From: Andrew Cooper <andrew.cooper3@citrix.com>
To: Jan Beulich <JBeulich@suse.com>,
xen-devel <xen-devel@lists.xenproject.org>
Cc: Kevin Tian <kevin.tian@intel.com>, Feng Wu <feng.wu@intel.com>
Subject: Re: [PATCH] VT-d: make flush-all actually flush all
Date: Wed, 9 Dec 2015 16:00:42 +0000 [thread overview]
Message-ID: <5668502A.8070409@citrix.com> (raw)
In-Reply-To: <56684E5702000078000BDB20@prv-mh.provo.novell.com>
On 09/12/15 14:52, Jan Beulich wrote:
> VT-d: make flush-all actually flush all
>
> Passing gfn=0 and page_count=0 actually avoids the
> iommu_flush_iotlb_dsi() and results in page-specific invalidation
> instead.
>
> Reported-by: "张智" <zhangzhi2014@caep.cn>
> Signed-off-by: Jan Beulich <jbeulich@suse.com>
Reviewed-by: Andrew Cooper <andrew.cooper3@citrix.com>
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next prev parent reply other threads:[~2015-12-09 16:00 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-12-09 14:52 [PATCH] VT-d: make flush-all actually flush all Jan Beulich
2015-12-09 16:00 ` Andrew Cooper [this message]
2015-12-10 3:06 ` Wu, Feng
2015-12-10 7:39 ` Jan Beulich
2015-12-10 8:29 ` Wu, Feng
2015-12-10 9:24 ` Jan Beulich
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