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mm: migrate: fix the incorrect function name in comments

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since commit a98a2f0c8c ("mm/rmap: split migration into its own
function"), the migration ptes establishment has been split into a
separate try_to_migrate() function, thus update the related comments.

Link: https://lkml.kernel.org/r/5b824bad6183259c916ae6cf42f81d14c6118b06.1629447552.git.baolin.wang@linux.alibaba.com
Signed-off-by: Baolin Wang <baolin.wang@linux.alibaba.com>
Reviewed-by: Yang Shi <shy828301@gmail.com>
Reviewed-by: Alistair Popple <apopple@nvidia.com>
Cc: Matthew Wilcox <willy@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Baolin Wang 2021-09-08 15:18:03 -07:00 committed by Linus Torvalds
parent 2b9b624f5a
commit 68a9843f14
1 changed files with 1 additions and 1 deletions
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mm/migrate.c
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@ -1008,7 +1008,7 @@ static int __unmap_and_move(struct page *page, struct page *newpage,
}
/*
* By try_to_unmap(), page->mapcount goes down to 0 here. In this case,
* By try_to_migrate(), page->mapcount goes down to 0 here. In this case,
* we cannot notice that anon_vma is freed while we migrates a page.
* This get_anon_vma() delays freeing anon_vma pointer until the end
* of migration. File cache pages are no problem because of page_lock()