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From: "Russell King (Oracle)" <linux@armlinux.org.uk>
To: xieyuanbin1 <xieyuanbin1@huawei.com>
Cc: sfr@canb.auug.org.au, linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org, will@kernel.org,
	nixiaoming@huawei.com, liaohua4@huawei.com, wangbing6@huawei.com,
	lincheng8@huawei.com, wangfangpeng1@huawei.com
Subject: Re: [PATCH] ARM: spectre-v2: fix unstable cpu get
Date: Thu, 24 Apr 2025 11:21:54 +0100	[thread overview]
Message-ID: <aAoQwsldwmxAKA0A@shell.armlinux.org.uk> (raw)
In-Reply-To: <20250424100437.27477-1-xieyuanbin1@huawei.com>

On Thu, Apr 24, 2025 at 06:04:37PM +0800, xieyuanbin1 wrote:
> From: Xie Yuanbin <xieyuanbin1@huawei.com>
> 
> When a user program accesses the kernel address,

Please see
https://lore.kernel.org/all/795c9463-452e-bf64-1cc0-c318ccecb1da@I-love.SAKURA.ne.jp/T/

As I see it, this can't be fixed - certainly not in this way due to the
reasons I set out in the above thread.

-- 
RMK's Patch system: https://www.armlinux.org.uk/developer/patches/
FTTP is here! 80Mbps down 10Mbps up. Decent connectivity at last!


  reply	other threads:[~2025-04-24 11:28 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-04-24 10:04 [PATCH] ARM: spectre-v2: fix unstable cpu get xieyuanbin1
2025-04-24 10:21 ` Russell King (Oracle) [this message]
2025-04-24 13:31   ` xieyuanbin1
2025-04-24 13:50     ` Russell King (Oracle)
2025-04-24 14:03       ` xieyuanbin1
2025-05-07 12:28 ` [RFC PATCH] ARM: spectre-v2: fix the spectre operation that may be bypassed Xie Yuanbin
2025-06-06  1:43 ` [RFC RESEND " Xie Yuanbin

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