[IA64] fix section mismatch warnings

In 741f98fe Sam added full
checking across the entire vmlinux image.  This flushed out
a dozen new section mismatch warnings.  Start the whack-a-mole
game again to stomp them out.
Signed-off-by: Tony Luck <tony.luck@intel.com>

arch/ia64/kernel/head.S

@@ -178,7 +178,7 @@ swapper_pg_dir:
 halt_msg:
 	stringz "Halting kernel\n"
 
-	.text
+	.section .text.head,"ax"
 
 	.global start_ap
 
@@ -392,6 +392,8 @@ self:	hint @pause
 	br.sptk.many self		// endless loop
 END(_start)
 
+	.text
+
 GLOBAL_ENTRY(ia64_save_debug_regs)
 	alloc r16=ar.pfs,1,0,0,0
 	mov r20=ar.lc			// preserve ar.lc

arch/ia64/kernel/smpboot.c

@@ -487,7 +487,7 @@ struct create_idle {
 	int cpu;
 };
 
-void
+void __cpuinit
 do_fork_idle(struct work_struct *work)
 {
 	struct create_idle *c_idle =
@@ -497,7 +497,7 @@ do_fork_idle(struct work_struct *work)
 	complete(&c_idle->done);
 }
 
-static int __devinit
+static int __cpuinit
 do_boot_cpu (int sapicid, int cpu)
 {
 	int timeout;
@@ -808,7 +808,7 @@ set_cpu_sibling_map(int cpu)
 	}
 }
 
-int __devinit
+int __cpuinit
 __cpu_up (unsigned int cpu)
 {
 	int ret;

arch/ia64/kernel/vmlinux.lds.S

@@ -50,6 +50,8 @@ SECTIONS
 	KPROBES_TEXT
 	*(.gnu.linkonce.t*)
     }
+  .text.head : AT(ADDR(.text.head) - LOAD_OFFSET)
+	{ *(.text.head) }
   .text2 : AT(ADDR(.text2) - LOAD_OFFSET)
 	{ *(.text2) }
 #ifdef CONFIG_SMP

include/asm-ia64/smp.h

@@ -116,7 +116,6 @@ max_xtp (void)
 extern int __cpu_disable (void);
 extern void __cpu_die (unsigned int cpu);
 extern void cpu_die (void) __attribute__ ((noreturn));
-extern int __cpu_up (unsigned int cpu);
 extern void __init smp_build_cpu_map(void);
 
 extern void __init init_smp_config (void);