diff options
Diffstat (limited to 'arch/s390')
| -rw-r--r-- | arch/s390/mm/init.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/s390/mm/init.c b/arch/s390/mm/init.c index aa39591ca13..4bb21be3b00 100644 --- a/arch/s390/mm/init.c +++ b/arch/s390/mm/init.c @@ -24,6 +24,7 @@ #include <linux/pagemap.h> #include <linux/bootmem.h> #include <linux/pfn.h> +#include <linux/poison.h> #include <asm/processor.h> #include <asm/system.h> @@ -187,6 +188,7 @@ void free_initmem(void) for (; addr < (unsigned long)(&__init_end); addr += PAGE_SIZE) { ClearPageReserved(virt_to_page(addr)); init_page_count(virt_to_page(addr)); + memset((void *)addr, POISON_FREE_INITMEM, PAGE_SIZE); free_page(addr); totalram_pages++; } |