netdevice: document NETDEV_TX_BUSY deprecation.

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This paraphrases DaveM (and steals some of his words) explaining why
a device shouldn't return NETDEV_TX_BUSY, even though it looks so inviting
to driver authors.

See http://www.spinics.net/lists/netdev/msg322350.html

Inspired-by: David Miller <davem@davemloft.net>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Signed-off-by: David S. Miller <davem@davemloft.net>

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Rusty Russell 2015-04-03 22:17:17 +10:30 • committed by David S. Miller

parent 0bd6682722

commit e79d8429aa

1 changed files with 4 additions and 1 deletions

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include/linux/netdevice.h

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