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rmap: drop support of non-linear mappings

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We don't create non-linear mappings anymore.  Let's drop code which
handles them in rmap.

Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Kirill A. Shutemov 2015-02-10 14:09:59 -08:00 • committed by Linus Torvalds
commit 27ba0644ea
11 changed files with 18 additions and 300 deletions
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6
include/linux/mm.h
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@ -1796,12 +1796,6 @@ struct vm_area_struct *vma_interval_tree_iter_next(struct vm_area_struct *node,
for (vma = vma_interval_tree_iter_first(root, start, last); \
vma; vma = vma_interval_tree_iter_next(vma, start, last))
static inline void vma_nonlinear_insert(struct vm_area_struct *vma,
struct list_head *list)
{
list_add_tail(&vma->shared.nonlinear, list);
}
void anon_vma_interval_tree_insert(struct anon_vma_chain *node,
struct rb_root *root);
void anon_vma_interval_tree_remove(struct anon_vma_chain *node,