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mm: move get_user_pages()-related code to separate file

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mm/memory.c is overloaded: over 4k lines. get_user_pages() code is
pretty much self-contained let's move it to separate file.

No other changes made.

Signed-off-by: Kirill A. Shutemov <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This commit is contained in:
Kirill A. Shutemov 2014-06-04 16:08:10 -07:00 • committed by Linus Torvalds
commit 4bbd4c776a
4 changed files with 655 additions and 642 deletions
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5
mm/internal.h
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@ -169,6 +169,11 @@ static inline unsigned long page_order(struct page *page)
return page_private(page);
}
static inline bool is_cow_mapping(vm_flags_t flags)
{
return (flags & (VM_SHARED | VM_MAYWRITE)) == VM_MAYWRITE;
}
/* mm/util.c */
void __vma_link_list(struct mm_struct *mm, struct vm_area_struct *vma,
struct vm_area_struct *prev, struct rb_node *rb_parent);