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    Subject[patch net-next V6 00/15] net: introduce upper device lists and remove dev->master
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    This is a V6 of a repost of my previous patchset:
    "[patch net-next v2 00/15] net: introduce upper device lists and remove dev->master" from Aug 14

    The discussion around
    "[net-next] bonding: don't allow the master to become its slave"
    forced me to think about upper<->lower device connections.

    This patchset adds a possibility to record upper device linkage.
    All upper<->lower devices are converted to use this mechanism right after.
    That leads to dev->master removal because this info becomes redundant since
    "master links" have the same value.

    After all changes, there is no longer possible to do things as:
    "bond->someotherdevice->samebond"

    Also I think that drivers like cxgb3, qlcnic, qeth would benefit by this
    in future by being able to get more appropriate info about l3 addresses.

    v5->v6:
    - netdev_has_upper_dev() - added statement to comment that this is looking at
    the immediate upper devices only.
    - renamed "RTNL semaphore" -> "RTNL lock" in all comments
    - renamed __netdev_has_upper_dev() to __netdev_search_upper_dev() to emhasize
    the difference to netdev_has_upper_dev()

    v4->v5:
    - fixed missed typo in drivers/infiniband/hw/nes/nes_cm.c

    v3->v4:
    - comments in __netdev_upper_dev_link() squashed into one line
    - kfree_rcu used instead of call_rcu in netdev_upper_dev_unlink()

    v2->v3:
    - removed recursion in __netdev_has_upper_dev()
    - refreshed bits to be applicable on current net-next

    v1->v2:
    - s/unique/master/ better naming + stays closer to the past
    - fixed vlan err goto
    - original patch 15 (WARN_ON change) is squashed into the first patch


    Jiri Pirko (15):
    net: introduce upper device lists
    macvlan: add link to upper device
    vlan: add link to upper device
    rtnetlink: remove usage of dev->master
    team: remove usage of netdev_set_master()
    bridge: remove usage of netdev_set_master()
    netpoll: remove usage of dev->master
    cxgb3: remove usage of dev->master
    qlcnic: guard __vlan_find_dev_deep() by rcu_read_lock
    qeth: ensure that __vlan_find_dev_deep() is called with rcu_read_lock
    vlan: remove usage of dev->master in __vlan_find_dev_deep()
    nes: remove usage of dev->master
    bonding: remove usage of dev->master
    net: remove no longer used netdev_set_bond_master() and
    netdev_set_master()
    net: kill dev->master

    drivers/infiniband/hw/nes/nes.c | 8 +-
    drivers/infiniband/hw/nes/nes_cm.c | 2 +-
    drivers/net/bonding/bond_3ad.c | 30 +--
    drivers/net/bonding/bond_alb.c | 6 +-
    drivers/net/bonding/bond_main.c | 94 ++++----
    drivers/net/bonding/bonding.h | 14 +-
    drivers/net/ethernet/chelsio/cxgb3/cxgb3_offload.c | 11 +-
    drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c | 2 +
    drivers/net/macvlan.c | 9 +-
    drivers/net/team/team.c | 13 +-
    drivers/s390/net/qeth_l3_main.c | 21 +-
    include/linux/netdevice.h | 22 +-
    net/8021q/vlan.c | 10 +-
    net/8021q/vlan_core.c | 18 +-
    net/bridge/br_if.c | 6 +-
    net/core/dev.c | 246 +++++++++++++++++----
    net/core/netpoll.c | 9 +-
    net/core/rtnetlink.c | 70 +++---
    18 files changed, 409 insertions(+), 182 deletions(-)

    --
    1.8.0



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