diff options
Diffstat (limited to 'net/core/gen_estimator.c')
| -rw-r--r-- | net/core/gen_estimator.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/net/core/gen_estimator.c b/net/core/gen_estimator.c index fae9c4694186..f112156db587 100644 --- a/net/core/gen_estimator.c +++ b/net/core/gen_estimator.c @@ -75,7 +75,7 @@ static void est_fetch_counters(struct net_rate_estimator *e, static void est_timer(struct timer_list *t) { - struct net_rate_estimator *est = from_timer(est, t, timer); + struct net_rate_estimator *est = timer_container_of(est, t, timer); struct gnet_stats_basic_sync b; u64 b_bytes, b_packets; u64 rate, brate; @@ -90,10 +90,12 @@ static void est_timer(struct timer_list *t) rate = (b_packets - est->last_packets) << (10 - est->intvl_log); rate = (rate >> est->ewma_log) - (est->avpps >> est->ewma_log); + preempt_disable_nested(); write_seqcount_begin(&est->seq); est->avbps += brate; est->avpps += rate; write_seqcount_end(&est->seq); + preempt_enable_nested(); est->last_bytes = b_bytes; est->last_packets = b_packets; @@ -177,7 +179,7 @@ int gen_new_estimator(struct gnet_stats_basic_sync *bstats, spin_lock_bh(lock); old = rcu_dereference_protected(*rate_est, 1); if (old) { - del_timer_sync(&old->timer); + timer_delete_sync(&old->timer); est->avbps = old->avbps; est->avpps = old->avpps; } @@ -206,7 +208,7 @@ void gen_kill_estimator(struct net_rate_estimator __rcu **rate_est) { struct net_rate_estimator *est; - est = xchg((__force struct net_rate_estimator **)rate_est, NULL); + est = unrcu_pointer(xchg(rate_est, NULL)); if (est) { timer_shutdown_sync(&est->timer); kfree_rcu(est, rcu); |