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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>
Tue, 8 Mar 2022 18:19:10 +0000 (13:19 -0500)
commit16772a005da47a80e217d945432956f3f15d8988
tree48faee9e94a4b2d4acf2a4caee80606f826e7c51tree
parent2cb7f94d23af7aca37b7b338f6894f3ebd28db71commit | 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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