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Date: Wed, 12 Feb 2014 10:58:15 +0800 From: Yang Yingliang <yangyingliang@...wei.com> To: <netdev@...r.kernel.org> CC: <davem@...emloft.net>, <stephen@...workplumber.org> Subject: [PATCH net-next 4/4] sch_netem: replace spin_(un)lock_bh with sch_tree_(un)lock spin_(un)lock_bh(root_lock) is same as sch_tree_(un)lock. Signed-off-by: Yang Yingliang <yangyingliang@...wei.com> --- net/sched/sch_netem.c | 7 ++----- 1 file changed, 2 insertions(+), 5 deletions(-) diff --git a/net/sched/sch_netem.c b/net/sched/sch_netem.c index 4fced67..62811d5 100644 --- a/net/sched/sch_netem.c +++ b/net/sched/sch_netem.c @@ -665,7 +665,6 @@ static int get_dist_table(struct Qdisc *sch, const struct nlattr *attr) struct netem_sched_data *q = qdisc_priv(sch); size_t n = nla_len(attr)/sizeof(__s16); const __s16 *data = nla_data(attr); - spinlock_t *root_lock; struct disttable *d; int i; size_t s; @@ -684,11 +683,9 @@ static int get_dist_table(struct Qdisc *sch, const struct nlattr *attr) for (i = 0; i < n; i++) d->table[i] = data[i]; - root_lock = qdisc_root_sleeping_lock(sch); - - spin_lock_bh(root_lock); + sch_tree_lock(sch); swap(q->delay_dist, d); - spin_unlock_bh(root_lock); + sch_tree_unlock(sch); dist_free(d); return 0; -- 1.8.0 -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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