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From: Shakeel Butt <shakeel.butt@linux.dev>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: Kairui Song <ryncsn@gmail.com>,
	linux-mm@kvack.org,  Axel Rasmussen <axelrasmussen@google.com>,
	Yuanchu Xie <yuanchu@google.com>, Wei Xu <weixugc@google.com>,
	 Johannes Weiner <hannes@cmpxchg.org>,
	David Hildenbrand <david@kernel.org>,
	 Michal Hocko <mhocko@kernel.org>,
	Lorenzo Stoakes <ljs@kernel.org>, Barry Song <baohua@kernel.org>,
	 David Stevens <stevensd@google.com>,
	Chen Ridong <chenridong@huaweicloud.com>,
	 Leno Hou <lenohou@gmail.com>, Yafang Shao <laoar.shao@gmail.com>,
	Yu Zhao <yuzhao@google.com>,
	 Zicheng Wang <wangzicheng@honor.com>,
	Baolin Wang <baolin.wang@linux.alibaba.com>,
	 Kalesh Singh <kaleshsingh@google.com>,
	Suren Baghdasaryan <surenb@google.com>,
	 Chris Li <chrisl@kernel.org>, Vernon Yang <vernon2gm@gmail.com>,
	linux-kernel@vger.kernel.org,  Qi Zheng <qi.zheng@linux.dev>
Subject: Re: [PATCH v7 00/15] mm/mglru: improve reclaim loop and dirty folio handling
Date: Tue, 26 May 2026 20:25:39 -0700	[thread overview]
Message-ID: <ahZjvYs83591EYXW@linux.dev> (raw)
In-Reply-To: <20260526183506.ffb1bbe41043c6247557caa1@linux-foundation.org>

On Tue, May 26, 2026 at 06:35:06PM -0700, Andrew Morton wrote:
> On Mon, 11 May 2026 22:56:21 -0700 Shakeel Butt <shakeel.butt@linux.dev> wrote:
> 
> > > > Please include traditional LRU results for all of the following experiments as
> > > > well (where it makes sense).
> > > 
> > > Sure, I've spawn a few test instances, was busy travelling last week.
> > > That specific test machine is occupied so it might take a while.
> > > 
> > > A systematic test run takes roughly one or two days to complete for
> > > one kernel version or config, e.g. the JS test takes at least 2 hours
> > > to finish. Comparing versions/setups takes more time.
> > > 
> > 
> > No worries, we have couple of weeks before the next merge window, so no urgency.
> 
> Well, no, not really.  Some schmuck wants to get our
> stable-non-rebasing branch into upstreamable shape well before the next
> merge window.
> 
> This series was issued a month ago!
> 
> Sorry to crack the whip, but let's please all be aware or our
> upstreaming timing.

Thanks for the reminder.

> 
> > I will go through the series in depth, hopefully there will not be a need for
> > next version and in that case, please just resend the cover letter with the
> > information you provided below and don't worry about the length of the cover
> > letter.
> 
> That's a plan.
> 
> Happily, MGRLU changes are well-isolated so I was able to trivially
> move this series to the tail of mm-unstable.
> 
> It isn't a problem at all for me to defer this until the next cycle -
> please let me know.

I am on it and will aim to be done by weekend.

> 
> I'd like to know this as early as possible so I can hide the series
> until after -rc1.  We shouldn't have "not for next merge window"
> material in there possibly invalidating our ongoing testing.

Ack.


  reply	other threads:[~2026-05-27  3:26 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-04-27 18:06 [PATCH v7 00/15] mm/mglru: improve reclaim loop and dirty folio handling Kairui Song via B4 Relay
2026-04-27 18:06 ` [PATCH v7 01/15] mm/mglru: consolidate common code for retrieving evictable size Kairui Song via B4 Relay
2026-04-27 18:06 ` [PATCH v7 02/15] mm/mglru: rename variables related to aging and rotation Kairui Song via B4 Relay
2026-04-27 18:06 ` [PATCH v7 03/15] mm/mglru: relocate the LRU scan batch limit to callers Kairui Song via B4 Relay
2026-04-27 18:06 ` [PATCH v7 04/15] mm/mglru: restructure the reclaim loop Kairui Song via B4 Relay
2026-04-27 18:06 ` [PATCH v7 05/15] mm/mglru: scan and count the exact number of folios Kairui Song via B4 Relay
2026-04-27 18:06 ` [PATCH v7 06/15] mm/mglru: avoid reclaim type fall back when isolation makes no progress Kairui Song via B4 Relay
2026-04-28  4:18   ` Kairui Song
2026-04-27 18:06 ` [PATCH v7 07/15] mm/mglru: use a smaller batch for reclaim Kairui Song via B4 Relay
2026-04-27 18:06 ` [PATCH v7 08/15] mm/mglru: don't abort scan immediately right after aging Kairui Song via B4 Relay
2026-04-27 18:07 ` [PATCH v7 09/15] mm/mglru: remove redundant swap constrained check upon isolation Kairui Song via B4 Relay
2026-04-27 18:07 ` [PATCH v7 10/15] mm/mglru: use the common routine for dirty/writeback reactivation Kairui Song via B4 Relay
2026-04-27 18:07 ` [PATCH v7 11/15] mm/mglru: simplify and improve dirty writeback handling Kairui Song via B4 Relay
2026-04-27 18:07 ` [PATCH v7 12/15] mm/mglru: remove no longer used reclaim argument for folio protection Kairui Song via B4 Relay
2026-04-27 18:07 ` [PATCH v7 13/15] mm/vmscan: remove sc->file_taken Kairui Song via B4 Relay
2026-04-27 18:07 ` [PATCH v7 14/15] mm/vmscan: remove sc->unqueued_dirty Kairui Song via B4 Relay
2026-04-27 18:07 ` [PATCH v7 15/15] mm/vmscan: unify writeback reclaim statistic and throttling Kairui Song via B4 Relay
2026-04-27 18:22 ` [PATCH v7 00/15] mm/mglru: improve reclaim loop and dirty folio handling Andrew Morton
2026-05-11 18:51 ` Shakeel Butt
2026-05-12  5:08   ` Kairui Song
2026-05-12  5:56     ` Shakeel Butt
2026-05-27  1:35       ` Andrew Morton
2026-05-27  3:25         ` Shakeel Butt [this message]
2026-05-27  5:36         ` Kairui Song
2026-05-14 18:50 ` Kairui Song

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