From: Allan Stephens Date: Mon, 24 Oct 2011 17:27:31 +0000 (-0400) Subject: tipc: Minor optimization of broadcast link transmit queue statistic X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=9157bafb44637a2cfefc222d6551100ead40e79e;p=linux-beck.git tipc: Minor optimization of broadcast link transmit queue statistic The two broadcast link statistics fields that are used to derive the average length of that link's transmit queue are now updated only after a successful attempt to send a broadcast message, since there is no need to update these values when an unsuccessful send attempt leaves the queue unchanged. Signed-off-by: Allan Stephens Signed-off-by: Paul Gortmaker --- diff --git a/net/tipc/bcast.c b/net/tipc/bcast.c index 8f58df24bac5..dd990b081435 100644 --- a/net/tipc/bcast.c +++ b/net/tipc/bcast.c @@ -424,11 +424,11 @@ int tipc_bclink_send_msg(struct sk_buff *buf) } res = tipc_link_send_buf(bcl, buf); - if (likely(res > 0)) + if (likely(res >= 0)) { bclink_set_last_sent(); - - bcl->stats.queue_sz_counts++; - bcl->stats.accu_queue_sz += bcl->out_queue_size; + bcl->stats.queue_sz_counts++; + bcl->stats.accu_queue_sz += bcl->out_queue_size; + } exit: spin_unlock_bh(&bc_lock); return res;