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| author |   Eric Dumazet <dada1@cosmosbay.com> | 2009-05-18 00:35:38 +0000 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2009-05-18 15:15:06 -0700 |
| commit | 450c4ea15ecb89567e6a75b89cbb8a598a7efb75 (patch) | |
| tree | 5e99e5e58ca2e5e046d47963773ef66857bec46a /net/ipv4/fib_lookup.h | |
| parent | net: add tx_packets/tx_bytes/tx_dropped counters in struct netdev_queue (diff) | |
| download | linux-dev-450c4ea15ecb89567e6a75b89cbb8a598a7efb75.tar.xz linux-dev-450c4ea15ecb89567e6a75b89cbb8a598a7efb75.zip | |
vlan: use struct netdev_queue counters instead of dev->stats
We can update netdev_queue tx_bytes/tx_packets/tx_dropped counters instead
of dev->stats ones, to reduce number of cache lines dirtied in xmit path.
This fixes a performance problem on SMP when many different cpus take
vlan tx path.
Signed-off-by: Eric Dumazet <dada1@cosmosbay.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/fib_lookup.h')
0 files changed, 0 insertions, 0 deletions