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| author | James Chapman <jchapman@katalix.com> | 2012-04-29 21:48:46 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2012-05-01 09:30:54 -0400 |
| commit | 5de7aee5413cdfe6f96289a84a5ad22b1314e873 (patch) | |
| tree | f1c6cf02dde574fd0c23598132b9352512cb03a5 /net/l2tp/l2tp_core.h | |
| parent | 80bcb4238dd858d8ae460b62aac2f4165db58c3c (diff) | |
| download | lwn-5de7aee5413cdfe6f96289a84a5ad22b1314e873.tar.gz lwn-5de7aee5413cdfe6f96289a84a5ad22b1314e873.zip | |
l2tp: fix locking of 64-bit counters for smp
L2TP uses 64-bit counters but since these are not updated atomically,
we need to make them safe for smp. This patch addresses that.
Signed-off-by: James Chapman <jchapman@katalix.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/l2tp/l2tp_core.h')
| -rw-r--r-- | net/l2tp/l2tp_core.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/net/l2tp/l2tp_core.h b/net/l2tp/l2tp_core.h index 09e4a38b4f43..a8c943bf4140 100644 --- a/net/l2tp/l2tp_core.h +++ b/net/l2tp/l2tp_core.h @@ -45,6 +45,7 @@ struct l2tp_stats { u64 rx_oos_packets; u64 rx_errors; u64 rx_cookie_discards; + struct u64_stats_sync syncp; }; struct l2tp_tunnel; |