mm/vma: introduce VM_ACCESS_FLAGS

[linux-2.6-microblaze.git] / mm / mmap.c

diff --git a/mm/mmap.c b/mm/mmap.c
index 8d77dbb..f609e9e 100644 (file)
--- a/mm/mmap.c
+++ b/mm/mmap.c
@@ -1224,7 +1224,7 @@ static int anon_vma_compatible(struct vm_area_struct *a, struct vm_area_struct *
        return a->vm_end == b->vm_start &&
                mpol_equal(vma_policy(a), vma_policy(b)) &&
                a->vm_file == b->vm_file &&
-               !((a->vm_flags ^ b->vm_flags) & ~(VM_READ|VM_WRITE|VM_EXEC|VM_SOFTDIRTY)) &&
+               !((a->vm_flags ^ b->vm_flags) & ~(VM_ACCESS_FLAGS | VM_SOFTDIRTY)) &&
                b->vm_pgoff == a->vm_pgoff + ((b->vm_start - a->vm_start) >> PAGE_SHIFT);
 }
 
@@ -2123,6 +2123,7 @@ arch_get_unmapped_area(struct file *filp, unsigned long addr,
        info.low_limit = mm->mmap_base;
        info.high_limit = mmap_end;
        info.align_mask = 0;
+       info.align_offset = 0;
        return vm_unmapped_area(&info);
 }
 #endif
@@ -2164,6 +2165,7 @@ arch_get_unmapped_area_topdown(struct file *filp, unsigned long addr,
        info.low_limit = max(PAGE_SIZE, mmap_min_addr);
        info.high_limit = arch_get_mmap_base(addr, mm->mmap_base);
        info.align_mask = 0;
+       info.align_offset = 0;
        addr = vm_unmapped_area(&info);
 
        /*