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linux/net/packet
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Kretschmer, Mathias fbf33a2802 af_packet / TX_RING not fully non-blocking (w/ MSG_DONTWAIT). 
This patch fixes an issue where the send(MSG_DONTWAIT) call
on a TX_RING is not fully non-blocking in cases where the device's sndBuf is
full. We pass nonblock=true to sock_alloc_send_skb() and return any possibly
occuring error code (most likely EGAIN) to the caller. As the fast-path stays
as it is, we keep the unlikely() around skb == NULL.

Signed-off-by: Mathias Kretschmer <mathias.kretschmer@fokus.fraunhofer.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
History 2015-05-10 19:40:08 -04:00
..
af_packet.c af_packet / TX_RING not fully non-blocking (w/ MSG_DONTWAIT). 2015-05-10 19:40:08 -04:00
diag.c netlink: make nlmsg_end() and genlmsg_end() void 2015-01-18 01:03:45 -05:00
internal.h net: Introduce possible_net_t 2015-03-12 14:39:40 -04:00
Kconfig packet: Diag core and basic socket info dumping 2012-08-14 16:56:33 -07:00
Makefile packet: Diag core and basic socket info dumping 2012-08-14 16:56:33 -07:00