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sched: use maple tree iterator to walk VMAs
authorMatthew Wilcox (Oracle) <willy@infradead.org>
Thu, 14 Apr 2022 06:07:20 +0000 (23:07 -0700)
committerLiam R. Howlett <Liam.Howlett@oracle.com>
Wed, 11 May 2022 13:09:56 +0000 (09:09 -0400)
commit2cbcee5705517f9420e301b92ceb136920cf655d
treeb4ef470f186d36909acc6f78d74fb259843201abtree
parent1b7a8210df87a401e141a9c04dfafbb7db755ee0commit | diff
sched: use maple tree iterator to walk VMAs

The linked list is slower than walking the VMAs using the maple tree.  We
can't use the VMA iterator here because it doesn't support moving to an
earlier position.

Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Signed-off-by: Liam R. Howlett <Liam.Howlett@Oracle.com>
Acked-by: Vlastimil Babka <vbabka@suse.cz>
kernel/sched/fair.c diff | blob | history
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