linux-kernel - Re: [PATCH v2] arm64: mm: Move KPTI helpers to mmu.c

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Message-Id: <175880703970.3419388.13372770098169657486.b4-ty@kernel.org>
Date: Thu, 25 Sep 2025 16:32:01 +0100
From: Will Deacon <will@...nel.org>
To: linux-arm-kernel@...ts.infradead.org,
	Kevin Brodsky <kevin.brodsky@....com>
Cc: catalin.marinas@....com,
	kernel-team@...roid.com,
	Will Deacon <will@...nel.org>,
	linux-kernel@...r.kernel.org,
	Ryan Roberts <ryan.roberts@....com>,
	Ard Biesheuvel <ardb@...nel.org>,
	Anshuman Khandual <anshuman.khandual@....com>,
	Kees Cook <kees@...nel.org>,
	Mark Rutland <mark.rutland@....com>,
	Suzuki K Poulose <suzuki.poulose@....com>,
	Yeoreum Yun <yeoreum.yun@....com>
Subject: Re: [PATCH v2] arm64: mm: Move KPTI helpers to mmu.c

On Fri, 12 Sep 2025 08:39:08 +0100, Kevin Brodsky wrote:
> create_kpti_ng_temp_pgd() is currently defined (as an alias) in
> mmu.c without matching declaration in a header; instead cpufeature.c
> makes its own declaration. This is clearly not pretty, and as commit
> ceca927c86e6 ("arm64: mm: Fix CFI failure due to kpti_ng_pgd_alloc
> function signature") showed, it also makes it very easy for the
> prototypes to go out of sync.
> 
> [...]

Applied to arm64 (for-next/core), thanks!

Please check that I resolved the conflicts correctly...

[1/1] arm64: mm: Move KPTI helpers to mmu.c
      https://git.kernel.org/arm64/c/200b0d25084d

Cheers,
-- 
Will

https://fixes.arm64.dev
https://next.arm64.dev
https://will.arm64.dev