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-rw-r--r--arch/x86/Makefile8
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/x86/Makefile b/arch/x86/Makefile
index c65fd9650467..c1aa36887843 100644
--- a/arch/x86/Makefile
+++ b/arch/x86/Makefile
@@ -183,6 +183,14 @@ archscripts: scripts_basic
archheaders:
$(Q)$(MAKE) $(build)=arch/x86/syscalls all
+archprepare:
+ifeq ($(CONFIG_KEXEC),y)
+# Build only for 64bit. No loaders for 32bit yet.
+ ifeq ($(CONFIG_X86_64),y)
+ $(Q)$(MAKE) $(build)=arch/x86/purgatory arch/x86/purgatory/kexec-purgatory.c
+ endif
+endif
+
###
# Kernel objects