[PATCH v8 14/17] x86/Kconfig: enable kexec handover for 64 bits
From: Changyuan Lyu <hidden>
Date: 2025-05-09 07:47:21
Also in:
kexec, linux-devicetree, linux-doc, linux-mm, lkml
Subsystem:
the rest, x86 architecture (32-bit and 64-bit) · Maintainers:
Linus Torvalds, Thomas Gleixner, Ingo Molnar, Borislav Petkov, Dave Hansen
From: Alexander Graf <graf@amazon.com> Add ARCH_SUPPORTS_KEXEC_HANDOVER for 64 bits to allow enabling of KEXEC_HANDOVER configuration option. Signed-off-by: Alexander Graf <graf@amazon.com> Co-developed-by: Mike Rapoport (Microsoft) <rppt@kernel.org> Signed-off-by: Mike Rapoport (Microsoft) <rppt@kernel.org> Co-developed-by: Changyuan Lyu <redacted> Signed-off-by: Changyuan Lyu <redacted> --- arch/x86/Kconfig | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index 4b9f378e05f6b..d1fb81ffdaafa 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig@@ -2029,6 +2029,9 @@ config ARCH_SUPPORTS_KEXEC_BZIMAGE_VERIFY_SIG config ARCH_SUPPORTS_KEXEC_JUMP def_bool y +config ARCH_SUPPORTS_KEXEC_HANDOVER + def_bool X86_64 + config ARCH_SUPPORTS_CRASH_DUMP def_bool X86_64 || (X86_32 && HIGHMEM)
--
2.49.0.1015.ga840276032-goog