From: SJ Park <sj@kernel.org>
To: SJ Park <sj@kernel.org>
Cc: Andrew Morton <akpm@linux-foundation.org>,
Liew Rui Yan <aethernet65535@gmail.com>,
stable@vger.kernel.org, damon@lists.linux.dev,
linux-kernel@vger.kernel.org, linux-mm@kvack.org
Subject: Re: [PATCH v4] mm/damon/core: allow esz to be set to zero
Date: Tue, 8 Sep 2026 07:50:35 -0700 [thread overview]
Message-ID: <20260908145036.104970-1-sj@kernel.org> (raw)
In-Reply-To: <20260908135413.97570-1-sj@kernel.org>
On Tue, 8 Sep 2026 06:54:11 -0700 SJ Park <sj@kernel.org> wrote:
> From: Liew Rui Yan <aethernet65535@gmail.com>
>
> When the temporal quota goal tuner determines that the goal has been
> achieved (score >= 10000), it sets esz_bp to zero so that the esz
> becomes zero. However, damos_set_effective_quota() clamps the esz to
> min_region_sz when quota->ms is set.
>
> This is a minor issue, the main problem is that it doesn't match the
> description in the documentation, which state that if the goal has
> already been [over-]achieved, the quota will be set to zero.
>
> Fix this by set quota (esz) as minimum as possible.
Sashiko found a few pre-existing issues but no blocker for this patch.
Thanks,
SJ
[...]
prev parent reply other threads:[~2026-09-08 14:50 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-09-08 13:54 SJ Park
2026-09-08 14:50 ` SJ Park [this message]
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