From: Daniel Jordan <daniel.m.jordan@oracle.com>
To: Kirill Tkhai <ktkhai@virtuozzo.com>
Cc: akpm@linux-foundation.org, mhocko@suse.com, linux-mm@kvack.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH 1/4] mm: Move recent_rotated pages calculation to shrink_inactive_list()
Date: Wed, 13 Feb 2019 12:33:27 -0500 [thread overview]
Message-ID: <20190213173327.uhexilxmmztx7fbt@ca-dmjordan1.us.oracle.com> (raw)
In-Reply-To: <154998444053.18704.14821278988281142015.stgit@localhost.localdomain>
On Tue, Feb 12, 2019 at 06:14:00PM +0300, Kirill Tkhai wrote:
> Currently, struct reclaim_stat::nr_activate is a local variable,
> used only in shrink_page_list(). This patch introduces another
> local variable pgactivate to use instead of it, and reuses
> nr_activate to account number of active pages.
>
> Note, that we need nr_activate to be an array, since type of page
> may change during shrink_page_list() (see ClearPageSwapBacked()).
>
> Signed-off-by: Kirill Tkhai <ktkhai@virtuozzo.com>
> ---
> include/linux/vmstat.h | 2 +-
> mm/vmscan.c | 15 +++++++--------
include/trace/events/vmscan.h needs to account for the array-ification of
nr_activate too.
next prev parent reply other threads:[~2019-02-13 17:33 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-02-12 15:13 [PATCH 0/4] mm: Generalize putback functions Kirill Tkhai
2019-02-12 15:14 ` [PATCH 1/4] mm: Move recent_rotated pages calculation to shrink_inactive_list() Kirill Tkhai
2019-02-13 17:33 ` Daniel Jordan [this message]
2019-02-14 10:19 ` Kirill Tkhai
2019-02-12 15:14 ` [PATCH 2/4] mm: Move nr_deactivate accounting to shrink_active_list() Kirill Tkhai
2019-02-13 19:13 ` Daniel Jordan
2019-02-14 10:30 ` Kirill Tkhai
2019-02-12 15:14 ` [PATCH 3/4] mm: Remove pages_to_free argument of move_active_pages_to_lru() Kirill Tkhai
2019-02-13 19:14 ` Daniel Jordan
2019-02-14 10:36 ` Kirill Tkhai
2019-02-12 15:14 ` [PATCH 4/4] mm: Generalize putback scan functions Kirill Tkhai
2019-02-13 19:20 ` Daniel Jordan
2019-02-14 10:29 ` Kirill Tkhai
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