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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>
Mon, 14 Mar 2022 18:49:45 +0000 (14:49 -0400)
commit61f5c8889da2721b0ddcfb93a38b07a55ce3a395
tree77545f79b6bbb2f37fed27189bca32ef1f124340tree
parent6ed56ce21fd732ca5a03942436a8029dc8c8a8e0commit | 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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