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authorAKASHI Takahiro <takahiro.akashi@linaro.org>2018-11-15 14:52:48 +0900
committerWill Deacon <will.deacon@arm.com>2018-12-06 14:38:52 +0000
commit3ddd9992a590c7462ff22f7cb17d386b83ed0a07 (patch)
tree457baf4bf38ffe38199cacf555ddd45bfd7ff2be /arch/arm64/Kconfig
parentarm64: cpufeature: add MMFR0 helper functions (diff)
downloadlinux-dev-3ddd9992a590c7462ff22f7cb17d386b83ed0a07.tar.xz
linux-dev-3ddd9992a590c7462ff22f7cb17d386b83ed0a07.zip
arm64: enable KEXEC_FILE config
Modify arm64/Kconfig to enable kexec_file_load support. Signed-off-by: AKASHI Takahiro <takahiro.akashi@linaro.org> Cc: Catalin Marinas <catalin.marinas@arm.com> Cc: Will Deacon <will.deacon@arm.com> Acked-by: James Morse <james.morse@arm.com> Signed-off-by: Will Deacon <will.deacon@arm.com>
Diffstat (limited to '')
-rw-r--r--arch/arm64/Kconfig9
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig
index 787d7850e064..93dc4d36d6db 100644
--- a/arch/arm64/Kconfig
+++ b/arch/arm64/Kconfig
@@ -858,6 +858,15 @@ config KEXEC
but it is independent of the system firmware. And like a reboot
you can start any kernel with it, not just Linux.
+config KEXEC_FILE
+ bool "kexec file based system call"
+ select KEXEC_CORE
+ help
+ This is new version of kexec system call. This system call is
+ file based and takes file descriptors as system call argument
+ for kernel and initramfs as opposed to list of segments as
+ accepted by previous system call.
+
config CRASH_DUMP
bool "Build kdump crash kernel"
help