[PATCH] Dynamic kernel command-line: ia64

1. Rename saved_command_line into boot_command_line.
2. Set command_line as __initdata.

[[e-mail]: move some declarations to the right place]
Signed-off-by: Alon Bar-Lev <[e-mail]>
Cc: "Luck, Tony" <[e-mail]>
Signed-off-by: Andrew Morton <[e-mail]>
Signed-off-by: Linus Torvalds <[e-mail]>

arch/ia64/kernel/efi.c

···
 	ia64_srlz_i();
 }
 
+extern char __initdata boot_command_line[];
+
 void __init
 efi_init (void)
 {
···
 	efi_char16_t *c16;
 	u64 efi_desc_size;
 	char *cp, vendor[100] = "unknown";
-	extern char saved_command_line[];
 	int i;
 
 	/* it's too early to be able to use the standard kernel command line support... */
-	for (cp = saved_command_line; *cp; ) {
+	for (cp = boot_command_line; *cp; ) {
 		if (memcmp(cp, "mem=", 4) == 0) {
 			mem_limit = memparse(cp + 4, &cp);
 		} else if (memcmp(cp, "max_addr=", 9) == 0) {

arch/ia64/kernel/sal.c

···
 	}
 }
 
+extern char __initdata boot_command_line[];
+
 static void __init
 chk_nointroute_opt(void)
 {
 	char *cp;
-	extern char saved_command_line[];
 
-	for (cp = saved_command_line; *cp; ) {
+	for (cp = boot_command_line; *cp; ) {
 		if (memcmp(cp, "nointroute", 10) == 0) {
 			no_int_routing = 1;
 			printk ("no_int_routing on\n");

arch/ia64/kernel/setup.c

···
 	 * appropriate after a kernel panic.
 	 */
 	{
-		char *from = strstr(saved_command_line, "crashkernel=");
+		char *from = strstr(boot_command_line, "crashkernel=");
 		unsigned long base, size;
 		if (from) {
 			size = memparse(from + 12, &from);
···
 	ia64_patch_vtop((u64) __start___vtop_patchlist, (u64) __end___vtop_patchlist);
 
 	*cmdline_p = __va(ia64_boot_param->command_line);
-	strlcpy(saved_command_line, *cmdline_p, COMMAND_LINE_SIZE);
+	strlcpy(boot_command_line, *cmdline_p, COMMAND_LINE_SIZE);
 
 	efi_init();
 	io_port_init();