From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
To: "Russell King (Oracle)" <linux@armlinux.org.uk>
Cc: Xie Yuanbin <xieyuanbin1@huawei.com>,
akpm@linux-foundation.org, arnd@arndb.de, brauner@kernel.org,
david.laight@runbox.com, hch@lst.de, jack@suse.com,
kuninori.morimoto.gx@renesas.com, liaohua4@huawei.com,
lilinjie8@huawei.com, linux-arm-kernel@lists.infradead.org,
linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-mm@kvack.org, lorenzo.stoakes@oracle.com,
marc.zyngier@arm.com, nico@fluxnic.net, pangliyuan1@huawei.com,
pfalcato@suse.de, punitagrawal@gmail.com, rjw@rjwysocki.net,
rppt@kernel.org, tony@atomide.com, vbabka@suse.cz,
viro@zeniv.linux.org.uk, wangkefeng.wang@huawei.com,
will@kernel.org, wozizhi@huaweicloud.com
Subject: Re: [RFC PATCH v2 1/2] ARM/mm/fault: always goto bad_area when handling with page faults of kernel address
Date: Fri, 28 Nov 2025 18:22:42 +0100 [thread overview]
Message-ID: <20251128172242.cCNBVf7H@linutronix.de> (raw)
In-Reply-To: <aSnVXrnuY9QKjTKg@shell.armlinux.org.uk>
On 2025-11-28 17:01:18 [+0000], Russell King (Oracle) wrote:
> > I hope Russell will add them once he gets to it. They got reviewed, I
> > added them to the patch system.
>
> I'm not sure which patches you're talking about, but discussion is
> still ongoing, so it would be greatly premature to merge anything.
This thread
https://lore.kernel.org/all/20251110145555.2555055-1-bigeasy@linutronix.de/
and the patches are 9459/1 to 9463/1 in your patch system. They address
other issues, not this one.
> https://lore.kernel.org/r/aSmUnZZATTn3JD7m@willie-the-truck
>
> There are now many threads each with their own discussion, which
> makes it more difficult to work out which is the implementation that
> should be merged. Clearly, not everyone knows about the other
> discussion threads.
So Will suggested to let change the handler and handle this case. The
other patch is avoiding handling addr > TASK_SIZE.
Any preferences from your side?
Sebastian
next prev parent reply other threads:[~2025-11-28 17:22 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-11-27 14:01 Xie Yuanbin
2025-11-27 14:01 ` [RFC PATCH v2 2/2] ARM/mm/fault: Enable interrupts before sending signal Xie Yuanbin
2025-11-27 14:49 ` Sebastian Andrzej Siewior
2025-11-27 14:51 ` [RFC PATCH v2 1/2] ARM/mm/fault: always goto bad_area when handling with page faults of kernel address Sebastian Andrzej Siewior
2025-11-28 2:27 ` Xie Yuanbin
2025-11-28 12:03 ` Sebastian Andrzej Siewior
2025-11-28 17:01 ` Russell King (Oracle)
2025-11-28 17:22 ` Sebastian Andrzej Siewior [this message]
2025-11-28 17:34 ` Russell King (Oracle)
2025-11-30 11:20 ` Sebastian Andrzej Siewior
2025-11-29 2:33 ` Xie Yuanbin
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