From: Alex Shi <alex.shi@linux.alibaba.com>
To: Yu Zhao <yuzhao@google.com>,
Andrew Morton <akpm@linux-foundation.org>,
Hugh Dickins <hughd@google.com>
Cc: Michal Hocko <mhocko@kernel.org>,
Johannes Weiner <hannes@cmpxchg.org>,
Vladimir Davydov <vdavydov.dev@gmail.com>,
Roman Gushchin <guro@fb.com>, Vlastimil Babka <vbabka@suse.cz>,
Matthew Wilcox <willy@infradead.org>,
linux-mm@kvack.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 01/11] mm: use add_page_to_lru_list()
Date: Tue, 8 Dec 2020 11:41:21 +0800 [thread overview]
Message-ID: <cf290655-5353-1fd3-e57f-452b7662b458@linux.alibaba.com> (raw)
In-Reply-To: <20201207220949.830352-2-yuzhao@google.com>
Reviewed-by: Alex Shi <alex.shi@linux.alibaba.com>
在 2020/12/8 上午6:09, Yu Zhao 写道:
> There is add_page_to_lru_list(), and move_pages_to_lru() should reuse
> it, not duplicate it.
>
> Signed-off-by: Yu Zhao <yuzhao@google.com>
> ---
> mm/vmscan.c | 6 +-----
> 1 file changed, 1 insertion(+), 5 deletions(-)
>
> diff --git a/mm/vmscan.c b/mm/vmscan.c
> index 469016222cdb..a174594e40f8 100644
> --- a/mm/vmscan.c
> +++ b/mm/vmscan.c
> @@ -1821,7 +1821,6 @@ static unsigned noinline_for_stack move_pages_to_lru(struct lruvec *lruvec,
> int nr_pages, nr_moved = 0;
> LIST_HEAD(pages_to_free);
> struct page *page;
> - enum lru_list lru;
>
> while (!list_empty(list)) {
> page = lru_to_page(list);
> @@ -1866,11 +1865,8 @@ static unsigned noinline_for_stack move_pages_to_lru(struct lruvec *lruvec,
> * inhibits memcg migration).
> */
> VM_BUG_ON_PAGE(!lruvec_holds_page_lru_lock(page, lruvec), page);
> - lru = page_lru(page);
> + add_page_to_lru_list(page, lruvec, page_lru(page));
> nr_pages = thp_nr_pages(page);
> -
> - update_lru_size(lruvec, lru, page_zonenum(page), nr_pages);
> - list_add(&page->lru, &lruvec->lists[lru]);
> nr_moved += nr_pages;
> if (PageActive(page))
> workingset_age_nonresident(lruvec, nr_pages);
>
next prev parent reply other threads:[~2020-12-08 3:41 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-12-07 22:09 [PATCH 00/11] mm: lru related cleanups Yu Zhao
2020-12-07 22:09 ` [PATCH 01/11] mm: use add_page_to_lru_list() Yu Zhao
2020-12-08 3:41 ` Alex Shi [this message]
2020-12-07 22:09 ` [PATCH 02/11] mm: shuffle lru list addition and deletion functions Yu Zhao
2020-12-07 22:09 ` [PATCH 03/11] mm: don't pass "enum lru_list" to lru list addition functions Yu Zhao
2020-12-08 8:14 ` Alex Shi
2020-12-08 8:24 ` Alex Shi
2020-12-07 22:09 ` [PATCH 04/11] mm: don't pass "enum lru_list" to trace_mm_lru_insertion() Yu Zhao
2020-12-08 8:46 ` Alex Shi
2020-12-07 22:09 ` [PATCH 05/11] mm: don't pass "enum lru_list" to del_page_from_lru_list() Yu Zhao
2020-12-07 22:09 ` [PATCH 06/11] mm: add __clear_page_lru_flags() to replace page_off_lru() Yu Zhao
2020-12-07 22:09 ` [PATCH 07/11] mm: VM_BUG_ON lru page flags Yu Zhao
2020-12-07 22:24 ` Matthew Wilcox
2020-12-16 0:54 ` Yu Zhao
2020-12-16 0:59 ` Matthew Wilcox
2020-12-07 22:09 ` [PATCH 08/11] mm: fold page_lru_base_type() into its sole caller Yu Zhao
2020-12-08 9:02 ` Alex Shi
2020-12-07 22:09 ` [PATCH 09/11] mm: fold __update_lru_size() " Yu Zhao
2020-12-08 9:07 ` Alex Shi
2020-12-07 22:09 ` [PATCH 10/11] mm: make lruvec_lru_size() static Yu Zhao
2020-12-08 9:09 ` Alex Shi
2020-12-07 22:09 ` [PATCH 11/11] mm: enlarge the "int nr_pages" parameter of update_lru_size() Yu Zhao
2020-12-08 9:15 ` Alex Shi
2020-12-14 21:50 ` Hugh Dickins
2020-12-16 0:18 ` Yu Zhao
2020-12-10 9:28 ` [PATCH 00/11] mm: lru related cleanups Alex Shi
2020-12-16 0:48 ` Yu Zhao
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