[MIPS] Kexec: Fix several 64-bit bugs.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

arch/mips/kernel/relocate_kernel.S

@@ -14,9 +14,7 @@
 #include <asm/stackframe.h>
 #include <asm/addrspace.h>
 
-	.globl relocate_new_kernel
-relocate_new_kernel:
-
+LEAF(relocate_new_kernel)
 	PTR_L		s0, kexec_indirection_page
 	PTR_L		s1, kexec_start_address
 
@@ -54,9 +52,9 @@ copy_word:
 	/* copy page word by word */
 	REG_L		s5, (s2)
 	REG_S		s5, (s4)
-	INT_ADD	s4, s4, SZREG
-	INT_ADD	s2, s2, SZREG
-	INT_SUB	s6, s6, 1
+	PTR_ADD		s4, s4, SZREG
+	PTR_ADD		s2, s2, SZREG
+	LONG_SUB	s6, s6, 1
 	beq		s6, zero, process_entry
 	b		copy_word
 	b		process_entry
@@ -64,17 +62,21 @@ copy_word:
 done:
 	/* jump to kexec_start_address */
 	j		s1
+	END(relocate_new_kernel)
 
-	.globl kexec_start_address
 kexec_start_address:
-	.long	0x0
+	EXPORT(kexec_start_address)
+	PTR		0x0
+	.size		kexec_start_address, PTRSIZE
 
-	.globl kexec_indirection_page
 kexec_indirection_page:
-	.long	0x0
+	EXPORT(kexec_indirection_page)
+	PTR		0
+	.size		kexec_indirection_page, PTRSIZE
 
 relocate_new_kernel_end:
 
-	.globl relocate_new_kernel_size
 relocate_new_kernel_size:
-	.long relocate_new_kernel_end - relocate_new_kernel
+	EXPORT(relocate_new_kernel_size)
+	PTR		relocate_new_kernel_end - relocate_new_kernel
+	.size		relocate_new_kernel_size, PTRSIZE