[ovs-dev] [PATCH] docs: Add note for AF_XDP installation
Yi-Hung Wei
yihung.wei at gmail.com
Tue Jun 9 17:42:12 UTC 2020
Add notes about some configuration issues when enabling AF_XDP
support.
Signed-off-by: Yi-Hung Wei <yihung.wei at gmail.com>
---
Documentation/intro/install/afxdp.rst | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/Documentation/intro/install/afxdp.rst b/Documentation/intro/install/afxdp.rst
index 99003e4dbdb2..3c8f78825b41 100644
--- a/Documentation/intro/install/afxdp.rst
+++ b/Documentation/intro/install/afxdp.rst
@@ -146,11 +146,20 @@ Make sure the libbpf.so is installed correctly::
ldconfig
ldconfig -p | grep libbpf
+.. note::
+ Check /etc/ld.so.conf if libbpf is installed but can not be found by
+ ldconfig.
+
Third, ensure the standard OVS requirements are installed and
bootstrap/configure the package::
./boot.sh && ./configure --enable-afxdp
+.. note::
+ If you encounter "WARNING: bpf/libbpf.h: present but cannot be compiled",
+ check the Linux headers are in line with libbpf. For example, in Ubuntu,
+ check the installed linux-headers* and linux-libc-dev* dpkg.
+
Finally, build and install OVS::
make && make install
--
2.7.4
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