| To: | xen-devel@xxxxxxxxxxxxxxxxxxx |
|---|---|
| Subject: | [Xen-devel] grant table issue |
| From: | Xin Zhao <zhaoxin@xxxxxxxxxxxxxx> |
| Date: | 2006年6月09日 04:47:28 -0400 |
| Delivery-date: | 2006年6月09日 01:48:00 -0700 |
| Envelope-to: | www-data@xxxxxxxxxxxxxxxxxx |
| List-help: | <mailto:xen-devel-request@lists.xensource.com?subject=help> |
| List-id: | Xen developer discussion <xen-devel.lists.xensource.com> |
| List-post: | <mailto:xen-devel@lists.xensource.com> |
| List-subscribe: | <http://lists.xensource.com/cgi-bin/mailman/listinfo/xen-devel>, <mailto:xen-devel-request@lists.xensource.com?subject=subscribe> |
| List-unsubscribe: | <http://lists.xensource.com/cgi-bin/mailman/listinfo/xen-devel>, <mailto:xen-devel-request@lists.xensource.com?subject=unsubscribe> |
| Sender: | xen-devel-bounces@xxxxxxxxxxxxxxxxxxx |
| User-agent: | Thunderbird 1.5.0.4 (Windows/20060516) |
Hi,I am trying to export a memory page of dom0 to a domU in readonly mode. In dom0, I grant access permission to that domU. In domU, I did
HYPERVISOR_grant_table_op(GNTTABOP_map_grant_ref, map, res->nr_pages);All these functions returned successfully. But when I tried to access data in the mapped memory page, all data I got is 0. Is there any restriction that preventing dom0 pages from being export to other domains? If so, is there any way to relax this restriction?
xin _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel
| <Prev in Thread] | Current Thread | [Next in Thread> |
|---|---|---|
| ||
| Previous by Date: | Re: [Xen-devel] [RFC][PATCH] Secure XML-RPC for Xend , Daniel Veillard |
|---|---|
| Next by Date: | Re: [Xen-devel] [RFC][PATCH] Secure XML-RPC for Xend , Anil Madhavapeddy |
| Previous by Thread: | Re: [Xen-users] directing xm dmesg to syslog , MINAI Katsuhito |
| Next by Thread: | Re: [Xen-devel] grant table issue , Keir Fraser |
| Indexes: | [Date] [Thread] [Top] [All Lists] |