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authorIngo Molnar <mingo@elte.hu>2008-07-16 00:29:07 +0200
committerIngo Molnar <mingo@elte.hu>2008-07-16 00:29:07 +0200
commit82638844d9a8581bbf33201cc209a14876eca167 (patch)
tree961d7f9360194421a71aa644a9d0c176a960ce49 /arch/avr32/mm/init.c
parent9982fbface82893e77d211fbabfbd229da6bdde6 (diff)
parent63cf13b77ab785e87c867defa8545e6d4a989774 (diff)
downloadop-kernel-dev-82638844d9a8581bbf33201cc209a14876eca167.zip
op-kernel-dev-82638844d9a8581bbf33201cc209a14876eca167.tar.gz
Merge branch 'linus' into cpus4096
Conflicts: arch/x86/xen/smp.c kernel/sched_rt.c net/iucv/iucv.c Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/avr32/mm/init.c')
-rw-r--r--arch/avr32/mm/init.c22
1 files changed, 8 insertions, 14 deletions
diff --git a/arch/avr32/mm/init.c b/arch/avr32/mm/init.c
index 0e64ddc..3f90a87 100644
--- a/arch/avr32/mm/init.c
+++ b/arch/avr32/mm/init.c
@@ -11,6 +11,7 @@
#include <linux/swap.h>
#include <linux/init.h>
#include <linux/mmzone.h>
+#include <linux/module.h>
#include <linux/bootmem.h>
#include <linux/pagemap.h>
#include <linux/nodemask.h>
@@ -23,11 +24,14 @@
#include <asm/setup.h>
#include <asm/sections.h>
+#define __page_aligned __attribute__((section(".data.page_aligned")))
+
DEFINE_PER_CPU(struct mmu_gather, mmu_gathers);
-pgd_t swapper_pg_dir[PTRS_PER_PGD];
+pgd_t swapper_pg_dir[PTRS_PER_PGD] __page_aligned;
struct page *empty_zero_page;
+EXPORT_SYMBOL(empty_zero_page);
/*
* Cache of MMU context last used.
@@ -106,19 +110,9 @@ void __init paging_init(void)
zero_page = alloc_bootmem_low_pages_node(NODE_DATA(0),
PAGE_SIZE);
- {
- pgd_t *pg_dir;
- int i;
-
- pg_dir = swapper_pg_dir;
- sysreg_write(PTBR, (unsigned long)pg_dir);
-
- for (i = 0; i < PTRS_PER_PGD; i++)
- pgd_val(pg_dir[i]) = 0;
-
- enable_mmu();
- printk ("CPU: Paging enabled\n");
- }
+ sysreg_write(PTBR, (unsigned long)swapper_pg_dir);
+ enable_mmu();
+ printk ("CPU: Paging enabled\n");
for_each_online_node(nid) {
pg_data_t *pgdat = NODE_DATA(nid);
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