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Date: Fri, 18 Mar 2011 11:39:43 +0800 From: Lai Jiangshan <laijs@...fujitsu.com> To: "Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>, Ingo Molnar <mingo@...e.hu>, Jens Axboe <axboe@...nel.dk>, Robert Love <robert.w.love@...el.com>, "James E.J. Bottomley" <James.Bottomley@...e.de>, Neil Horman <nhorman@...driver.com>, "David S. Miller" <davem@...emloft.net>, Alexey Kuznetsov <kuznet@....inr.ac.ru>, "Pekka Savola (ipv6)" <pekkas@...core.fi>, James Morris <jmorris@...ei.org>, Hideaki YOSHIFUJI <yoshfuji@...ux-ipv6.org>, Patrick McHardy <kaber@...sh.net>, Eric Dumazet <eric.dumazet@...il.com>, Stephen Hemminger <shemminger@...tta.com>, Tejun Heo <tj@...nel.org>, Jarek Poplawski <jarkao2@...il.com>, linux-kernel@...r.kernel.org, devel@...n-fcoe.org, linux-scsi@...r.kernel.org, netdev@...r.kernel.org Subject: [PATCH 01/36] 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@...fujitsu.com> --- net/core/drop_monitor.c | 12 ++---------- 1 files changed, 2 insertions(+), 10 deletions(-) diff --git a/net/core/drop_monitor.c b/net/core/drop_monitor.c index 36e603c..32365e7 100644 --- a/net/core/drop_monitor.c +++ b/net/core/drop_monitor.c @@ -207,14 +207,6 @@ static void trace_napi_poll_hit(void *ignore, struct napi_struct *napi) rcu_read_unlock(); } - -static void free_dm_hw_stat(struct rcu_head *head) -{ - struct dm_hw_stat_delta *n; - n = container_of(head, struct dm_hw_stat_delta, rcu); - kfree(n); -} - static int set_all_monitor_traces(int state) { int rc = 0; @@ -245,7 +237,7 @@ static int set_all_monitor_traces(int state) list_for_each_entry_safe(new_stat, temp, &hw_stats_list, list) { if (new_stat->dev == NULL) { list_del_rcu(&new_stat->list); - call_rcu(&new_stat->rcu, free_dm_hw_stat); + kfree_rcu(new_stat, rcu); } } break; @@ -314,7 +306,7 @@ static int dropmon_net_event(struct notifier_block *ev_block, new_stat->dev = NULL; if (trace_state == TRACE_OFF) { list_del_rcu(&new_stat->list); - call_rcu(&new_stat->rcu, free_dm_hw_stat); + kfree_rcu(new_stat, rcu); break; } } -- 1.7.4 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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