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Message-ID: <1516438985.5087.71.camel@infradead.org>
Subject: Re: [RH72 Spectre] ibpb_enabled = 1 leads to hard LOCKUP under
 x86_64 host machine
From:   David Woodhouse <dwmw2@infradead.org>
To:     Hou Tao <houtao1@huawei.com>, aarcange@redhat.com,
        linux-kernel@vger.kernel.org,
        "arjan.van.de.ven@intel.com" <arjan.van.de.ven@intel.com>
Cc:     mingo@redhat.com, Thomas Gleixner <tglx@linutronix.de>,
        ak@linux.intel.com, dave.hansen@linux.intel.com,
        peterz@infradead.org, qiuxishi@huawei.com,
        wangkefeng.wang@huawei.com
In-Reply-To: <12e55119-4f5b-da63-2b1c-14fb70243b21@huawei.com>
References: <12e55119-4f5b-da63-2b1c-14fb70243b21@huawei.com>
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Date:   Sat, 20 Jan 2018 10:03:05 +0100
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On Sat, 2018-01-20 at 17:00 +0800, Hou Tao wrote:
>=20
> So has anyone encountered a similar problem before, and any suggestions
> and directions for the hard LOCKUP problems ?

Arjan, what is the Intel recommendation here?
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