[PATCH] x86: cleanup - use PAGE_SIZE instead of numeric constant in boot code

Cyrill Gorcunov
2008-02-21T19:51:03Z

This patch replaces 4096 numeric constant with PAGE_SIZE macro.

Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
---

Text segments of old and new files *are* the same so
it wouldn't break current kernel.

main.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)

Index: linux-2.6.git/arch/x86/boot/main.c
===================================================================
--- linux-2.6.git.orig/arch/x86/boot/main.c 2008-02-09 22:27:13.000000000 +0300
+++ linux-2.6.git/arch/x86/boot/main.c 2008-02-21 22:28:10.000000000 +0300
@@ -14,6 +14,7 @@
* Main module for the real-mode kernel code
*/

+#include <asm/page.h>
#include "boot.h"

struct boot_params boot_params __attribute__((aligned(16)));
@@ -36,7 +37,7 @@ static void copy_boot_params(void)
const struct old_cmdline * const oldcmd =
(const struct old_cmdline *)OLD_CL_ADDRESS;

- BUILD_BUG_ON(sizeof boot_params != 4096);
+ BUILD_BUG_ON(sizeof boot_params != PAGE_SIZE);
memcpy(&boot_params.hdr, &hdr, sizeof hdr);

if (!boot_params.hdr.cmd_line_ptr &&