[PATCH] Dynamic kernel command-line: arm

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

Signed-off-by: Alon Bar-Lev <alon.barlev@gmail.com>
Cc: Russell King <rmk@arm.linux.org.uk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

arch/arm/kernel/setup.c

@@ -106,7 +106,7 @@ unsigned long phys_initrd_size __initdata = 0;
 static struct meminfo meminfo __initdata = { 0, };
 static const char *cpu_name;
 static const char *machine_name;
-static char command_line[COMMAND_LINE_SIZE];
+static char __initdata command_line[COMMAND_LINE_SIZE];
 
 static char default_command_line[COMMAND_LINE_SIZE] __initdata = CONFIG_CMDLINE;
 static union { char c[4]; unsigned long l; } endian_test __initdata = { { 'l', '?', '?', 'b' } };
@@ -803,8 +803,8 @@ void __init setup_arch(char **cmdline_p)
 	init_mm.end_data   = (unsigned long) &_edata;
 	init_mm.brk	   = (unsigned long) &_end;
 
-	memcpy(saved_command_line, from, COMMAND_LINE_SIZE);
-	saved_command_line[COMMAND_LINE_SIZE-1] = '\0';
+	memcpy(boot_command_line, from, COMMAND_LINE_SIZE);
+	boot_command_line[COMMAND_LINE_SIZE-1] = '\0';
 	parse_cmdline(cmdline_p, from);
 	paging_init(&meminfo, mdesc);
 	request_standard_resources(&meminfo, mdesc);