From: "Huang, Ying" <ying.huang@intel.com>
To: Barry Song <21cnbao@gmail.com>
Cc: Yosry Ahmed <yosryahmed@google.com>,
Nhat Pham <nphamcs@gmail.com>,
Baolin Wang <baolin.wang@linux.alibaba.com>,
akpm@linux-foundation.org, hannes@cmpxchg.org,
hughd@google.com, shakeel.butt@linux.dev, ryan.roberts@arm.com,
chrisl@kernel.org, david@redhat.com, kasong@tencent.com,
willy@infradead.org, viro@zeniv.linux.org.uk,
chengming.zhou@linux.dev, linux-mm@kvack.org,
kernel-team@meta.com, linux-kernel@vger.kernel.org
Subject: Re: [RFC PATCH 0/2] remove SWAP_MAP_SHMEM
Date: Wed, 25 Sep 2024 15:24:28 +0800 [thread overview]
Message-ID: <87jzf0ryab.fsf@yhuang6-desk2.ccr.corp.intel.com> (raw)
In-Reply-To: <CAGsJ_4yMxNsmPJn0W9puKWcQD3T7RDyQ=QmPhAtoq=3_u=m+TQ@mail.gmail.com> (Barry Song's message of "Wed, 25 Sep 2024 14:26:52 +0800")
Barry Song <21cnbao@gmail.com> writes:
[snip]
> I am perfectly fine with the approach, in the first loop, if we find all entries
> don't need CONTINUED, we can run the 2nd loop even for usage==1
> and nr > 1. this is almost always true for a real product where anon folios
> are unlikely to be fork-shared by so many processes.
One possible use case is ksm. Where the map count could be large.
--
Best Regards,
Huang, Ying
next prev parent reply other threads:[~2024-09-25 7:28 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-09-23 23:11 Nhat Pham
2024-09-23 23:11 ` [RFC PATCH 1/2] swapfile: add a batched variant for swap_duplicate() Nhat Pham
2024-09-23 23:11 ` [RFC PATCH 2/2] swap: shmem: remove SWAP_MAP_SHMEM Nhat Pham
2024-09-24 0:32 ` Yosry Ahmed
2024-09-24 0:20 ` [RFC PATCH 0/2] " Yosry Ahmed
2024-09-24 1:55 ` Baolin Wang
2024-09-24 2:15 ` Yosry Ahmed
2024-09-24 3:25 ` Baolin Wang
2024-09-24 14:32 ` Nhat Pham
2024-09-24 15:07 ` Yosry Ahmed
2024-09-24 15:48 ` Nhat Pham
2024-09-24 18:11 ` Yosry Ahmed
2024-09-25 6:26 ` Barry Song
2024-09-25 7:24 ` Huang, Ying [this message]
2024-09-25 7:38 ` Barry Song
2024-09-25 1:53 ` Baolin Wang
2024-09-25 14:37 ` Nhat Pham
2024-09-26 1:59 ` Huang, Ying
2024-09-26 3:30 ` Baolin Wang
2024-09-26 3:59 ` Barry Song
2024-09-26 22:50 ` Nhat Pham
2024-09-26 4:00 ` Barry Song
2024-09-25 7:19 ` Huang, Ying
2024-09-25 7:32 ` Barry Song
2024-09-25 14:21 ` Nhat Pham
2024-09-25 14:24 ` Nhat Pham
2024-09-25 14:28 ` Nhat Pham
2024-09-24 20:15 ` Chris Li
2024-09-24 21:30 ` Yosry Ahmed
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