* [PATCH -next] vxlan: using kfree_rcu() to simplify the code
@ 2013-08-16 23:32 Wei Yongjun
2013-08-16 23:45 ` Stephen Hemminger
0 siblings, 1 reply; 5+ messages in thread
From: Wei Yongjun @ 2013-08-16 23:32 UTC (permalink / raw)
To: davem, stephen, pshelar, mike.rapoport, amwang; +Cc: yongjun_wei, netdev
From: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
The callback function of call_rcu() just calls a kfree(), so we
can use kfree_rcu() instead of call_rcu() + callback function.
Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
---
drivers/net/vxlan.c | 8 +-------
1 file changed, 1 insertion(+), 7 deletions(-)
diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c
index 227b54a..d6fc046 100644
--- a/drivers/net/vxlan.c
+++ b/drivers/net/vxlan.c
@@ -498,12 +498,6 @@ static int vxlan_fdb_create(struct vxlan_dev *vxlan,
return 0;
}
-static void vxlan_fdb_free_rdst(struct rcu_head *head)
-{
- struct vxlan_rdst *rd = container_of(head, struct vxlan_rdst, rcu);
- kfree(rd);
-}
-
static void vxlan_fdb_free(struct rcu_head *head)
{
struct vxlan_fdb *f = container_of(head, struct vxlan_fdb, rcu);
@@ -643,7 +637,7 @@ static int vxlan_fdb_delete(struct ndmsg *ndm, struct nlattr *tb[],
*/
if (rd && !list_is_singular(&f->remotes)) {
list_del_rcu(&rd->list);
- call_rcu(&rd->rcu, vxlan_fdb_free_rdst);
+ kfree_rcu(rd, rcu);
goto out;
}
^ permalink raw reply related [flat|nested] 5+ messages in thread* Re: [PATCH -next] vxlan: using kfree_rcu() to simplify the code
2013-08-16 23:32 [PATCH -next] vxlan: using kfree_rcu() to simplify the code Wei Yongjun
@ 2013-08-16 23:45 ` Stephen Hemminger
2013-08-20 22:06 ` David Miller
0 siblings, 1 reply; 5+ messages in thread
From: Stephen Hemminger @ 2013-08-16 23:45 UTC (permalink / raw)
To: Wei Yongjun; +Cc: davem, pshelar, mike.rapoport, amwang, yongjun_wei, netdev
On Sat, 17 Aug 2013 07:32:09 +0800
Wei Yongjun <weiyj.lk@gmail.com> wrote:
> From: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
>
> The callback function of call_rcu() just calls a kfree(), so we
> can use kfree_rcu() instead of call_rcu() + callback function.
>
> Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
> ---
> drivers/net/vxlan.c | 8 +-------
> 1 file changed, 1 insertion(+), 7 deletions(-)
>
> diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c
> index 227b54a..d6fc046 100644
> --- a/drivers/net/vxlan.c
> +++ b/drivers/net/vxlan.c
> @@ -498,12 +498,6 @@ static int vxlan_fdb_create(struct vxlan_dev *vxlan,
> return 0;
> }
>
> -static void vxlan_fdb_free_rdst(struct rcu_head *head)
> -{
> - struct vxlan_rdst *rd = container_of(head, struct vxlan_rdst, rcu);
> - kfree(rd);
> -}
> -
> static void vxlan_fdb_free(struct rcu_head *head)
> {
> struct vxlan_fdb *f = container_of(head, struct vxlan_fdb, rcu);
> @@ -643,7 +637,7 @@ static int vxlan_fdb_delete(struct ndmsg *ndm, struct nlattr *tb[],
> */
> if (rd && !list_is_singular(&f->remotes)) {
> list_del_rcu(&rd->list);
> - call_rcu(&rd->rcu, vxlan_fdb_free_rdst);
> + kfree_rcu(rd, rcu);
> goto out;
> }
>
>
Acked-by: Stephen Hemminger <stephen@networkplumber.org>
^ permalink raw reply [flat|nested] 5+ messages in thread* Re: [PATCH -next] vxlan: using kfree_rcu() to simplify the code
2013-08-16 23:45 ` Stephen Hemminger
@ 2013-08-20 22:06 ` David Miller
0 siblings, 0 replies; 5+ messages in thread
From: David Miller @ 2013-08-20 22:06 UTC (permalink / raw)
To: stephen; +Cc: weiyj.lk, pshelar, mike.rapoport, amwang, yongjun_wei, netdev
From: Stephen Hemminger <stephen@networkplumber.org>
Date: Fri, 16 Aug 2013 16:45:44 -0700
> On Sat, 17 Aug 2013 07:32:09 +0800
> Wei Yongjun <weiyj.lk@gmail.com> wrote:
>
>> From: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
>>
>> The callback function of call_rcu() just calls a kfree(), so we
>> can use kfree_rcu() instead of call_rcu() + callback function.
>>
>> Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
...
> Acked-by: Stephen Hemminger <stephen@networkplumber.org>
Applied.
^ permalink raw reply [flat|nested] 5+ messages in thread
* [PATCH -next] vxlan: using kfree_rcu() to simplify the code
@ 2013-07-17 5:29 Wei Yongjun
2013-07-17 6:01 ` David Miller
0 siblings, 1 reply; 5+ messages in thread
From: Wei Yongjun @ 2013-07-17 5:29 UTC (permalink / raw)
To: davem, stephen, pshelar, mike.rapoport, amwang; +Cc: yongjun_wei, netdev
From: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
The callback function of call_rcu() just calls a kfree(), so we
can use kfree_rcu() instead of call_rcu() + callback function.
Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
---
drivers/net/vxlan.c | 8 +-------
1 file changed, 1 insertion(+), 7 deletions(-)
diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c
index 227b54a..d6fc046 100644
--- a/drivers/net/vxlan.c
+++ b/drivers/net/vxlan.c
@@ -498,12 +498,6 @@ static int vxlan_fdb_create(struct vxlan_dev *vxlan,
return 0;
}
-static void vxlan_fdb_free_rdst(struct rcu_head *head)
-{
- struct vxlan_rdst *rd = container_of(head, struct vxlan_rdst, rcu);
- kfree(rd);
-}
-
static void vxlan_fdb_free(struct rcu_head *head)
{
struct vxlan_fdb *f = container_of(head, struct vxlan_fdb, rcu);
@@ -643,7 +637,7 @@ static int vxlan_fdb_delete(struct ndmsg *ndm, struct nlattr *tb[],
*/
if (rd && !list_is_singular(&f->remotes)) {
list_del_rcu(&rd->list);
- call_rcu(&rd->rcu, vxlan_fdb_free_rdst);
+ kfree_rcu(rd, rcu);
goto out;
}
^ permalink raw reply related [flat|nested] 5+ messages in thread* Re: [PATCH -next] vxlan: using kfree_rcu() to simplify the code
2013-07-17 5:29 Wei Yongjun
@ 2013-07-17 6:01 ` David Miller
0 siblings, 0 replies; 5+ messages in thread
From: David Miller @ 2013-07-17 6:01 UTC (permalink / raw)
To: weiyj.lk; +Cc: stephen, pshelar, mike.rapoport, amwang, yongjun_wei, netdev
From: Wei Yongjun <weiyj.lk@gmail.com>
Date: Wed, 17 Jul 2013 13:29:58 +0800
> From: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
>
> The callback function of call_rcu() just calls a kfree(), so we
> can use kfree_rcu() instead of call_rcu() + callback function.
>
> Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
net-next is not open yet, please resubmit this when I announce here
on netdev that the net-next tree is open for submissions.
Thank you.
^ permalink raw reply [flat|nested] 5+ messages in thread
end of thread, other threads:[~2013-08-20 22:06 UTC | newest]
Thread overview: 5+ messages (download: mbox.gz follow: Atom feed
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2013-08-16 23:32 [PATCH -next] vxlan: using kfree_rcu() to simplify the code Wei Yongjun
2013-08-16 23:45 ` Stephen Hemminger
2013-08-20 22:06 ` David Miller
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2013-07-17 6:01 ` David Miller
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