[Bug 1441775] Re: possible null pointer dereference in qemuDomainPinEmulator()

2015-04-13 Thread Chris Friesen
Okay, so apparently I'm blind.  Yeah, code looks fine.

The original thing that had me thinking this was buggy is that I'm
seeing libvirtd crash if I run 'virsh emulatorpin'.  Will try and
isolate further and open a different bug report if appropriate.

** Changed in: libvirt (Ubuntu)
   Status: Incomplete = Invalid

** Changed in: libvirt
   Status: New = Invalid

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Title:
  possible null pointer dereference in qemuDomainPinEmulator()

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[Bug 1417937] Re: qemu appears to be built without CONFIG_NUMA defined

2015-02-17 Thread Chris Friesen
One could argue that the NUMA functionality wasn't intentionally turned
off (it was inherited from debian) and thus re-enabling it would be
fixing a bug.

Just as some background...the kilo release of OpenStack (currently under
way) introduced support for NUMA guests (per-NUMA node hugepage support,
guests with multiple NUMA nodes, pinning guest NUMA node to host NUMA
node, etc.).  If Ubuntu (which is currently one of the more popular
OpenStack host distros) doesn't support NUMA in qemu by default, it's
going to complicate things.

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Title:
  qemu appears to be built without CONFIG_NUMA defined

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[Bug 1417937] Re: qemu appears to be built without CONFIG_NUMA defined

2015-02-17 Thread Chris Friesen
I don't want to give you more work than necessary.

If we can get it for utopic that'd be great...at least then we'd have
one formally released version of Ubuntu that supported it.

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Title:
  qemu appears to be built without CONFIG_NUMA defined

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[Bug 1417937] Re: qemu appears to be built without CONFIG_NUMA defined

2015-02-12 Thread Chris Friesen
Is it possible to conditionally enable it based on architecture?  Or
does Ubuntu try to keep the packages configured the same across all
architectures?

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Title:
  qemu appears to be built without CONFIG_NUMA defined

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[Bug 1417937] [NEW] qemu appears to be built without CONFIG_NUMA defined

2015-02-04 Thread Chris Friesen
Public bug reported:

When running

qemu-system-x86_64 -object memory-backend-file,prealloc=yes,mem-
path=/dev/hugepages/libvirt/qemu,size=4096M,id=ram-node0,host-
nodes=0,policy=bind

I got the following error:   NUMA node binding are not supported by
this QEMU

Looking at the qemu code, it appears that this means that the package
was built without CONFIG_QEMU being defined.  The host-
nodes=0,policy=bind functionality is in use in OpenStack, and so it
would be problematic if it is not supported in Ubuntu.

ProblemType: Bug
DistroRelease: Ubuntu 14.10
Package: qemu-system-x86 2.1+dfsg-4ubuntu6.4
ProcVersionSignature: Ubuntu 3.16.0-30.40-generic 3.16.7-ckt3
Uname: Linux 3.16.0-30-generic x86_64
ApportVersion: 2.14.7-0ubuntu8.1
Architecture: amd64
Date: Wed Feb  4 09:04:26 2015
KvmCmdLine: COMMAND STAT  EUID  RUID   PID  PPID %CPU COMMAND
Lsusb:
 Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
 Bus 004 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
 Bus 003 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
 Bus 002 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
MachineType: QEMU Standard PC (i440FX + PIIX, 1996)
ProcEnviron:
 TERM=xterm
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=set
 LANG=en_US.UTF-8
 SHELL=/bin/bash
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.16.0-30-generic 
root=UUID=dc5b516f-b818-4286-963e-0a0ad3651fb9 ro splash quiet
SourcePackage: qemu
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 04/01/2014
dmi.bios.vendor: SeaBIOS
dmi.bios.version: 1.7.5-20140531_083030-gandalf
dmi.chassis.type: 1
dmi.chassis.vendor: QEMU
dmi.chassis.version: pc-i440fx-2.1
dmi.modalias: 
dmi:bvnSeaBIOS:bvr1.7.5-20140531_083030-gandalf:bd04/01/2014:svnQEMU:pnStandardPC(i440FX+PIIX,1996):pvrpc-i440fx-2.1:cvnQEMU:ct1:cvrpc-i440fx-2.1:
dmi.product.name: Standard PC (i440FX + PIIX, 1996)
dmi.product.version: pc-i440fx-2.1
dmi.sys.vendor: QEMU

** Affects: qemu (Ubuntu)
 Importance: Undecided
 Status: New


** Tags: amd64 apport-bug utopic

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Title:
  qemu appears to be built without CONFIG_NUMA defined

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