From: Michal Hocko <mhocko@suse.com>
To: Lance Yang <ioworker0@gmail.com>
Cc: akpm@linux-foundation.org, zokeefe@google.com, david@redhat.com,
songmuchun@bytedance.com, shy828301@gmail.com, peterx@redhat.com,
minchan@kernel.org, linux-mm@kvack.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH 1/1] mm/khugepaged: skip copying lazyfree pages on collapse
Date: Fri, 2 Feb 2024 13:27:48 +0100 [thread overview]
Message-ID: <ZbzfxNn4AYnTVFLh@tiehlicka> (raw)
In-Reply-To: <CAK1f24=7sy_Bczpt5YeDbkhfriYUc1=zreSFdGCxfF3R0D6sRQ@mail.gmail.com>
On Fri 02-02-24 19:18:31, Lance Yang wrote:
> IMO, since it's treated the same as pte_none,
> perhaps lazyfree pages shouldn't be copied to
> the new huge page.
Why? The content of MADV_FREE page is valid until it is reclaimed.
--
Michal Hocko
SUSE Labs
next prev parent reply other threads:[~2024-02-02 12:27 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-02-01 12:52 [PATCH 1/1] mm/khugepaged: skip copying lazyfree pages on collapse Lance Yang
2024-02-01 13:49 ` Lance Yang
2024-02-01 20:37 ` Yang Shi
2024-02-02 11:23 ` Lance Yang
2024-02-02 17:43 ` Yang Shi
2024-02-02 10:06 ` Michal Hocko
2024-02-02 11:18 ` Lance Yang
2024-02-02 12:27 ` Michal Hocko [this message]
2024-02-02 12:52 ` Lance Yang
2024-02-02 12:57 ` Michal Hocko
2024-02-02 13:46 ` Lance Yang
2024-02-02 14:20 ` Lance Yang
2024-02-02 14:42 ` Michal Hocko
2024-02-02 14:52 ` Lance Yang
2024-02-02 15:26 ` David Hildenbrand
2024-02-02 15:38 ` Michal Hocko
2024-02-02 17:42 ` Yang Shi
2024-02-03 4:17 ` Lance Yang
2024-02-05 19:41 ` Yang Shi
2024-02-05 9:45 ` Michal Hocko
2024-02-05 19:43 ` Yang Shi
2024-02-05 20:26 ` Zach O'Keefe
2024-02-20 10:15 ` Lance Yang
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