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When we modify the peer route and changed it to a new one, we should remove the old route first. Before the fix: + ip addr add dev dummy1 2001:db8::1 peer 2001:db8::2 + ip -6 route show dev dummy1 2001:db8::1 proto kernel metric 256 pref medium 2001:db8::2 proto kernel metric 256 pref medium + ip addr change dev dummy1 2001:db8::1 peer 2001:db8::3 + ip -6 route show dev dummy1 2001:db8::1 proto kernel metric 256 pref medium 2001:db8::2 proto kernel metric 256 pref medium After the fix: + ip addr change dev dummy1 2001:db8::1 peer 2001:db8::3 + ip -6 route show dev dummy1 2001:db8::1 proto kernel metric 256 pref medium 2001:db8::3 proto kernel metric 256 pref medium This patch depend on the previous patch "net/ipv6: need update peer route when modify metric" to update new peer route after delete old one. Signed-off-by: Hangbin Liu <liuhangbin@gmail.com> Reviewed-by: David Ahern <dsahern@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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.