linux-kernel - Re: [Xen-devel] [PATCH] xen/x86: Initialize per_cpu(xen

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Message-ID: <1b80575b-6c0e-484f-a358-6cb5ed1bf34e@citrix.com>
Date:   Wed, 5 Oct 2016 10:44:52 +0100
From:   David Vrabel <david.vrabel@...rix.com>
To:     Boris Ostrovsky <boris.ostrovsky@...cle.com>,
        <david.vrabel@...rix.com>, <jgross@...e.com>
CC:     <linux@...elenboom.it>, <linux-kernel@...r.kernel.org>,
        <xen-devel@...ts.xen.org>
Subject: Re: [Xen-devel] [PATCH] xen/x86: Initialize per_cpu(xen_vcpu, 0) a
 little earlier

On 02/10/16 23:45, Boris Ostrovsky wrote:
> xen_cpuhp_setup() calls mutex_lock() which, when CONFIG_DEBUG_MUTEXES
> is defined, ends up calling xen_save_fl(). That routine expects
> per_cpu(xen_vcpu, 0) to be already initialized.

Applied to for-linus-4.9, thanks.

David