Re: [PATCH V3 4/5] mm: Make DEBUG_WX depdendent on GENERIC_PTDUMP
From: Christophe Leroy <hidden>
Date: 2025-02-26 12:50:03
Also in:
kvmarm, linux-doc, linux-mm, linux-riscv, linux-s390, linuxppc-dev, lkml
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 <redacted>
Reviewed-by: Christophe Leroy <redacted>
quoted hunk ↗ jump to hunk
--- 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