From: Baolin Wang <baolin.wang@linux.alibaba.com>
To: "Barry Song (Xiaomi)" <baohua@kernel.org>,
akpm@linux-foundation.org, linux-mm@kvack.org
Cc: axelrasmussen@google.com, baoquan.he@linux.dev,
chenridong@xiaomi.com, david@kernel.org, hannes@cmpxchg.org,
kasong@tencent.com, lianux.mm@gmail.com,
linux-kernel@vger.kernel.org, ljs@kernel.org,
lyugaofei@xiaomi.com, mhocko@kernel.org, qi.zheng@linux.dev,
shakeel.butt@linux.dev, stevensd@chromium.org,
wangzicheng@honor.com, weixugc@google.com, yuanchu@google.com
Subject: Re: [PATCH 3/3] mm/mglru: retry the same type once if isolation fails due to races
Date: Mon, 24 Aug 2026 15:14:59 +0800 [thread overview]
Message-ID: <f30449df-da64-488e-a4d2-5bc54aa3e67e@linux.alibaba.com> (raw)
In-Reply-To: <20260820045603.68809-4-baohua@kernel.org>
On 8/20/26 12:56 PM, Barry Song (Xiaomi) wrote:
> If we are not exhausted (i.e., there are still folios in the
> reclaimable generations) but fail to isolate any folios due to
> promotions, protections, or races, retry once more to avoid going
> through the outer loop again.
>
> Signed-off-by: Barry Song (Xiaomi) <baohua@kernel.org>
> ---
Make sense to me.
Reviewed-by: Baolin Wang <baolin.wang@linux.alibaba.com>
next prev parent reply other threads:[~2026-08-24 7:15 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-08-20 4:56 [PATCH 0/3] mm/mglru: clean up isolate_folios and scan_folios for readability and clarity Barry Song (Xiaomi)
2026-08-20 4:56 ` [PATCH 1/3] mm/mglru: improve readability of isolate_folios() Barry Song (Xiaomi)
2026-08-20 9:02 ` Baolin Wang
2026-08-20 9:22 ` Kairui Song
2026-08-20 4:56 ` [PATCH 2/3] mm/mglru: improve scan_folios() exhaustion detection Barry Song (Xiaomi)
2026-08-21 1:44 ` Ridong Chen
2026-08-24 6:47 ` Baolin Wang
2026-08-20 4:56 ` [PATCH 3/3] mm/mglru: retry the same type once if isolation fails due to races Barry Song (Xiaomi)
2026-08-21 1:45 ` Ridong Chen
2026-08-24 7:14 ` Baolin Wang [this message]
2026-08-20 7:56 ` [PATCH 0/3] mm/mglru: clean up isolate_folios and scan_folios for readability and clarity Lian Wang (ProcessMission)
2026-08-24 7:22 ` Baolin Wang
2026-08-24 11:05 ` Kairui Song
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