From: "Jan Beulich" <JBeulich@suse.com>
To: "Juergen Gross" <jgross@suse.com>
Cc: "xen-devel" <xen-devel@lists.xenproject.org>,
"Boris Ostrovsky" <boris.ostrovsky@oracle.com>,
<linux-kernel@vger.kernel.org>
Subject: Re: [Xen-devel] [PATCH] xen: don't use privcmd_call() from xen_mc_flush()
Date: Wed, 13 Jun 2018 04:05:32 -0600 [thread overview]
Message-ID: <5B20EC6C02000078001CACBA@prv1-mh.provo.novell.com> (raw)
In-Reply-To: <20180613095806.2978-1-jgross@suse.com>
>>> On 13.06.18 at 11:58, <jgross@suse.com> wrote:
> Using privcmd_call() for a singleton multicall seems to be wrong, as
> privcmd_call() is using stac()/clac() to enable hypervisor access to
> Linux user space.
>
> Add a new xen_single_call() function to be use for that purpose.
>
> Reported-by: Jan Beulich <jbeulich@suse.com>
> Signed-off-by: Juergen Gross <jgross@suse.com>
Reviewed-by: Jan Beulich <jbeulich@suse.com>
next prev parent reply other threads:[~2018-06-13 10:05 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-06-13 9:58 Juergen Gross
2018-06-13 10:05 ` Jan Beulich [this message]
2018-06-13 10:20 ` [Xen-devel] " Jan Beulich
[not found] ` <5B20EFE102000078001CACD4@suse.com>
2018-06-13 11:12 ` Juergen Gross
2018-06-13 12:55 ` Jan Beulich
2018-08-07 13:11 ` Juergen Gross
2018-08-07 14:02 ` Boris Ostrovsky
2018-08-07 15:17 ` Juergen Gross
2018-08-07 16:42 ` Boris Ostrovsky
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