kexec: add KEXEC_ELF

Right now powerpc provides an implementation to read elf files with the kexec_file_load() syscall. Make that available as a public kexec interface so it can be re-used on other architectures. Signed-off-by: Sven Schnelle <[email protected]> Reviewed-by: Thiago Jung Bauermann <[email protected]> Signed-off-by: Helge Deller <[email protected]>
chewitt · Sep 6, 2019 · 175fca3 · 175fca3
1 parent 544f448
commit 175fca3
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diff --git a/arch/Kconfig b/arch/Kconfig
@@ -18,6 +18,9 @@ config KEXEC_CORE
 	select CRASH_CORE
 	bool
 
+config KEXEC_ELF
+	bool
+
 config HAVE_IMA_KEXEC
 	bool
 

diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
@@ -512,6 +512,7 @@ config KEXEC_FILE
 	select KEXEC_CORE
 	select HAVE_IMA_KEXEC
 	select BUILD_BIN2C
+	select KEXEC_ELF
 	depends on PPC64
 	depends on CRYPTO=y
 	depends on CRYPTO_SHA256=y