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1d7b66a7d9
Add the 'MDBE_ATTR_RTPORT' attribute to allow user space to specify the routing protocol of the MDB port group entry. Enforce a minimum value of 'RTPROT_STATIC' to prevent user space from using protocol values that should only be set by the kernel (e.g., 'RTPROT_KERNEL'). Maintain backward compatibility by defaulting to 'RTPROT_STATIC'. The protocol is already visible to user space in RTM_NEWMDB responses and notifications via the 'MDBA_MDB_EATTR_RTPROT' attribute. The routing protocol allows a routing daemon to distinguish between entries configured by it and those configured by the administrator. Once MDB flush is supported, the protocol can be used as a criterion according to which the flush is performed. Examples: # bridge mdb add dev br0 port dummy10 grp 239.1.1.1 permanent proto kernel Error: integer out of range. # bridge mdb add dev br0 port dummy10 grp 239.1.1.1 permanent proto static # bridge mdb add dev br0 port dummy10 grp 239.1.1.1 src 192.0.2.1 permanent proto zebra # bridge mdb add dev br0 port dummy10 grp 239.1.1.2 permanent source_list 198.51.100.1,198.51.100.2 filter_mode include proto 250 # bridge -d mdb show dev br0 port dummy10 grp 239.1.1.2 src 198.51.100.2 permanent filter_mode include proto 250 dev br0 port dummy10 grp 239.1.1.2 src 198.51.100.1 permanent filter_mode include proto 250 dev br0 port dummy10 grp 239.1.1.2 permanent filter_mode include source_list 198.51.100.2/0.00,198.51.100.1/0.00 proto 250 dev br0 port dummy10 grp 239.1.1.1 src 192.0.2.1 permanent filter_mode include proto zebra dev br0 port dummy10 grp 239.1.1.1 permanent filter_mode exclude proto static Signed-off-by: Ido Schimmel <idosch@nvidia.com> Acked-by: Nikolay Aleksandrov <razor@blackwall.org> Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Linux kernel
============
There are several guides for kernel developers and users. These guides can
be rendered in a number of formats, like HTML and PDF. Please read
Documentation/admin-guide/README.rst first.
In order to build the documentation, use ``make htmldocs`` or
``make pdfdocs``. The formatted documentation can also be read online at:
https://www.kernel.org/doc/html/latest/
There are various text files in the Documentation/ subdirectory,
several of them using the Restructured Text markup notation.
Please read the Documentation/process/changes.rst file, as it contains the
requirements for building and running the kernel, and information about
the problems which may result by upgrading your kernel.