summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
-rw-r--r--.gitreview4
-rw-r--r--doc/book-enea-nfv-access-release-info/doc/known_bugs_and_limitations.xml34
2 files changed, 21 insertions, 17 deletions
diff --git a/.gitreview b/.gitreview
index 30e070b..ef53a12 100644
--- a/.gitreview
+++ b/.gitreview
@@ -1,5 +1,5 @@
1[gerrit] 1[gerrit]
2host=gerrit.enea.se 2host=gerrit.enea.se
3port=29418 3port=29418
4project=linux/el_releases-nfv-access 4project=linux/nfv-access-documentation
5defaultbranch=rocko 5defaultbranch=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>