* [Bug 29232] New: [VT-d] VT-d device passthrough fail to guest
@ 2011-02-16 8:56 bugzilla-daemon
2011-02-16 16:43 ` [Bug 29232] " bugzilla-daemon
` (4 more replies)
0 siblings, 5 replies; 6+ messages in thread
From: bugzilla-daemon @ 2011-02-16 8:56 UTC (permalink / raw)
To: kvm
https://bugzilla.kernel.org/show_bug.cgi?id=29232
Summary: [VT-d] VT-d device passthrough fail to guest
Product: Virtualization
Version: unspecified
Platform: All
OS/Version: Linux
Tree: Mainline
Status: NEW
Severity: high
Priority: P1
Component: kvm
AssignedTo: virtualization_kvm@kernel-bugs.osdl.org
ReportedBy: xudong.hao@intel.com
CC: avi@redhat.com
Regression: Yes
Environment:
------------
Host OS : IA32E
Guest OS : IA32E
kvm.git Commit: a685b38e272587e644fedd37269ddb82df21c052
qemu-kvm Commit: 671d89d6411655bb4f8058ce6eb86bb0bb8ec978
Host Kernel Version: 2.6.38-rc4
Bug detailed description:
--------------------------
When assign one PCI/e device to guest, qemu report error and guest can not boot
up. If do hot-add device to guest, qemu will be killed.
[root@vt-nhm9 qemu-kvm]# qemu-system-x86_64 -m 512 -smp 2 -device
pci-assign,host=13:00.0 -net none -hda /path/rhel5.img
assigned_dev_pci_read: pread failed, ret = 0 errno = 22
Reproduce steps:
----------------
1) install latest kvm and qemu-kvm
2) qemu-system-x86_64 -m 512 -smp 2 -device pci-assign,host=13:00.0 -net none
-hda /path/rhel5.img
3) there will be a qemu error
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* [Bug 29232] [VT-d] VT-d device passthrough fail to guest
2011-02-16 8:56 [Bug 29232] New: [VT-d] VT-d device passthrough fail to guest bugzilla-daemon
@ 2011-02-16 16:43 ` bugzilla-daemon
2011-02-17 22:04 ` bugzilla-daemon
` (3 subsequent siblings)
4 siblings, 0 replies; 6+ messages in thread
From: bugzilla-daemon @ 2011-02-16 16:43 UTC (permalink / raw)
To: kvm
https://bugzilla.kernel.org/show_bug.cgi?id=29232
alex.williamson@redhat.com changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |alex.williamson@redhat.com
--- Comment #1 from alex.williamson@redhat.com 2011-02-16 16:43:26 ---
This will be fixed with the 2.6.38-rc5 merge of kvm.git. Commit 47970b1b was
bad and later reverted in f00eaeea. A corrected version was added in
683034fca.
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* [Bug 29232] [VT-d] VT-d device passthrough fail to guest
2011-02-16 8:56 [Bug 29232] New: [VT-d] VT-d device passthrough fail to guest bugzilla-daemon
2011-02-16 16:43 ` [Bug 29232] " bugzilla-daemon
@ 2011-02-17 22:04 ` bugzilla-daemon
2011-03-04 2:28 ` bugzilla-daemon
` (2 subsequent siblings)
4 siblings, 0 replies; 6+ messages in thread
From: bugzilla-daemon @ 2011-02-17 22:04 UTC (permalink / raw)
To: kvm
https://bugzilla.kernel.org/show_bug.cgi?id=29232
Rafael J. Wysocki <rjw@sisk.pl> changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |florian@mickler.org,
| |maciej.rutecki@gmail.com,
| |rjw@sisk.pl
Kernel Version| |2.6.38-rc4
Version|unspecified |2.5
Blocks| |27352
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* [Bug 29232] [VT-d] VT-d device passthrough fail to guest
2011-02-16 8:56 [Bug 29232] New: [VT-d] VT-d device passthrough fail to guest bugzilla-daemon
2011-02-16 16:43 ` [Bug 29232] " bugzilla-daemon
2011-02-17 22:04 ` bugzilla-daemon
@ 2011-03-04 2:28 ` bugzilla-daemon
2011-03-04 20:33 ` bugzilla-daemon
2011-03-04 20:34 ` bugzilla-daemon
4 siblings, 0 replies; 6+ messages in thread
From: bugzilla-daemon @ 2011-03-04 2:28 UTC (permalink / raw)
To: kvm
https://bugzilla.kernel.org/show_bug.cgi?id=29232
Jay Ren <yongjie.ren@intel.com> changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |yongjie.ren@intel.com
--- Comment #2 from Jay Ren <yongjie.ren@intel.com> 2011-03-04 02:28:49 ---
This bug has been verified. It's OK with b35049715 kvm.git.
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* [Bug 29232] [VT-d] VT-d device passthrough fail to guest
2011-02-16 8:56 [Bug 29232] New: [VT-d] VT-d device passthrough fail to guest bugzilla-daemon
` (2 preceding siblings ...)
2011-03-04 2:28 ` bugzilla-daemon
@ 2011-03-04 20:33 ` bugzilla-daemon
2011-03-04 20:34 ` bugzilla-daemon
4 siblings, 0 replies; 6+ messages in thread
From: bugzilla-daemon @ 2011-03-04 20:33 UTC (permalink / raw)
To: kvm
https://bugzilla.kernel.org/show_bug.cgi?id=29232
Florian Mickler <florian@mickler.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|NEW |RESOLVED
Resolution| |CODE_FIX
--- Comment #3 from Florian Mickler <florian@mickler.org> 2011-03-04 20:33:57 ---
merged for v2.6.38-rc5:
commit f00eaeea7a42b5ea327e9ce8839cb0b53d3bdb4e
Author: Linus Torvalds <torvalds@linux-foundation.org>
Date: Sun Feb 13 07:50:50 2011 -0800
Revert "pci: use security_capable() when checking capablities during config
space read"
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* [Bug 29232] [VT-d] VT-d device passthrough fail to guest
2011-02-16 8:56 [Bug 29232] New: [VT-d] VT-d device passthrough fail to guest bugzilla-daemon
` (3 preceding siblings ...)
2011-03-04 20:33 ` bugzilla-daemon
@ 2011-03-04 20:34 ` bugzilla-daemon
4 siblings, 0 replies; 6+ messages in thread
From: bugzilla-daemon @ 2011-03-04 20:34 UTC (permalink / raw)
To: kvm
https://bugzilla.kernel.org/show_bug.cgi?id=29232
Florian Mickler <florian@mickler.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|RESOLVED |CLOSED
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