linux-kernel - Re: [PATCH 1/2] powerpc/32: Call mmu_mark_initmem

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Message-Id: <165909975216.253830.17486621428279802843.b4-ty@ellerman.id.au>
Date:   Fri, 29 Jul 2022 23:02:32 +1000
From:   Michael Ellerman <patch-notifications@...erman.id.au>
To:     Christophe Leroy <christophe.leroy@...roup.eu>,
        Benjamin Herrenschmidt <benh@...nel.crashing.org>,
        Paul Mackerras <paulus@...ba.org>,
        Michael Ellerman <mpe@...erman.id.au>
Cc:     linuxppc-dev@...ts.ozlabs.org, Maxime Bizon <mbizon@...ebox.fr>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/2] powerpc/32: Call mmu_mark_initmem_nx() regardless of data block mapping.

On Tue, 14 Jun 2022 12:34:08 +0200, Christophe Leroy wrote:
> mark_initmem_nx() calls either mmu_mark_initmem_nx() or
> set_memory_attr() based on return from v_block_mapped()
> of _sinittext.
> 
> But we can now handle text and data independently, so that
> text may be mapped by block even when data is mapped by pages.
> 
> [...]

Applied to powerpc/next.

[1/2] powerpc/32: Call mmu_mark_initmem_nx() regardless of data block mapping.
      https://git.kernel.org/powerpc/c/980bbf7ca72012d317617fcdbfabe8708e4cef29
[2/2] powerpc/32: Set an IBAT covering up to _einittext during init
      https://git.kernel.org/powerpc/c/2a0fb3c155c97c75176e557d61f8e66c1bd9b735

cheers