mm: set up vma iterator for vma_iter_prealloc() calls

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Set the correct limits for vma_iter_prealloc() calls so that the maple
tree can be smarter about how many nodes are needed.

Link: https://lkml.kernel.org/r/20230724183157.3939892-11-Liam.Howlett@oracle.com
Signed-off-by: Liam R. Howlett <Liam.Howlett@oracle.com>
Cc: Peng Zhang <zhangpeng.00@bytedance.com>
Cc: Suren Baghdasaryan <surenb@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

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This commit is contained in:

Liam R. Howlett 2023-07-24 14:31:52 -04:00 • committed by Andrew Morton

parent f72cf24a86

commit b5df092264

4 changed files with 64 additions and 57 deletions

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1

fs/exec.c

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18

mm/internal.h

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69

mm/mmap.c

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33

mm/nommu.c

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