mm/mremap: fix unaccount of memory on vma_merge() failure

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Fix mremap so that only accounted memory is unaccounted if the mapping is
expandable but vma_merge() fails.

Link: https://lkml.kernel.org/r/20230830004549.16131-1-anthony.yznaga@oracle.com
Fixes: fdbef61491 ("mm/mremap: don't account pages in vma_to_resize()")
Signed-off-by: Anthony Yznaga <anthony.yznaga@oracle.com>
Acked-by: Brian Geffon <bgeffon@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

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Anthony Yznaga 2023-08-29 17:45:49 -07:00 • committed by Andrew Morton

parent b6afcb94ce

commit 954652b9f3

1 changed files with 3 additions and 1 deletions

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mm/mremap.c

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