summaryrefslogtreecommitdiffstats
path: root/arch/microblaze/mm/init.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/microblaze/mm/init.c')
-rw-r--r--arch/microblaze/mm/init.c11
1 files changed, 2 insertions, 9 deletions
diff --git a/arch/microblaze/mm/init.c b/arch/microblaze/mm/init.c
index 1608e2e1a44..cca3579d426 100644
--- a/arch/microblaze/mm/init.c
+++ b/arch/microblaze/mm/init.c
@@ -15,6 +15,7 @@
#include <linux/initrd.h>
#include <linux/pagemap.h>
#include <linux/pfn.h>
+#include <linux/slab.h>
#include <linux/swap.h>
#include <asm/page.h>
@@ -46,6 +47,7 @@ unsigned long memory_start;
EXPORT_SYMBOL(memory_start);
unsigned long memory_end; /* due to mm/nommu.c */
unsigned long memory_size;
+EXPORT_SYMBOL(memory_size);
/*
* paging_init() sets up the page tables - in fact we've already done this.
@@ -165,7 +167,6 @@ void free_init_pages(char *what, unsigned long begin, unsigned long end)
for (addr = begin; addr < end; addr += PAGE_SIZE) {
ClearPageReserved(virt_to_page(addr));
init_page_count(virt_to_page(addr));
- memset((void *)addr, 0xcc, PAGE_SIZE);
free_page(addr);
totalram_pages++;
}
@@ -208,14 +209,6 @@ void __init mem_init(void)
}
#ifndef CONFIG_MMU
-/* Check against bounds of physical memory */
-int ___range_ok(unsigned long addr, unsigned long size)
-{
- return ((addr < memory_start) ||
- ((addr + size) > memory_end));
-}
-EXPORT_SYMBOL(___range_ok);
-
int page_is_ram(unsigned long pfn)
{
return __range_ok(pfn, 0);