainelli@gmail.com>,
Geert Uytterhoeven <geert+renesas@glider.be>,
Ard Biesheuvel <ardb@kernel.org>, Suman Anna <s-anna@ti.com>,
Tero Kristo <kristo@kernel.org>
Subject: Re: [PATCH 3/3] ARM: Map the lowmem and kernel separately
Date: Wed, 4 Aug 2021 15:12:49 +0200 [thread overview]
Message-ID: <CACRpkdaK2utObJgfKZJW6fcu0s6wT8VLjDwYyntYPq+e5h_RQw@mail.gmail.com> (raw)
In-Reply-To: <20210804103658.GP22278@shell.armlinux.org.uk>
Thanks so much for explaining this Russell!
On Wed, Aug 4, 2021 at 12:37 PM Russell King (Oracle)
<linux@armlinux.org.uk> wrote:
> My guess would be the problem is that kernel_sec_start and
> kernel_sec_end are not being adjusted, and are still pointing at
> the low physical addresses rather than the high ones.
> Consequently, kernel_x_start and kernel_nx_end points at the low phys
> space, but kernel_x_end and kernel_nx_start points to the high phys
> space.
I bet this is right, I will make a patch for Nishanth to test!
Thanks a *lot* for your elaborate explanation.
Yours,
Linus Walleij
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prev parent reply other threads:[~2021-08-04 13:15 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-05-17 14:57 [PATCH 0/3] Split lowmem and kernel mappings Linus Walleij
2021-05-17 14:57 ` [PATCH 1/3] ARM: Split KERNEL_OFFSET from PAGE_OFFSET Linus Walleij
2021-05-17 14:57 ` [PATCH 2/3] ARM: Define kernel physical section start and end Linus Walleij
2021-05-17 14:57 ` [PATCH 3/3] ARM: Map the lowmem and kernel separately Linus Walleij
2021-07-30 20:22 ` Nishanth Menon
2021-07-30 22:40 ` Linus Walleij
2021-08-03 10:27 ` Grygorii Strashko
2021-08-03 10:49 ` Russell King (Oracle)
2021-08-03 11:34 ` Linus Walleij
2021-08-04 10:05 ` Linus Walleij
2021-08-04 10:36 ` Russell King (Oracle)
2021-08-04 13:12 ` Linus Walleij [this message]
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