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Date: Sat, 11 Oct 2025 11:28:20 -0700
From: Andrew Morton <akpm@linux-foundation.org>
To: Qi Zheng <qi.zheng@linux.dev>
Cc: Zi Yan <ziy@nvidia.com>, hannes@cmpxchg.org, hughd@google.com,
 mhocko@suse.com, roman.gushchin@linux.dev, shakeel.butt@linux.dev,
 muchun.song@linux.dev, david@redhat.com, lorenzo.stoakes@oracle.com,
 harry.yoo@oracle.com, baolin.wang@linux.alibaba.com,
 Liam.Howlett@oracle.com, npache@redhat.com, ryan.roberts@arm.com,
 dev.jain@arm.com, baohua@kernel.org, lance.yang@linux.dev,
 linux-mm@kvack.org, linux-kernel@vger.kernel.org, cgroups@vger.kernel.org,
 Qi Zheng <zhengqi.arch@bytedance.com>
Subject: Re: [PATCH v4 0/4] reparent the THP split queue
Message-Id: <20251011112820.0bd349399187a5eb662024b9@linux-foundation.org>
In-Reply-To: <4a134193-ee55-434c-98a9-ca3052bab11b@linux.dev>
References: <cover.1759510072.git.zhengqi.arch@bytedance.com>
	<925E0247-2976-4D85-A8AA-E8C92C64CED4@nvidia.com>
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On Sat, 11 Oct 2025 08:51:21 +0800 Qi Zheng <qi.zheng@linux.dev> wrote:

> Hi Zi,
> 
> On 10/11/25 12:25 AM, Zi Yan wrote:
> > On 3 Oct 2025, at 12:53, Qi Zheng wrote:
> > 
> 
> [snip]
> 
> >>
> > 
> > Hi Qi,
> > 
> > I got CPU soft locks when run "echo 3 | sudo tee /proc/sys/vm/drop_caches"

Thanks for testing.

> And hi Andrew, please help drop this patch set from mm-new first.

Gone.