linux-kernel - Re: [PATCH] x86/mm: Ensure clear_page() variants always have __kcfi_typeid

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Message-ID: <20251030192819.GFaQO8U29xvWcPT_s2@fat_crate.local>
Date: Thu, 30 Oct 2025 20:28:19 +0100
From: Borislav Petkov <bp@...en8.de>
To: Nathan Chancellor <nathan@...nel.org>
Cc: Peter Zijlstra <peterz@...radead.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...hat.com>,
	Dave Hansen <dave.hansen@...ux.intel.com>, x86@...nel.org,
	Sami Tolvanen <samitolvanen@...gle.com>,
	linux-kernel@...r.kernel.org, llvm@...ts.linux.dev
Subject: Re: [PATCH] x86/mm: Ensure clear_page() variants always have
 __kcfi_typeid_ symbols

Hey Nathan,

On Mon, Oct 13, 2025 at 02:27:36PM -0700, Nathan Chancellor wrote:
> When building with CONFIG_CFI=y and CONFIG_LTO_CLANG_FULL=y, there is a
> series of errors from the various versions of clear_page() not having
> __kcfi_typeid_ symbols.

might wanna wait with this one - those are going away except one:

https://lore.kernel.org/r/20251027202109.678022-5-ankur.a.arora@oracle.com

-- 
Regards/Gruss,
    Boris.

https://people.kernel.org/tglx/notes-about-netiquette