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Re: [Xen-devel] [PATCH] Fix domheap structure allocation when NUMA=on

from [Jan Beulich] [Permanent Link][Original]
To: "Xiaowei Yang" <xiaowei.yang@xxxxxxxxx>
Subject: Re: [Xen-devel] [PATCH] Fix domheap structure allocation when NUMA=on
From: "Jan Beulich" <jbeulich@xxxxxxxxxx>
Date: Tue, 24 Mar 2009 10:55:58 +0000
Cc: "xen-devel@xxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxx>, Keir Fraser <keir.fraser@xxxxxxxxxxxxx>
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>>> "Yang, Xiaowei" <xiaowei.yang@xxxxxxxxx> 24.03.09 11:48 >>>
>Now I found another potential issue. Since mfn+needed could be equal to 
>virt_to_mfn(DIRECTMAP_VIRT_END-1)+1, it can't be passed to mfn_to_virt() 
>directly - the valid range is [0,DIRECT_MAP_BYTES>>PAGE_SHIFT).

Oh, indeed. Thanks for noticing and fixing.

Jan


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