From 37fabbf4d489cc2e1cbf7cde816d9453a65ddfb7 Mon Sep 17 00:00:00 2001 From: Eric Dumazet Date: Fri, 10 Feb 2017 05:46:46 -0800 Subject: [PATCH] net: busy-poll: remove LL_FLUSH_FAILED and LL_FLUSH_BUSY Commit 79e7fff47b7b ("net: remove support for per driver ndo_busy_poll()") made them obsolete. Signed-off-by: Eric Dumazet Signed-off-by: David S. Miller --- include/net/busy_poll.h | 4 ---- net/core/dev.c | 3 --- 2 files changed, 7 deletions(-) diff --git a/include/net/busy_poll.h b/include/net/busy_poll.h index d73b849e29a6..b8d637225a07 100644 --- a/include/net/busy_poll.h +++ b/include/net/busy_poll.h @@ -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; diff --git a/net/core/dev.c b/net/core/dev.c index 363c44b9be63..2f1bbe1bf67c 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -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;