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From: Michal Hocko <mhocko@suse.com>
To: Suren Baghdasaryan <surenb@google.com>
Cc: linux-man@vger.kernel.org, akpm@linux-foundation.org,
	jannh@google.com, keescook@chromium.org, jeffv@google.com,
	minchan@kernel.org, shakeelb@google.com, rientjes@google.com,
	edgararriaga@google.com, timmurray@google.com,
	linux-mm@kvack.org, selinux@vger.kernel.org,
	linux-security-module@vger.kernel.org, linux-api@vger.kernel.org,
	linux-kernel@vger.kernel.org, kernel-team@android.com
Subject: Re: [PATCH 1/1] process_madvise.2: Add process_madvise man page
Date: Mon, 25 Jan 2021 14:19:35 +0100	[thread overview]
Message-ID: <20210125131935.GI827@dhcp22.suse.cz> (raw)
In-Reply-To: <20210120202337.1481402-1-surenb@google.com>

On Wed 20-01-21 12:23:37, Suren Baghdasaryan wrote:
[...]
>     MADV_COLD (since Linux 5.4.1)
>         Deactivate a given range of pages by moving them from active to
>         inactive LRU list. This is done to accelerate the reclaim of these
>         pages. The advice might be ignored for some pages in the range when it
>         is not applicable.

I do not think we want to talk about active/inactive LRU lists here.
Wouldn't it be sufficient to say
Deactive a given range of pages which will make them a more probable
reclaim target should there be a memory pressure. This is a
non-destructive operation.

Other than that, looks good to me from the content POV.

Thanks!
-- 
Michal Hocko
SUSE Labs


  reply	other threads:[~2021-01-25 13:19 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-01-20 20:23 Suren Baghdasaryan
2021-01-25 13:19 ` Michal Hocko [this message]
2021-01-26  0:14   ` Suren Baghdasaryan
2021-01-28 12:24 ` Michael Kerrisk (man-pages)
2021-01-28 18:40   ` Suren Baghdasaryan
2021-01-28 20:31     ` Michael Kerrisk (man-pages)
2021-01-28 20:37       ` Suren Baghdasaryan
2021-01-29  7:15       ` Suren Baghdasaryan

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