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From: SJ Park <sj@kernel.org>
To: Sasha Levin <sashal@kernel.org>
Cc: SJ Park <sj@kernel.org>,
	stable@vger.kernel.org, Andrew Morton <akpm@linux-foundation.org>,
	Brendan Higgins <brendan.higgins@linux.dev>,
	David Gow <davidgow@davidgow.net>,
	Quanmin Yan <yanquanmin1@huawei.com>,
	damon@lists.linux.dev, linux-kernel@vger.kernel.org,
	linux-mm@kvack.org, Lian Wang <lianux.mm@gmail.com>,
	Kunwu Chan <kunwu.chan@gmail.com>
Subject: Re: [RFC PATCH 6.12.y 3/5] mm/damon/core: handle uninitialized damos_quota_goal->last_psi_total
Date: Sun,  8 Nov 2026 17:15:56 -0800	[thread overview]
Message-ID: <20261109011557.92525-1-sj@kernel.org> (raw)
In-Reply-To: <2026-11-08-1-daily-reply-0009-damon-6-12-psi@kernel.org>

On Sun,  8 Nov 2026 19:34:37 -0500 Sasha Levin <sashal@kernel.org> wrote:

> > When DAMOS_QUOTA_SOME_MEM_PSI_US metric damos quota goal is set, the PSI
> > delta for the feedback loop is calculated using
> > damos_quota_goal->last_psi_total.
> 
> Patches 1, 2, 4 and 5 are queued for 6.12.
> 
> This one doesn't apply: 610c4438fb66 ("mm/damon/core: error
> damos_commit_quota_goal() for zero target_value") is queued for 6.12 and made
> damos_commit_quota_goal() return int, so the `return 0;` has to be kept. Please
> rebase it on the queue and resend.

Thank you, Sasha.  I just rebased and posted [1] this one as another thread.

[1] https://lore.kernel.org/20261109011347.92467-1-sj@kernel.org


Thanks,
SJ

[...]


  reply	other threads:[~2026-11-09  1:16 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-11-07 21:45 [RFC PATCH 6.12.y 0/5] mm/damon: porting fixes that cherry-pick failed on 2026-11-07 SJ Park
2026-11-07 21:45 ` [RFC PATCH 6.12.y 1/5] mm/damon/core: skip applying scheme if region split for quota fails SJ Park
2026-11-07 21:52   ` sashiko-bot
2026-11-07 22:00     ` SJ Park
2026-11-07 21:45 ` [RFC PATCH 6.12.y 2/5] mm/damon/paddr: respect folio end for DAMOS actions except STAT SJ Park
2026-11-07 21:49   ` sashiko-bot
2026-11-07 21:45 ` [RFC PATCH 6.12.y 3/5] mm/damon/core: handle uninitialized damos_quota_goal->last_psi_total SJ Park
2026-11-07 21:57   ` sashiko-bot
2026-11-09  0:34   ` Sasha Levin
2026-11-09  1:15     ` SJ Park [this message]
2026-11-07 21:45 ` [RFC PATCH 6.12.y 4/5] mm/damon/core: filter out damos address filter-split failed region SJ Park
2026-11-07 21:53   ` sashiko-bot
2026-11-07 21:45 ` [RFC PATCH 6.12.y 5/5] mm/damon/core: remove unreachable damos charge_{target,addr}_from SJ Park
2026-11-07 21:58   ` sashiko-bot
2026-11-07 22:04     ` SJ Park

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