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| author | Ioana Scurt <Ioana.Scurt@enea.com> | 2020-09-02 16:58:05 +0200 |
|---|---|---|
| committer | Gerrit Code Review <gerrit2@sestogerrit02> | 2020-09-02 16:58:05 +0200 |
| commit | be8b60bdf80d705dd196553fe39bca13443ec51f (patch) | |
| tree | 5be50b009f7a1647d4e7a6da6a888b0f05d0a83f | |
| parent | ca143423fefadd619216d85d123fed35cf933639 (diff) | |
| parent | fd6bb284319db2c04466a683e401adb608bc468f (diff) | |
| download | nfv-access-documentation-be8b60bdf80d705dd196553fe39bca13443ec51f.tar.gz | |
Merge "Updated release info" into developEnea_NFV_Access_2.2.3_RC8Enea_NFV_Access_2.2.3_RC7dummy-ap656-outdated
| -rw-r--r-- | .gitreview | 4 | ||||
| -rw-r--r-- | doc/book-enea-nfv-access-release-info/doc/known_bugs_and_limitations.xml | 34 |
2 files changed, 21 insertions, 17 deletions
| @@ -1,5 +1,5 @@ | |||
| 1 | [gerrit] | 1 | [gerrit] |
| 2 | host=gerrit.enea.se | 2 | host=gerrit.enea.se |
| 3 | port=29418 | 3 | port=29418 |
| 4 | project=linux/el_releases-nfv-access | 4 | project=linux/nfv-access-documentation |
| 5 | defaultbranch=rocko | 5 | defaultbranch=develop |
diff --git a/doc/book-enea-nfv-access-release-info/doc/known_bugs_and_limitations.xml b/doc/book-enea-nfv-access-release-info/doc/known_bugs_and_limitations.xml index 0980783..ec2c584 100644 --- a/doc/book-enea-nfv-access-release-info/doc/known_bugs_and_limitations.xml +++ b/doc/book-enea-nfv-access-release-info/doc/known_bugs_and_limitations.xml | |||
| @@ -120,22 +120,26 @@ | |||
| 120 | within same security domain (e.g. host system or VNF). Therefore it is | 120 | within same security domain (e.g. host system or VNF). Therefore it is |
| 121 | not possible to bind only some of them to the | 121 | not possible to bind only some of them to the |
| 122 | <literal>vfio-pci</literal> driver, while the rest are managed by other | 122 | <literal>vfio-pci</literal> driver, while the rest are managed by other |
| 123 | drivers. In this case the <literal>igb_uio</literal> driver will be used | 123 | drivers. In this case the <literal>igb_uio</literal> driver shall be used |
| 124 | instead for the entire IOMMU group.</para> | 124 | instead for the entire IOMMU group.</para> |
| 125 | 125 | ||
| 126 | <para>If UEFI Secure Boot is enabled, the Linux kernel disallows the use | 126 | <para>Driver selection for DPDK-assigned interfaces is a system-wide |
| 127 | of the UIO framework, therefore network devices intended for use by DPDK | 127 | configuration, therefore selecting <literal>igb_uio</literal> |
| 128 | must be bound to the <literal>vfio-pci</literal> driver rather than the | 128 | or <literal>vfio-pci</literal> when adding a DPDK interface will not |
| 129 | <literal>igb_uio</literal>. However, the limitation stated above still | 129 | influence the actual driver used. In this release, NFV Access runtime |
| 130 | applies so all the interfaces must be assigned to | 130 | software is using <literal>vfio-pci</literal> driver by default, but |
| 131 | <literal>vfio-pci</literal>.</para> | 131 | <literal>igb_uio</literal> can be used instead by providing custom |
| 132 | 132 | scripting. Please contact Enea for further details.</para> | |
| 133 | <para>When an in-band management bridge is configured with DPDK enabled, | 133 | <para>Using both <literal>igb_uio</literal> driver for DPDK interfaces |
| 134 | the <literal>igb_uio</literal> driver is used. If the in-band management | 134 | and <literal>vfio-pci</literal> for SR-IOV/PCI-Passthrough is possible, |
| 135 | interface is assigned to a VM, and there are other interfaces assigned | 135 | but not recomended, as it might not be supported by some hardware |
| 136 | to the VM that use the <literal>vfio-pci</literal> driver (this includes | 136 | configurations.</para> |
| 137 | SR-IOV interfaces and PCI passthrough interfaces), then the VM must be | 137 | |
| 138 | stopped before restarting the vCPE service on the device | 138 | <para>When an in-band management bridge uses the |
| 139 | <literal>igb_uio</literal> driver and the VM connected to the bridge has | ||
| 140 | other interfaces that use the <literal>vfio-pci</literal> driver (e.g. | ||
| 141 | SR-IOV/PCI-Passthrough), then the VM must be stopped before restarting | ||
| 142 | the vCPE service on the device | ||
| 139 | (<command>systemctl restart vcpe</command>). Rebooting the device does | 143 | (<command>systemctl restart vcpe</command>). Rebooting the device does |
| 140 | not have this restriction.</para> | 144 | not have this restriction.</para> |
| 141 | </listitem> | 145 | </listitem> |
| @@ -170,4 +174,4 @@ | |||
| 170 | 174 | ||
| 171 | <!-- <xi:include href="jiraissues_generated.xml" | 175 | <!-- <xi:include href="jiraissues_generated.xml" |
| 172 | xmlns:xi="http://www.w3.org/2001/XInclude" /> --> | 176 | xmlns:xi="http://www.w3.org/2001/XInclude" /> --> |
| 173 | </chapter> \ No newline at end of file | 177 | </chapter> |
