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authorAllan Stephens <allan.stephens@windriver.com>2011-10-24 21:27:31 +0400
committerPaul Gortmaker <paul.gortmaker@windriver.com>2011-12-27 20:33:51 +0400
commit9157bafb44637a2cfefc222d6551100ead40e79e (patch)
tree03daf741edd6dc848ec38eff1aead23c31c5c83a /net
parent2b78f9a002dccc587912af4da3bf1db86909de91 (diff)
downloadlinux-9157bafb44637a2cfefc222d6551100ead40e79e.tar.xz
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 <allan.stephens@windriver.com> Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com>
Diffstat (limited to 'net')
-rw-r--r--net/tipc/bcast.c8
1 files changed, 4 insertions, 4 deletions
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;