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[Xen-bugs] [Bug 1325] New: HVM guest with vt-d device assigned can't res

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Subject: [Xen-bugs] [Bug 1325] New: HVM guest with vt-d device assigned can't resumed from HVM S3
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Date: Mon, 18 Aug 2008 01:03:52 -0700
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           Summary: HVM guest with vt-d device assigned can't resumed from
                    HVM S3
           Product: Xen
           Version: unstable
          Platform: All
        OS/Version: All
            Status: NEW
          Severity: major
          Priority: P1
         Component: Hypervisor
        AssignedTo: xen-bugs@xxxxxxxxxxxxxxxxxxx
        ReportedBy: haicheng.li@xxxxxxxxx

Service OS (ia32/ia32e/IA64): ia32e,ia32
Guest OS (ia32/ia32e/IA64): ia32e,ia32
Change Set: 18335
Hardware: Clovertown

Bug detailed description:
With vt-d device assigned, HVM guest cannot be resumed after HVM S3. errors are
printed to serail port as attached.

Without vt-d device assigned, it can work normally.

Reproduce steps:
1) Create a HVM guest with vt-d device assigned.
2) Try HVM S3 in this guest,"echo mem > /sys/power/state"
3) Try to resume it in Dom0, "xm trigger <domid> s3resume"

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