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use-cases: avoid binding PCI in using-vhost-user

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By default, SPDK's setup.sh will bind PCI devices to
userspace from kernel. This may confuse beginners.
So add PCI_WHITELIST="none" to blacklist all PCI devices.

Fixes: #626

Signed-off-by: Liu Xiaodong <xiaodong.liu@intel.com>
This commit is contained in:
Liu Xiaodong 2020-03-30 21:44:05 -04:00
parent 2c6cb39e07
commit 688c88a60f
1 changed files with 2 additions and 2 deletions
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use-cases/using-SPDK-vhostuser-and-kata.md
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@ -126,10 +126,10 @@ Following the SPDK [getting started guide](https://spdk.io/doc/getting_started.h
First, run the SPDK `setup.sh` script to setup some hugepages for the SPDK vhost First, run the SPDK `setup.sh` script to setup some hugepages for the SPDK vhost
target application. We recommend you use a minimum of 4GiB, enough for the SPDK target application. We recommend you use a minimum of 4GiB, enough for the SPDK
vhost target and the virtual machine. vhost target and the virtual machine.
This will allocate 4096MiB (4GiB) of hugepages: This will allocate 4096MiB (4GiB) of hugepages, and avoid binding PCI devices:
```bash ```bash
$ sudo HUGEMEM=4096 scripts/setup.sh $ sudo HUGEMEM=4096 PCI_WHITELIST="none" scripts/setup.sh
``` ```
Then, take directory `/var/run/kata-containers/vhost-user` as Kata's vhost-user Then, take directory `/var/run/kata-containers/vhost-user` as Kata's vhost-user