From: Dave Hansen <haveblue@us.ibm.com>
The recent initmem poison patch tries to page-align the address that it
memsets. I think this is unnecessary because __init_begin is page-aligned
already in the linker script:
/* will be freed after init */
. = ALIGN(4096); /* Init code and data */
__init_begin = .;
.init.text : {
Signed-off-by: Dave Hansen <haveblue@us.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
---
25-akpm/arch/i386/mm/init.c | 2 +-
1 files changed, 1 insertion(+), 1 deletion(-)
diff -puN arch/i386/mm/init.c~dont-align-initmem-poisoning arch/i386/mm/init.c
--- 25/arch/i386/mm/init.c~dont-align-initmem-poisoning Thu Oct 7 14:13:56 2004
+++ 25-akpm/arch/i386/mm/init.c Thu Oct 7 14:13:56 2004
@@ -723,7 +723,7 @@ void free_initmem(void)
for (; addr < (unsigned long)(&__init_end); addr += PAGE_SIZE) {
ClearPageReserved(virt_to_page(addr));
set_page_count(virt_to_page(addr), 1);
- memset((void *)(addr & ~(PAGE_SIZE-1)), 0xcc, PAGE_SIZE);
+ memset((void *)addr, 0xcc, PAGE_SIZE);
free_page(addr);
totalram_pages++;
}
_