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mm/vmscan: remove obsolete comment in get_scan_count 

Since commit 1431d4d11a ("mm: base LRU balancing on an explicit cost
model"), the relative value of each set of LRU lists is based on cost
model instead of rotated/scanned ratio.  Cleanup the relevant comment.

Link: https://lkml.kernel.org/r/20220409030245.61211-1-linmiaohe@huawei.com
Signed-off-by: Miaohe Lin <linmiaohe@huawei.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
Miaohe Lin 2022-04-28 23:16:04 -07:00 committed by akpm
parent 8b3a899abe
commit 02e458d8d0
1 changed files with 1 additions and 3 deletions
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4
mm/vmscan.c
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@ -2646,9 +2646,7 @@ enum scan_balance {
/*
* Determine how aggressively the anon and file LRU lists should be
* scanned. The relative value of each set of LRU lists is determined
* by looking at the fraction of the pages scanned we did rotate back
* onto the active list instead of evict.
* scanned.
*
* nr[0] = anon inactive pages to scan; nr[1] = anon active pages to scan
* nr[2] = file inactive pages to scan; nr[3] = file active pages to scan