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[Xen-devel] Re: [PATCH] Don't assume the vcpu_id is continous in alloc_v
| To: | "Jiang, Yunhong" <yunhong.jiang@xxxxxxxxx>, "xen-devel@xxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxx> |
|---|---|
| Subject: | [Xen-devel] Re: [PATCH] Don't assume the vcpu_id is continous in alloc_vcpu |
| From: | Keir Fraser <keir.fraser@xxxxxxxxxxxxx> |
| Date: | Thu, 12 Nov 2009 11:31:58 +0000 |
| Cc: | |
| Delivery-date: | Thu, 12 Nov 2009 03:32:18 -0800 |
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| Thread-index: | AcpjiGc6hZlnMOBYRPSWYjjerzo1vQAA1c0H |
| Thread-topic: | [PATCH] Don't assume the vcpu_id is continous in alloc_vcpu |
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On 12/11/2009 11:08, "Jiang, Yunhong" <yunhong.jiang@xxxxxxxxx> wrote: > Currently in alloc_vcpu, it assumes the vcpu is allocated with vcpu_id is > continous. > When cpu hot-added, this assumption is broken because the hot-added CPU may be > brougt online by dom0 in arbitrary order. This patch try to link the new vcpu > to the end of the link. > > Signed-off-by: Jiang, Yunhong <yunhong.jiang@xxxxxxxxx> Is this something to do with allocating vcpus for the idle domain? If so, I suggest we just allocate vcpu_ids sequentially on-demand. I can work up a patch for you to test if you like. -- Keir _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel |
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