[ARM] add machine-specific hook to machine_kexec
Provide the option to call a machine-specific function
before kexec'ing a new kernel.
Signed-off-by: Eric Cooper <ecc@cmu.edu>
Signed-off-by: Nicolas Pitre <nico@fluxnic.net>
diff --git a/arch/arm/include/asm/kexec.h b/arch/arm/include/asm/kexec.h
index c0094d8..c2b9b4b 100644
--- a/arch/arm/include/asm/kexec.h
+++ b/arch/arm/include/asm/kexec.h
@@ -50,6 +50,9 @@
}
}
+/* Function pointer to optional machine-specific reinitialization */
+extern void (*kexec_reinit)(void);
+
#endif /* __ASSEMBLY__ */
#endif /* CONFIG_KEXEC */