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Commit 37fabbf4 authored by Eric Dumazet's avatar Eric Dumazet Committed by David S. Miller
Browse files

net: busy-poll: remove LL_FLUSH_FAILED and LL_FLUSH_BUSY 



Commit 79e7fff4 ("net: remove support for per driver
ndo_busy_poll()") made them obsolete.

Signed-off-by: default avatarEric Dumazet <edumazet@google.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 417d18d3

include/net/busy_poll.h

+0 −4
Original line number Diff line number Diff line
@@ -33,10 +33,6 @@ struct napi_struct; 
extern unsigned int sysctl_net_busy_read __read_mostly;

extern unsigned int sysctl_net_busy_poll __read_mostly;



/* return values from ndo_ll_poll */

#define LL_FLUSH_FAILED		-1

#define LL_FLUSH_BUSY		-2



static inline bool net_busy_loop_on(void)

{

	return sysctl_net_busy_poll;

net/core/dev.c

+0 −3
Original line number Diff line number Diff line
@@ -5008,9 +5008,6 @@ bool sk_busy_loop(struct sock *sk, int nonblock) 
					LINUX_MIB_BUSYPOLLRXPACKETS, rc);

		local_bh_enable();



		if (rc == LL_FLUSH_FAILED)

			break; /* permanent failure */



		if (nonblock || !skb_queue_empty(&sk->sk_receive_queue) ||

		    busy_loop_timeout(end_time))

			break;