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Re: [Xen-devel] yanked share problem
| To: | Mark Williamson <mark.williamson@xxxxxxxxxxxx> |
|---|---|
| Subject: | Re: [Xen-devel] yanked share problem |
| From: | NAHieu <nahieu@xxxxxxxxx> |
| Date: | Wed, 14 Dec 2005 13:59:54 +0900 |
| Cc: | xen-devel@xxxxxxxxxxxxxxxxxxx, "King, Steven R" <steven.r.king@xxxxxxxxx> |
| Delivery-date: | Wed, 14 Dec 2005 05:01:34 +0000 |
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| References: | <44BDAFB888F59F408FAE3CC35AB470410291B600@orsmsx409> <200512140259.21301.mark.williamson@xxxxxxxxxxxx> |
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On 12/14/05, Mark Williamson <mark.williamson@xxxxxxxxxxxx> wrote: > Unsharing the page doesn't forcibly revoke other domain's mappings to it, it > just removes their right to create mappings. DomU_A in your scenario > wouldn't be able to cause the fault in DomU_B, the mapping to the page would > be there until domU_B had finished with it. > Could you tell me what happen if the DomU_A crash while DomU_B still accesses the memory it is granted? And moreover, how can DomU_A knows that his friend has just "died"? Many thanks. Hieu _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel |
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