At the time this was written, there weren't any OVN releases independent of OVS, but now there are so we should mention them.
Also, I don't think it's worth talking about compilers other than the three listed. We haven't tested with them. Signed-off-by: Ben Pfaff <b...@ovn.org> --- Documentation/intro/install/general.rst | 27 ++++++++++++++++--------- 1 file changed, 18 insertions(+), 9 deletions(-) diff --git a/Documentation/intro/install/general.rst b/Documentation/intro/install/general.rst index 80f1c9dfb71f..75bf29ba6b75 100644 --- a/Documentation/intro/install/general.rst +++ b/Documentation/intro/install/general.rst @@ -39,12 +39,23 @@ repository, which you can clone into a directory named "ovn" with:: Cloning the repository leaves the "master" branch initially checked out. This is the right branch for general development. +If, on the other hand, if you want to build a particular released +version, you can check it out by running a command such as the +following from the "ovs" directory:: -As of now there are no official OVN releases. + $ git checkout v20.09.0 -Before building OVN you should configure and build OVS. -Please see the Open vSwitch documentation (https://docs.openvswitch.org/en/latest/intro/install/) -to build and install OVS https://github.com/openvswitch/ovs.git +The repository also has a branch for each release series. For +example, to obtain the latest fixes in the Open vSwitch 2.7.x release +series, which might include bug fixes that have not yet been in any +released version, you can check it out from the "ovs" directory with:: + + $ git checkout origin/branch-20.09 + +If you do not want to use Git, you can also obtain tarballs for `OVN +release versions <https://www.ovn.org/en/releases/>`, or download a +ZIP file for any snapshot from the `GitHub web interface +<https://github.com/ovn-org/ovn>`. .. _general-build-reqs: @@ -54,9 +65,11 @@ Build Requirements To compile the userspace programs in the OVN distribution, you will need the following software: +- Open vSwitch (https://docs.openvswitch.org/en/latest/intro/install/). + - GNU make -- A C compiler, such as: +- One of the following C compilers: - GCC 4.6 or later. @@ -65,10 +78,6 @@ need the following software: - MSVC 2013. Refer to :doc:`windows` for additional Windows build instructions. -- While OVN may be compatible with other compilers, optimal support for atomic - operations may be missing, making OVN very slow - (see ``ovs/lib/ovs-atomic.h``). - - libssl, from OpenSSL, is optional but recommended if you plan to connect the OVN services to the OVN DB ovsdb-servers securely. If libssl is installed, then OVN will automatically build with support for it. -- 2.26.2 _______________________________________________ dev mailing list d...@openvswitch.org https://mail.openvswitch.org/mailman/listinfo/ovs-dev