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It is not necessarily available in all configurations.
Signed-off-by: David S. Miller <davem@davemloft.net>
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This adds a callback for packets we can't deliver immediately and a
helper function for clients to queue such packets to the device
post-interrupt.
Netconsole is modified to use the queueing function for best-effort
delivery.
Signed-off-by: Matt Mackall <mpm@selenic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Introduce a per-client poll lock and flag. The lock assures we never
have more than one caller in dev->poll(). The flag provides recursion
avoidance on UP where the lock disappears.
Signed-off-by: Matt Mackall <mpm@selenic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Add struct netpoll pointer to struct netdevice
Move netpoll rx flags to netpoll struct
Stop traversing rx_list and get np pointer from skb->dev->np
Remove now unneeded rx_list
Signed-off-by: Matt Mackall <mpm@selenic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Add netpoll rx helpers
Move skb_free for rx into __netpoll_rx
Signed-off-by: Matt Mackall <mpm@selenic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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The patch below contains the following cleanups:
- make needlessly global code static
- remove the following unused global functions:
- datagram.c: skb_copy_datagram
- iovec.c: memcpy_tokerneliovec
- remove the following unneeded EXPORT_SYMBOL's:
- datagram.c: skb_copy_datagram
- dev.c: ing_filter
- iovec.c: memcpy_tokerneliovec
- netpoll.c: netpoll_send_skb
- rtnetlink.c: rtnetlink_dump_ifinfo
- sock.c: sock_alloc_send_pskb
Signed-off-by: Adrian Bunk <bunk@stusta.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Verified to not break anything on x86 either.
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