From: Marc Zyngier <maz@kernel.org>
To: Jiaqi Yan <jiaqiyan@google.com>
Cc: Sebastian Ott <sebott@redhat.com>,
Oliver Upton <oupton@kernel.org>, Shuah Khan <shuah@kernel.org>,
kvmarm@lists.linux.dev, linux-kselftest@vger.kernel.org,
Zenghui Yu <zenghui.yu@linux.dev>
Subject: Re: sea_to_user sefltest failure
Date: Thu, 11 Dec 2025 18:19:53 +0000 [thread overview]
Message-ID: <86sedgop86.wl-maz@kernel.org> (raw)
In-Reply-To: <CACw3F52i_Yr+8Gd1=H=EMi7NnVJ8WCgMkaG1dSe8FD7PvOsW8w@mail.gmail.com>
On Thu, 11 Dec 2025 18:04:48 +0000,
Jiaqi Yan <jiaqiyan@google.com> wrote:
>
> [1 <text/plain; UTF-8 (quoted-printable)>]
> Hi Sebastian,
>
> CONFIGs seem alright to me. Do you boot kernel with cmdline options like
> "default_hugepagesz=1G hugepagesz=1G hugepages=64", or dynamically set up
> huge pages via "echo 64 >
> /sys/kernel/mm/hugepages/hugepages-1048576kB/nr_hugepages"?
I don't think this is irrelevant. The whole thing seems to have some
logic flaws, see the extensive report from Zenghui[1] as a reply to
your series.
M.
[1] https://lore.kernel.org/r/3061f5f8-cef0-b7b1-c4de-f2ceea29af9a@huawei.com
--
Without deviation from the norm, progress is not possible.
next prev parent reply other threads:[~2025-12-11 18:19 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-12-11 17:54 sea_to_user sefltest failure Sebastian Ott
[not found] ` <CACw3F52i_Yr+8Gd1=H=EMi7NnVJ8WCgMkaG1dSe8FD7PvOsW8w@mail.gmail.com>
2025-12-11 18:11 ` Sebastian Ott
2025-12-12 2:08 ` Jiaqi Yan
2025-12-15 5:54 ` Gavin Shan
2025-12-11 18:19 ` Marc Zyngier [this message]
2025-12-12 2:11 ` Jiaqi Yan
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