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authorAlexey Dobriyan <adobriyan@gmail.com>2017-05-17 13:30:44 +0300
committerDavid S. Miller <davem@davemloft.net>2017-05-18 17:19:30 +0300
commit0cd2950357e31a96be03b531b4b11fe1df812c9f (patch)
treeb9587e64729dee6f52b5c07867c1acc3df805fe1 /drivers/net/wan
parent64f5102dcb811b27d673eccc8cc0d76ce90981a4 (diff)
downloadlinux-0cd2950357e31a96be03b531b4b11fe1df812c9f.tar.xz
net: make struct net_device::tx_queue_len unsigned int
4 billion packet queue is something unthinkable so use 32-bit value for now. Space savings on x86_64: add/remove: 0/0 grow/shrink: 3/70 up/down: 16/-131 (-115) function old new delta change_tx_queue_len 94 108 +14 qdisc_create 1176 1177 +1 alloc_netdev_mqs 1124 1125 +1 xenvif_alloc 533 532 -1 x25_asy_setup 167 166 -1 ... tun_queue_resize 945 940 -5 pfifo_fast_enqueue 167 162 -5 qfq_init_qdisc 168 158 -10 tap_queue_resize 810 799 -11 transmit 719 698 -21 Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/wan')
-rw-r--r--drivers/net/wan/hdlc_raw_eth.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/net/wan/hdlc_raw_eth.c b/drivers/net/wan/hdlc_raw_eth.c
index 2f11836078ab..8bd3ed905813 100644
--- a/drivers/net/wan/hdlc_raw_eth.c
+++ b/drivers/net/wan/hdlc_raw_eth.c
@@ -57,7 +57,8 @@ static int raw_eth_ioctl(struct net_device *dev, struct ifreq *ifr)
const size_t size = sizeof(raw_hdlc_proto);
raw_hdlc_proto new_settings;
hdlc_device *hdlc = dev_to_hdlc(dev);
- int result, old_qlen;
+ unsigned int old_qlen;
+ int result;
switch (ifr->ifr_settings.type) {
case IF_GET_PROTO: