From: Christophe Leroy <christophe.leroy@csgroup.eu>
To: Anshuman Khandual <anshuman.khandual@arm.com>, linux-mm@kvack.org
Cc: Andrew Morton <akpm@linux-foundation.org>,
Mark Rutland <mark.rutland@arm.com>,
kvmarm@lists.linux.dev, linux-arm-kernel@lists.infradead.org,
linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org,
linuxppc-dev@lists.ozlabs.org, linux-riscv@lists.infradead.org,
linux-s390@vger.kernel.org, Steven Price <steven.price@arm.com>
Subject: Re: [PATCH V3 4/5] mm: Make DEBUG_WX depdendent on GENERIC_PTDUMP
Date: Wed, 26 Feb 2025 13:31:54 +0100 [thread overview]
Message-ID: <c58f3fef-82a6-43a4-a222-1cc8ab62a93b@csgroup.eu> (raw)
In-Reply-To: <20250226122404.1927473-5-anshuman.khandual@arm.com>
Le 26/02/2025 à 13:24, Anshuman Khandual a écrit :
> DEBUG_WX selects PTDUMP_CORE without even ensuring that the given platform
> implements GENERIC_PTDUMP. This problem has been latent until now, as all
> the platforms subscribing ARCH_HAS_DEBUG_WX also subscribe GENERIC_PTDUMP.
>
> Cc: Andrew Morton <akpm@linux-foundation.org>
> Cc: linux-mm@kvack.org
> Cc: linux-kernel@vger.kernel.org
> Reviewed-by: Steven Price <steven.price@arm.com>
> Signed-off-by: Anshuman Khandual <anshuman.khandual@arm.com>
Reviewed-by: Christophe Leroy <christophe.leroy@csgroup.eu>
> ---
> mm/Kconfig.debug | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/mm/Kconfig.debug b/mm/Kconfig.debug
> index 41a58536531d..a51a1149909a 100644
> --- a/mm/Kconfig.debug
> +++ b/mm/Kconfig.debug
> @@ -186,6 +186,7 @@ config ARCH_HAS_DEBUG_WX
> config DEBUG_WX
> bool "Warn on W+X mappings at boot"
> depends on ARCH_HAS_DEBUG_WX
> + depends on GENERIC_PTDUMP
> depends on MMU
> select PTDUMP_CORE
> help
next prev parent reply other threads:[~2025-02-26 12:32 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-02-26 12:23 [PATCH V3 0/5] mm: Rework generic PTDUMP configs Anshuman Khandual
2025-02-26 12:24 ` [PATCH V3 1/5] configs: Drop GENERIC_PTDUMP from debug.config Anshuman Khandual
2025-02-26 12:24 ` [PATCH V3 2/5] arch/powerpc: Drop GENERIC_PTDUMP from mpc885_ads_defconfig Anshuman Khandual
2025-02-26 12:31 ` Christophe Leroy
2025-02-26 12:24 ` [PATCH V3 3/5] docs: arm64: Drop PTDUMP config options from ptdump.rst Anshuman Khandual
2025-02-26 19:45 ` Catalin Marinas
2025-02-26 12:24 ` [PATCH V3 4/5] mm: Make DEBUG_WX depdendent on GENERIC_PTDUMP Anshuman Khandual
2025-02-26 12:31 ` Christophe Leroy [this message]
2025-02-26 12:24 ` [PATCH V3 5/5] mm: Rename GENERIC_PTDUMP and PTDUMP_CORE Anshuman Khandual
2025-02-26 12:33 ` Christophe Leroy
2025-02-26 19:53 ` Catalin Marinas
2025-02-27 0:06 ` Anshuman Khandual
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