From: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
To: "Han, Weidong" <weidong.han@intel.com>
Cc: Xen-devel <xen-devel@lists.xensource.com>,
Keir Fraser <keir.fraser@eu.citrix.com>
Subject: Re: [PATCH 0/3] x2APIC improvement
Date: Tue, 6 Jul 2010 10:49:15 -0400 [thread overview]
Message-ID: <20100706144915.GB5408@phenom.dumpdata.com> (raw)
In-Reply-To: <1A42CE6F5F474C41B63392A5F80372B21F67B00E@shsmsx501.ccr.corp.intel.com>
On Mon, Jul 05, 2010 at 03:07:58PM +0800, Han, Weidong wrote:
> The patchset improves Xen x2APIC support.
>
> Patch 1/3: allocate iommu when create a drhd
> A drhd is created when parse ACPI DMAR table, but drhd->iommu is not allocated until iommu setup. But iommu is needed by x2APIC which will enable interrupt remapping before iommu setup. This patch allocates iommu when create drhd. And then drhd->ecap can be removed because it's the same as iommu->ecap.
>
Have these patches been tested on a machine where the number of DRHD !=
number of IOAPICs?
next prev parent reply other threads:[~2010-07-06 14:49 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-07-05 7:07 [PATCH 0/3] x2APIC improvement Han, Weidong
2010-07-06 14:49 ` Konrad Rzeszutek Wilk [this message]
2010-07-07 5:09 ` Weidong Han
2010-07-07 13:56 ` Konrad Rzeszutek Wilk
2010-07-08 2:31 ` Weidong Han
2010-07-15 7:56 ` Han, Weidong
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