From: Gregory Price <gourry@gourry.net>
To: albin_yang@163.com
Cc: akpm@linux-foundation.org, liam@infradead.org, ljs@kernel.org,
david@kernel.org, vbabka@kernel.org, jannh@google.com,
linux-mm@kvack.org, linux-kernel@vger.kernel.org,
albinwyang@tencent.com
Subject: Re: [PATCH] mm/madvise: add cond_resched() in THP branch of madvise_cold_or_pageout_pte_range()
Date: Mon, 12 Oct 2026 09:33:12 -0400 [thread overview]
Message-ID: <aszhdUV9M8RVZlx3@gourry-fedora-PF4VCD3F> (raw)
In-Reply-To: <20261010024042.4070048-1-albin_yang@163.com>
On Sat, Oct 10, 2026 at 10:40:42AM +0800, albin_yang@163.com wrote:
>
> During stress testing with stress-ng on a 256-CPU system, a softlockup
> was observed when madvise(MADV_COLD) was called on a 31GB memory region
> backed by transparent hugepages. The region contains 15935 THP PMD
> entries, and the softlockup was triggered after 14485 of them had been
> processed.
>
...
>
> Signed-off-by: Wei Yang <albinwyang@tencent.com>
Reviewed-by: Gregory Price (Meta) <gourry@gourry.net>
prev parent reply other threads:[~2026-10-12 13:33 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-10-10 2:40 albin_yang
2026-10-10 14:26 ` Gregory Price
2026-10-10 20:51 ` Andrew Morton
2026-10-12 12:58 ` Lorenzo Stoakes (ARM)
2026-10-12 13:32 ` Gregory Price
2026-10-12 13:49 ` Lorenzo Stoakes (ARM)
2026-10-12 11:02 ` David Hildenbrand (Arm)
2026-10-12 12:57 ` Lorenzo Stoakes (ARM)
2026-10-12 13:33 ` Gregory Price [this message]
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