[SCSI] 3w-xxxx: remove unnecessary local_irq_save/restore for scsi sg copy API

[linux-2.6-omap-h63xx.git] / mm / fremap.c

diff --git a/mm/fremap.c b/mm/fremap.c
index 69a37c2bdf815ce5d7d14f90cca4c1185b65dff7..7881638e4a12bd8c5489c8d08b5779b5ae5a0080 100644 (file)
--- a/mm/fremap.c
+++ b/mm/fremap.c
@@ -15,6 +15,7 @@
 #include <linux/rmap.h>
 #include <linux/module.h>
 #include <linux/syscalls.h>
+#include <linux/mmu_notifier.h>
 
 #include <asm/mmu_context.h>
 #include <asm/cacheflush.h>
@@ -113,7 +114,7 @@ static int populate_range(struct mm_struct *mm, struct vm_area_struct *vma,
  * mmap()/mremap() it does not create any new vmas. The new mappings are
  * also safe across swapout.
  *
- * NOTE: the 'prot' parameter right now is ignored (but must be zero),
+ * NOTE: the @prot parameter right now is ignored (but must be zero),
  * and the vma's default protection is used. Arbitrary protections
  * might be implemented in the future.
  */
@@ -214,7 +215,9 @@ asmlinkage long sys_remap_file_pages(unsigned long start, unsigned long size,
                spin_unlock(&mapping->i_mmap_lock);
        }
 
+       mmu_notifier_invalidate_range_start(mm, start, start + size);
        err = populate_range(mm, vma, start, size, pgoff);
+       mmu_notifier_invalidate_range_end(mm, start, start + size);
        if (!err && !(flags & MAP_NONBLOCK)) {
                if (unlikely(has_write_lock)) {
                        downgrade_write(&mm->mmap_sem);