summaryrefslogtreecommitdiff
path: root/Kbuild
diff options
context:
space:
mode:
authorEric W. Biederman <ebiederm@xmission.com>2014-03-14 20:48:28 -0700
committerDavid S. Miller <davem@davemloft.net>2014-03-17 15:47:22 -0400
commitb6bacd550c33124ea76291bd84ac42c8d30767eb (patch)
tree19a5fb4f432141125a0bbc16254f8e83b57f3645 /Kbuild
parentff6076314339e079806d9d2f3de9c9b768e94db1 (diff)
netpoll: Don't drop all received packets.
Change the strategy of netpoll from dropping all packets received during netpoll_poll_dev to calling napi poll with a budget of 0 (to avoid processing drivers rx queue), and to ignore packets received with netif_rx (those will safely be placed on the backlog queue). All of the netpoll supporting drivers have been reviewed to ensure either thay use netif_rx or that a budget of 0 is supported by their napi poll routine and that a budget of 0 will not process the drivers rx queues. Not dropping packets makes NETPOLL_RX_DROP unnecesary so it is removed. npinfo->rx_flags is removed as rx_flags with just the NETPOLL_RX_ENABLED flag becomes just a redundant mirror of list_empty(&npinfo->rx_np). Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'Kbuild')
0 files changed, 0 insertions, 0 deletions