linux-kernel - Re: [PATCH V3 5/5] mm: Rename GENERIC_PTDUMP and PTDUMP

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Message-ID: <Z79xK3xJWm0vH5jH@arm.com>
Date: Wed, 26 Feb 2025 19:53:15 +0000
From: Catalin Marinas <catalin.marinas@....com>
To: Anshuman Khandual <anshuman.khandual@....com>
Cc: linux-mm@...ck.org, Andrew Morton <akpm@...ux-foundation.org>,
	Mark Rutland <mark.rutland@....com>,
	Christophe Leroy <christophe.leroy@...roup.eu>,
	kvmarm@...ts.linux.dev, linux-arm-kernel@...ts.infradead.org,
	linux-doc@...r.kernel.org, linux-kernel@...r.kernel.org,
	linuxppc-dev@...ts.ozlabs.org, linux-riscv@...ts.infradead.org,
	linux-s390@...r.kernel.org, Will Deacon <will@...nel.org>,
	Jonathan Corbet <corbet@....net>, Marc Zyngier <maz@...nel.org>,
	Michael Ellerman <mpe@...erman.id.au>,
	Nicholas Piggin <npiggin@...il.com>,
	Paul Walmsley <paul.walmsley@...ive.com>,
	Palmer Dabbelt <palmer@...belt.com>,
	Heiko Carstens <hca@...ux.ibm.com>,
	Vasily Gorbik <gor@...ux.ibm.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...hat.com>
Subject: Re: [PATCH V3 5/5] mm: Rename GENERIC_PTDUMP and PTDUMP_CORE

On Wed, Feb 26, 2025 at 05:54:04PM +0530, Anshuman Khandual wrote:
> diff --git a/arch/arm64/include/asm/ptdump.h b/arch/arm64/include/asm/ptdump.h
> index 6cf4aae05219..b2931d1ae0fb 100644
> --- a/arch/arm64/include/asm/ptdump.h
> +++ b/arch/arm64/include/asm/ptdump.h
> @@ -7,7 +7,7 @@
>  
>  #include <linux/ptdump.h>
>  
> -#ifdef CONFIG_PTDUMP_CORE
> +#ifdef CONFIG_PTDUMP

Do we need this #ifdef at all? I haven't tried but usually, if the
feature is not enabled, the header file on its own should be harmless.

For arm64:

Acked-by: Catalin Marinas <catalin.marinas@....com>