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mm/khugepaged: Optimize collapse_pte_mapped_thp() by using vma_lookup()
authorLiam R. Howlett <Liam.Howlett@Oracle.com>
Thu, 8 Apr 2021 20:21:58 +0000 (16:21 -0400)
committerLiam R. Howlett <Liam.Howlett@oracle.com>
Fri, 11 Feb 2022 03:38:06 +0000 (22:38 -0500)
commit95e835191dbec18d01d54e618d9a0106be3040f1
tree7009c3eab424bb96532da02c95b672b0e8ded3a4tree
parentabea5db3ef3e94f0bb90070bb5ac1faa6bc3dddccommit | diff
mm/khugepaged: Optimize collapse_pte_mapped_thp() by using vma_lookup()

vma_lookup() will walk the vma tree once and not continue to look for
the next vma.  Since the exact vma is checked below, this is a more
optimal way of searching.

Signed-off-by: Liam R. Howlett <Liam.Howlett@Oracle.com>
Reviewed-by: Vlastimil Babka <vbabka@suse.cz>
mm/khugepaged.c diff | blob | history
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