AcoSail/kernel_optimize_test
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net,rcu: convert call_rcu(prl_entry_destroy_rcu) to kfree

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The RCU callback prl_entry_destroy_rcu() just calls kfree(), so we can
use kfree_rcu() instead of call_rcu().

Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Cc: Alexey Kuznetsov <kuznet@ms2.inr.ac.ru>
Cc: "Pekka Savola (ipv6)" <pekkas@netcore.fi>
Cc: James Morris <jmorris@namei.org>
Cc: Hideaki YOSHIFUJI <yoshfuji@linux-ipv6.org>
Cc: Patrick McHardy <kaber@trash.net>
Acked-by: David S. Miller <davem@davemloft.net>
Reviewed-by: Josh Triplett <josh@joshtriplett.org>
This commit is contained in:
Paul E. McKenney 2011-05-02 00:56:57 -07:00
parent 8e3572cff7
commit 11c476f31a
1 changed files with 1 additions and 6 deletions
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7
net/ipv6/sit.c
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@ -401,11 +401,6 @@ ipip6_tunnel_add_prl(struct ip_tunnel *t, struct ip_tunnel_prl *a, int chg)
return err;
}
static void prl_entry_destroy_rcu(struct rcu_head *head)
{
kfree(container_of(head, struct ip_tunnel_prl_entry, rcu_head));
}
static void prl_list_destroy_rcu(struct rcu_head *head)
{
struct ip_tunnel_prl_entry *p, *n;
@ -433,7 +428,7 @@ ipip6_tunnel_del_prl(struct ip_tunnel *t, struct ip_tunnel_prl *a)
p = &x->next) {
if (x->addr == a->addr) {
*p = x->next;
call_rcu(&x->rcu_head, prl_entry_destroy_rcu);
kfree_rcu(x, rcu_head);
t->prl_count--;
goto out;
}