[PATCH v8 11/13] arm64: kexec_file: enable KEXEC_FILE config
From: AKASHI Takahiro
Date: Thu Feb 22 2018 - 06:20:07 EST
Modify arm64/Kconfig to enable kexec_file_load support.
Signed-off-by: AKASHI Takahiro <takahiro.akashi@xxxxxxxxxx>
Cc: Catalin Marinas <catalin.marinas@xxxxxxx>
Cc: Will Deacon <will.deacon@xxxxxxx>
---
arch/arm64/Kconfig | 10 ++++++++++
1 file changed, 10 insertions(+)
diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig
index 7381eeb7ef8e..79ee27b8d2a0 100644
--- a/arch/arm64/Kconfig
+++ b/arch/arm64/Kconfig
@@ -829,6 +829,16 @@ 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
+ select BUILD_BIN2C
+ ---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
--
2.16.2