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Diffstat (limited to 'results/classifier/105/graphic/1917394')
| -rw-r--r-- | results/classifier/105/graphic/1917394 | 403 |
1 files changed, 403 insertions, 0 deletions
diff --git a/results/classifier/105/graphic/1917394 b/results/classifier/105/graphic/1917394 new file mode 100644 index 00000000..57e469fb --- /dev/null +++ b/results/classifier/105/graphic/1917394 @@ -0,0 +1,403 @@ +graphic: 0.947 +semantic: 0.940 +other: 0.918 +instruction: 0.917 +assembly: 0.910 +device: 0.907 +boot: 0.872 +vnc: 0.846 +network: 0.827 +mistranslation: 0.825 +KVM: 0.813 +socket: 0.811 + +command lspci does not show the IVSHMEM device + +qeum version: +QEMU emulator version 4.2.1 + +I met a problem when I tried to use IVSHMEM. Command lspci does not show the IVSHMEM device. +Below is the configuration from my side: + +1. guest vm xml configuration. + <shmem name='ivshmem'> + <model type='ivshmem-plain'/> + <size unit='M'>2</size> + <address type='pci' domain='0x0000' bus='0x00' slot='0x10' function='0x0'/> + </shmem> + +2. after the booting up and I found the qemu commandline ideedly have the device option: +ps aux | grep ivshmem + /usr/bin/qemu-system-x86_64 + .......(ignore other options) +-object memory-backend-file,id=shmmem-shmem0,mem-path=/dev/shm/hostmem,size=4194304,share=yes -device ivshmem-plain,id=shmem0,memdev=shmmem-shmem0,bus=pcie.0,addr=0x10 + +3. lspci command not shown the device. + +4. lshw command indeedly show the device: + +*-memory UNCLAIMED + description: RAM memory + product: Inter-VM shared memory + vendor: Red Hat, Inc. + physical id: 10 + bus info: pci@0000:00:10.0 + version: 01 + width: 64 bits + clock: 33MHz (30.3ns) + configuration: latency=0 + resources: memory:fcc1c000-fcc1c0ff memory:fdc00000-fdffffff + +My host and vm os is ubuntu 20.04 and version is: +#49~20.04.1-Ubuntu SMP Fri Feb 5 09:57:56 UTC 2021 x86_64 x86_64 x86_64 GNU/Linux + +Hi ChangLimin, + +Thanks for your reply. I checked again to find the device... I thought the +name was ivshmem. +I don't find any driver code for IVSHMEM in the linux and qemu repo. Can +you give me some help? + +00:10.0 RAM memory: Red Hat, Inc. Inter-VM shared memory (rev 01) +Subsystem: Red Hat, Inc. QEMU Virtual Machine +Flags: fast devsel +Memory at fcc1c000 (32-bit, non-prefetchable) [size=256] +Memory at fdc00000 (64-bit, prefetchable) [size=4M] + +Thanks, +Sean + + + + + + +On Tue, Mar 2, 2021 at 3:31 PM ChangLimin <email address hidden> wrote: + +> Can you give the lspci messages? The below is my output. There is a RAM +> memory device. +> +> $ lspci +> 00:00.0 Host bridge: Intel Corporation 440FX - 82441FX PMC [Natoma] (rev +> 02) +> 00:01.0 ISA bridge: Intel Corporation 82371SB PIIX3 ISA [Natoma/Triton II] +> 00:01.1 IDE interface: Intel Corporation 82371SB PIIX3 IDE [Natoma/Triton +> II] +> 00:01.2 USB controller: Intel Corporation 82371SB PIIX3 USB [Natoma/Triton +> II] (rev 01) +> 00:01.3 Bridge: Intel Corporation 82371AB/EB/MB PIIX4 ACPI (rev 03) +> 00:02.0 VGA compatible controller: Device 1234:1111 (rev 02) +> 00:03.0 PCI bridge: Red Hat, Inc. QEMU PCI-PCI bridge +> 00:04.0 Ethernet controller: Red Hat, Inc. Virtio network device +> 00:05.0 SCSI storage controller: Red Hat, Inc. Virtio SCSI +> 00:06.0 Communication controller: Red Hat, Inc. Virtio console +> 00:10.0 RAM memory: Red Hat, Inc. Inter-VM shared memory (rev 01) +> 01:07.0 PCI bridge: Red Hat, Inc. QEMU PCI-PCI bridge +> +> +> *From:* sean kuo <email address hidden> +> *Date:* 2021-03-02 11:24 +> *To:* qemu-devel <email address hidden> +> *Subject:* [Bug 1917394] [NEW] command lspci does not show the IVSHMEM +> device +> Public bug reported: +> +> qeum version: +> QEMU emulator version 4.2.1 +> +> I met a problem when I tried to use IVSHMEM. Command lspci does not show +> the IVSHMEM device. +> Below is the configuration from my side: +> +> 1. guest vm xml configuration. +> <shmem name='ivshmem'> +> <model type='ivshmem-plain'/> +> <size unit='M'>2</size> +> <address type='pci' domain='0x0000' bus='0x00' slot='0x10' +> function='0x0'/> +> </shmem> +> +> 2. after the booting up and I found the qemu commandline ideedly have the +> device option: +> ps aux | grep ivshmem +> /usr/bin/qemu-system-x86_64 +> .......(ignore other options) +> -object +> memory-backend-file,id=shmmem-shmem0,mem-path=/dev/shm/hostmem,size=4194304,share=yes +> -device ivshmem-plain,id=shmem0,memdev=shmmem-shmem0,bus=pcie.0,addr=0x10 +> +> 3. lspci command not shown the device. +> +> 4. lshw command indeedly show the device: +> +> *-memory UNCLAIMED +> description: RAM memory +> product: Inter-VM shared memory +> vendor: Red Hat, Inc. +> physical id: 10 +> bus info: pci@0000:00:10.0 +> version: 01 +> width: 64 bits +> clock: 33MHz (30.3ns) +> configuration: latency=0 +> resources: memory:fcc1c000-fcc1c0ff memory:fdc00000-fdffffff +> +> My host and vm os is ubuntu 20.04 and version is: +> #49~20.04.1-Ubuntu SMP Fri Feb 5 09:57:56 UTC 2021 x86_64 x86_64 x86_64 +> GNU/Linux +> +> ** Affects: qemu +> Importance: Undecided +> Status: New +> +> -- +> You received this bug notification because you are a member of qemu- +> devel-ml, which is subscribed to QEMU. +> https://bugs.launchpad.net/bugs/1917394 +> +> Title: +> command lspci does not show the IVSHMEM device +> +> Status in QEMU: +> New +> +> Bug description: +> qeum version: +> QEMU emulator version 4.2.1 +> +> I met a problem when I tried to use IVSHMEM. Command lspci does not show +> the IVSHMEM device. +> Below is the configuration from my side: +> +> 1. guest vm xml configuration. +> <shmem name='ivshmem'> +> <model type='ivshmem-plain'/> +> <size unit='M'>2</size> +> <address type='pci' domain='0x0000' bus='0x00' slot='0x10' +> function='0x0'/> +> </shmem> +> +> 2. after the booting up and I found the qemu commandline ideedly have +> the device option: +> ps aux | grep ivshmem +> /usr/bin/qemu-system-x86_64 +> .......(ignore other options) +> -object +> memory-backend-file,id=shmmem-shmem0,mem-path=/dev/shm/hostmem,size=4194304,share=yes +> -device ivshmem-plain,id=shmem0,memdev=shmmem-shmem0,bus=pcie.0,addr=0x10 +> +> 3. lspci command not shown the device. +> +> 4. lshw command indeedly show the device: +> +> *-memory UNCLAIMED +> description: RAM memory +> product: Inter-VM shared memory +> vendor: Red Hat, Inc. +> physical id: 10 +> bus info: pci@0000:00:10.0 +> version: 01 +> width: 64 bits +> clock: 33MHz (30.3ns) +> configuration: latency=0 +> resources: memory:fcc1c000-fcc1c0ff memory:fdc00000-fdffffff +> +> My host and vm os is ubuntu 20.04 and version is: +> #49~20.04.1-Ubuntu SMP Fri Feb 5 09:57:56 UTC 2021 x86_64 x86_64 x86_64 +> GNU/Linux +> +> To manage notifications about this bug go to: +> https://bugs.launchpad.net/qemu/+bug/1917394/+subscriptions +> +> +> + + +Thanks so much ChangLimin! You saved me a lot of time. + + +Thanks, +Sean + +On Tue, Mar 2, 2021 at 4:15 PM ChangLimin <email address hidden> wrote: + +> There is no driver for it. You should write it by youself. Maybe you can +> refer to +> http://doc.dpdk.org/guides-1.8/prog_guide/ivshmem_lib.html and dpdk +> source. +> +> Gool luck! +> +> +> *From:* Sean Kuo <email address hidden> +> *Date:* 2021-03-02 15:59 +> *To:* ChangLimin <email address hidden> +> *CC:* Bug 1917394 <email address hidden>; qemu-devel +> <email address hidden> +> *Subject:* Re: [Bug 1917394] [NEW] command lspci does not show the +> IVSHMEM device +> Hi ChangLimin, +> +> Thanks for your reply. I checked again to find the device... I thought the +> name was ivshmem. +> I don't find any driver code for IVSHMEM in the linux and qemu repo. Can +> you give me some help? +> +> 00:10.0 RAM memory: Red Hat, Inc. Inter-VM shared memory (rev 01) +> Subsystem: Red Hat, Inc. QEMU Virtual Machine +> Flags: fast devsel +> Memory at fcc1c000 (32-bit, non-prefetchable) [size=256] +> Memory at fdc00000 (64-bit, prefetchable) [size=4M] +> +> Thanks, +> Sean +> +> +> +> +> +> +> On Tue, Mar 2, 2021 at 3:31 PM ChangLimin <email address hidden> wrote: +> +>> Can you give the lspci messages? The below is my output. There is a RAM +>> memory device. +>> +>> $ lspci +>> 00:00.0 Host bridge: Intel Corporation 440FX - 82441FX PMC [Natoma] (rev +>> 02) +>> 00:01.0 ISA bridge: Intel Corporation 82371SB PIIX3 ISA [Natoma/Triton II] +>> 00:01.1 IDE interface: Intel Corporation 82371SB PIIX3 IDE [Natoma/Triton +>> II] +>> 00:01.2 USB controller: Intel Corporation 82371SB PIIX3 USB +>> [Natoma/Triton II] (rev 01) +>> 00:01.3 Bridge: Intel Corporation 82371AB/EB/MB PIIX4 ACPI (rev 03) +>> 00:02.0 VGA compatible controller: Device 1234:1111 (rev 02) +>> 00:03.0 PCI bridge: Red Hat, Inc. QEMU PCI-PCI bridge +>> 00:04.0 Ethernet controller: Red Hat, Inc. Virtio network device +>> 00:05.0 SCSI storage controller: Red Hat, Inc. Virtio SCSI +>> 00:06.0 Communication controller: Red Hat, Inc. Virtio console +>> 00:10.0 RAM memory: Red Hat, Inc. Inter-VM shared memory (rev 01) +>> 01:07.0 PCI bridge: Red Hat, Inc. QEMU PCI-PCI bridge +>> +>> +>> *From:* sean kuo <email address hidden> +>> *Date:* 2021-03-02 11:24 +>> *To:* qemu-devel <email address hidden> +>> *Subject:* [Bug 1917394] [NEW] command lspci does not show the IVSHMEM +>> device +>> Public bug reported: +>> +>> qeum version: +>> QEMU emulator version 4.2.1 +>> +>> I met a problem when I tried to use IVSHMEM. Command lspci does not show +>> the IVSHMEM device. +>> Below is the configuration from my side: +>> +>> 1. guest vm xml configuration. +>> <shmem name='ivshmem'> +>> <model type='ivshmem-plain'/> +>> <size unit='M'>2</size> +>> <address type='pci' domain='0x0000' bus='0x00' slot='0x10' +>> function='0x0'/> +>> </shmem> +>> +>> 2. after the booting up and I found the qemu commandline ideedly have +>> the device option: +>> ps aux | grep ivshmem +>> /usr/bin/qemu-system-x86_64 +>> .......(ignore other options) +>> -object +>> memory-backend-file,id=shmmem-shmem0,mem-path=/dev/shm/hostmem,size=4194304,share=yes +>> -device ivshmem-plain,id=shmem0,memdev=shmmem-shmem0,bus=pcie.0,addr=0x10 +>> +>> 3. lspci command not shown the device. +>> +>> 4. lshw command indeedly show the device: +>> +>> *-memory UNCLAIMED +>> description: RAM memory +>> product: Inter-VM shared memory +>> vendor: Red Hat, Inc. +>> physical id: 10 +>> bus info: pci@0000:00:10.0 +>> version: 01 +>> width: 64 bits +>> clock: 33MHz (30.3ns) +>> configuration: latency=0 +>> resources: memory:fcc1c000-fcc1c0ff memory:fdc00000-fdffffff +>> +>> My host and vm os is ubuntu 20.04 and version is: +>> #49~20.04.1-Ubuntu SMP Fri Feb 5 09:57:56 UTC 2021 x86_64 x86_64 x86_64 +>> GNU/Linux +>> +>> ** Affects: qemu +>> Importance: Undecided +>> Status: New +>> +>> -- +>> You received this bug notification because you are a member of qemu- +>> devel-ml, which is subscribed to QEMU. +>> https://bugs.launchpad.net/bugs/1917394 +>> +>> Title: +>> command lspci does not show the IVSHMEM device +>> +>> Status in QEMU: +>> New +>> +>> Bug description: +>> qeum version: +>> QEMU emulator version 4.2.1 +>> +>> I met a problem when I tried to use IVSHMEM. Command lspci does not +>> show the IVSHMEM device. +>> Below is the configuration from my side: +>> +>> 1. guest vm xml configuration. +>> <shmem name='ivshmem'> +>> <model type='ivshmem-plain'/> +>> <size unit='M'>2</size> +>> <address type='pci' domain='0x0000' bus='0x00' slot='0x10' +>> function='0x0'/> +>> </shmem> +>> +>> 2. after the booting up and I found the qemu commandline ideedly have +>> the device option: +>> ps aux | grep ivshmem +>> /usr/bin/qemu-system-x86_64 +>> .......(ignore other options) +>> -object +>> memory-backend-file,id=shmmem-shmem0,mem-path=/dev/shm/hostmem,size=4194304,share=yes +>> -device ivshmem-plain,id=shmem0,memdev=shmmem-shmem0,bus=pcie.0,addr=0x10 +>> +>> 3. lspci command not shown the device. +>> +>> 4. lshw command indeedly show the device: +>> +>> *-memory UNCLAIMED +>> description: RAM memory +>> product: Inter-VM shared memory +>> vendor: Red Hat, Inc. +>> physical id: 10 +>> bus info: pci@0000:00:10.0 +>> version: 01 +>> width: 64 bits +>> clock: 33MHz (30.3ns) +>> configuration: latency=0 +>> resources: memory:fcc1c000-fcc1c0ff +>> memory:fdc00000-fdffffff +>> +>> My host and vm os is ubuntu 20.04 and version is: +>> #49~20.04.1-Ubuntu SMP Fri Feb 5 09:57:56 UTC 2021 x86_64 x86_64 x86_64 +>> GNU/Linux +>> +>> To manage notifications about this bug go to: +>> https://bugs.launchpad.net/qemu/+bug/1917394/+subscriptions +>> +>> +>> + + +Sounds like this question has been solved, thus I'm closing this ticket now. + |