nommu: remove uses of VMA linked list

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Use the maple tree or VMA iterator instead.  This is faster and will allow
us to shrink the VMA.

Link: https://lkml.kernel.org/r/20220906194824.2110408-66-Liam.Howlett@oracle.com
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>
Tested-by: Yu Zhao <yuzhao@google.com>
Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: David Hildenbrand <david@redhat.com>
Cc: David Howells <dhowells@redhat.com>
Cc: Davidlohr Bueso <dave@stgolabs.net>
Cc: SeongJae Park <sj@kernel.org>
Cc: Sven Schnelle <svens@linux.ibm.com>
Cc: Will Deacon <will@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

...

This commit is contained in:

Matthew Wilcox (Oracle) 2022-09-06 19:49:05 +00:00 • committed by Andrew Morton

parent f683b9d613

commit 8220543df1

1 changed files with 109 additions and 37 deletions

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mm/nommu.c

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