From: Matthew Wilcox <willy@infradead.org>
To: Alex Shi <alex.shi@linux.alibaba.com>
Cc: cgroups@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-mm@kvack.org, akpm@linux-foundation.org,
mgorman@techsingularity.net, tj@kernel.org, hughd@google.com,
khlebnikov@yandex-team.ru, daniel.m.jordan@oracle.com,
yang.shi@linux.alibaba.com, shakeelb@google.com,
hannes@cmpxchg.org, "Michal Hocko" <mhocko@kernel.org>,
"Vladimir Davydov" <vdavydov.dev@gmail.com>,
"Roman Gushchin" <guro@fb.com>,
"Chris Down" <chris@chrisdown.name>,
"Thomas Gleixner" <tglx@linutronix.de>,
"Vlastimil Babka" <vbabka@suse.cz>, "Qian Cai" <cai@lca.pw>,
"Andrey Ryabinin" <aryabinin@virtuozzo.com>,
"Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>,
"Jérôme Glisse" <jglisse@redhat.com>,
"Andrea Arcangeli" <aarcange@redhat.com>,
"David Rientjes" <rientjes@google.com>,
"Aneesh Kumar K.V" <aneesh.kumar@linux.ibm.com>,
swkhack <swkhack@gmail.com>,
"Potyra, Stefan" <Stefan.Potyra@elektrobit.com>,
"Mike Rapoport" <rppt@linux.vnet.ibm.com>,
"Stephen Rothwell" <sfr@canb.auug.org.au>,
"Colin Ian King" <colin.king@canonical.com>,
"Jason Gunthorpe" <jgg@ziepe.ca>,
"Mauro Carvalho Chehab" <mchehab+samsung@kernel.org>,
"Peng Fan" <peng.fan@nxp.com>,
"Nikolay Borisov" <nborisov@suse.com>,
"Ira Weiny" <ira.weiny@intel.com>,
"Kirill Tkhai" <ktkhai@virtuozzo.com>,
"Yafang Shao" <laoar.shao@gmail.com>
Subject: Re: [PATCH v6 02/10] mm/lru: replace pgdat lru_lock with lruvec lock
Date: Mon, 16 Dec 2019 04:14:27 -0800 [thread overview]
Message-ID: <20191216121427.GZ32169@bombadil.infradead.org> (raw)
In-Reply-To: <1576488386-32544-3-git-send-email-alex.shi@linux.alibaba.com>
On Mon, Dec 16, 2019 at 05:26:18PM +0800, Alex Shi wrote:
> -static void lock_page_lru(struct page *page, int *isolated)
> +static struct lruvec *lock_page_lru(struct page *page, int *isolated)
> {
> - pg_data_t *pgdat = page_pgdat(page);
> + struct lruvec *lruvec = lock_page_lruvec_irq(page);
>
> - spin_lock_irq(&pgdat->lru_lock);
> if (PageLRU(page)) {
> - struct lruvec *lruvec;
>
> - lruvec = mem_cgroup_page_lruvec(page, pgdat);
> ClearPageLRU(page);
> del_page_from_lru_list(page, lruvec, page_lru(page));
> *isolated = 1;
> } else
> *isolated = 0;
> +
> + return lruvec;
> }
You still didn't fix this function. Go back and look at my comment from
the last time you sent this patch set.
next prev parent reply other threads:[~2019-12-16 12:14 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-12-16 9:26 [PATCH v6 00/10] per lruvec lru_lock for memcg Alex Shi
2019-12-16 9:26 ` [PATCH v6 01/10] mm/vmscan: remove unnecessary lruvec adding Alex Shi
2019-12-16 9:26 ` [PATCH v6 02/10] mm/lru: replace pgdat lru_lock with lruvec lock Alex Shi
2019-12-16 12:14 ` Matthew Wilcox [this message]
2019-12-17 1:30 ` Alex Shi
2019-12-17 2:16 ` Matthew Wilcox
2019-12-17 13:11 ` Alex Shi
2019-12-16 9:26 ` [PATCH v6 03/10] mm/lru: introduce the relock_page_lruvec function Alex Shi
2019-12-16 9:26 ` [PATCH v6 04/10] mm/mlock: optimize munlock_pagevec by relocking Alex Shi
2019-12-16 9:26 ` [PATCH v6 05/10] mm/swap: only change the lru_lock iff page's lruvec is different Alex Shi
2019-12-16 9:26 ` [PATCH v6 06/10] mm/pgdat: remove pgdat lru_lock Alex Shi
2019-12-16 9:26 ` [PATCH v6 07/10] mm/lru: revise the comments of lru_lock Alex Shi
2019-12-16 9:26 ` [PATCH v6 08/10] mm/lru: debug checking for page memcg moving and lock_page_memcg Alex Shi
2019-12-16 9:26 ` [PATCH v6 09/10] mm/memcg: fold lock in lock_page_lru Alex Shi
2019-12-16 9:26 ` [PATCH v6 10/10] mm: revise the comments of mem_cgroup_page_lruvec Alex Shi
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