Fri, Oct 09, 2015 at 04:23:16AM CEST, sfel...@gmail.com wrote:
>From: Scott Feldman <sfel...@gmail.com>
>
>Push bridge-level attributes down to switchdev drivers.  This patchset
>adds the infrastructure and then pushes, as an example, ageing_time attribute
>down from bridge to switchdev (rocker) driver.  Add some range-checking
>for ageing_time.
>
># ip link set dev br0 type bridge ageing_time 1000
>
># ip link set dev br0 type bridge ageing_time 999
>RTNETLINK answers: Numerical result out of range
>
>Up until now, switchdev attrs where port-level attrs, so the netdev used in
>switchdev_attr_set() would be a switch port or bond of switch ports.  With
>bridge-level attrs, the netdev passed to switchdev_attr_set() is the bridge
>netdev.  The same recusive algo is used to visit the leaves of the stacked
>drivers to set the attr, it's just in this case we start one layer higher in
>the stack.  One note is not all ports in the bridge may support setting a
>bridge-level attribute, so rather than failing the entire set, we'll skip over
>those ports returning -EOPNOTSUPP.
>
>v2->v3: Per Jiri review: push only ageing_time attr down at this time, and
>don't pass raw bridge IFLA_BR_* values; rather use new switchdev attr ID for
>ageing_time.

Looks fine now. Thanks Scott!
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