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mm: Convert vma_lookup() to use mtree_load()
authorMatthew Wilcox (Oracle) <willy@infradead.org>
Fri, 29 Oct 2021 01:53:09 +0000 (21:53 -0400)
committerLiam R. Howlett <Liam.Howlett@oracle.com>
Mon, 14 Mar 2022 18:49:45 +0000 (14:49 -0400)
commit194e61a5f64a32229daa2ecac75aa3f538a66084
tree077092544e70be200830be87af303e0984e0231ctree
parentcdcd84a48d3dde82086e5374a9bad6134892195bcommit | diff
mm: Convert vma_lookup() to use mtree_load()

Unlike the rbtree, the Maple Tree will return a NULL if there's
nothing at a particular address.

Since the previous commit dropped the vmacache, it is now possible to
consult the tree directly.

Acked-by: Vlastimil Babka <vbabka@suse.cz>
Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Signed-off-by: Liam R. Howlett <Liam.Howlett@Oracle.com>
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