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Commit fa81c0e1d2d2176f1136c72c080c9ea4a98be347

Authored by Lai Jiangshan
Committed by Paul E. McKenney
1 parent 10d50e748d
Exists in master and in 7 other branches imx_3.0.35_4.1.0, imx_3.10.17_1.0.1_ga, imx_3.10.53_1.1.0_ga, imx_3.14.28_1.0.0_ga, smarc-imx_3.10.53_1.1.0_ga, smarc-imx_3.14.28_1.0.0_ga, smarc-l5.0.0_1.0.0-ga

net,rcu: convert call_rcu(free_dm_hw_stat) to kfree_rcu() 

The rcu callback free_dm_hw_stat() just calls a kfree(),
so we use kfree_rcu() instead of the call_rcu(free_dm_hw_stat).

Signed-off-by: Lai Jiangshan <laijs@cn.fujitsu.com>
Acked-by: Neil Horman <nhorman@tuxdriver.com>
Acked-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Reviewed-by: Josh Triplett <josh@joshtriplett.org>

Showing 1 changed file with 2 additions and 10 deletions Side-by-side Diff

net/core/drop_monitor.c
Diff comments   View file @ fa81c0e
... ... @@ -207,14 +207,6 @@
207 207 rcu_read_unlock();
208 208 }
209 209  
210   -
211   -static void free_dm_hw_stat(struct rcu_head *head)
212   -{
213   - struct dm_hw_stat_delta *n;
214   - n = container_of(head, struct dm_hw_stat_delta, rcu);
215   - kfree(n);
216   -}
217   -
218 210 static int set_all_monitor_traces(int state)
219 211 {
220 212 int rc = 0;
... ... @@ -245,7 +237,7 @@
245 237 list_for_each_entry_safe(new_stat, temp, &hw_stats_list, list) {
246 238 if (new_stat->dev == NULL) {
247 239 list_del_rcu(&new_stat->list);
248   - call_rcu(&new_stat->rcu, free_dm_hw_stat);
  240 + kfree_rcu(new_stat, rcu);
249 241 }
250 242 }
251 243 break;
... ... @@ -314,7 +306,7 @@
314 306 new_stat->dev = NULL;
315 307 if (trace_state == TRACE_OFF) {
316 308 list_del_rcu(&new_stat->list);
317   - call_rcu(&new_stat->rcu, free_dm_hw_stat);
  309 + kfree_rcu(new_stat, rcu);
318 310 break;
319 311 }
320 312 }