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* [PATCH net-next] net/sched: simplify tc_action_load_ops parameters
@ 2024-01-04 14:11 Pedro Tammela
  2024-01-04 14:57 ` Jiri Pirko
  0 siblings, 1 reply; 2+ messages in thread
From: Pedro Tammela @ 2024-01-04 14:11 UTC (permalink / raw)
  To: netdev
  Cc: davem, edumazet, kuba, pabeni, jhs, xiyou.wangcong, jiri, Pedro Tammela

Instead of using two bools derived from a flags passed as arguments to
the parent function of tc_action_load_ops, just pass the flags itself
to tc_action_load_ops to simplify its parameters.

Signed-off-by: Pedro Tammela <pctammela@mojatatu.com>
---
 include/net/act_api.h | 3 +--
 net/sched/act_api.c   | 9 ++++-----
 net/sched/cls_api.c   | 5 ++---
 3 files changed, 7 insertions(+), 10 deletions(-)

diff --git a/include/net/act_api.h b/include/net/act_api.h
index 447985a45ef6..e1e5e72b901e 100644
--- a/include/net/act_api.h
+++ b/include/net/act_api.h
@@ -208,8 +208,7 @@ int tcf_action_init(struct net *net, struct tcf_proto *tp, struct nlattr *nla,
 		    struct nlattr *est,
 		    struct tc_action *actions[], int init_res[], size_t *attr_size,
 		    u32 flags, u32 fl_flags, struct netlink_ext_ack *extack);
-struct tc_action_ops *tc_action_load_ops(struct nlattr *nla, bool police,
-					 bool rtnl_held,
+struct tc_action_ops *tc_action_load_ops(struct nlattr *nla, u32 flags,
 					 struct netlink_ext_ack *extack);
 struct tc_action *tcf_action_init_1(struct net *net, struct tcf_proto *tp,
 				    struct nlattr *nla, struct nlattr *est,
diff --git a/net/sched/act_api.c b/net/sched/act_api.c
index ef70d4771811..dd3b893802db 100644
--- a/net/sched/act_api.c
+++ b/net/sched/act_api.c
@@ -1324,10 +1324,10 @@ void tcf_idr_insert_many(struct tc_action *actions[], int init_res[])
 	}
 }
 
-struct tc_action_ops *tc_action_load_ops(struct nlattr *nla, bool police,
-					 bool rtnl_held,
+struct tc_action_ops *tc_action_load_ops(struct nlattr *nla, u32 flags,
 					 struct netlink_ext_ack *extack)
 {
+	bool police = flags & TCA_ACT_FLAGS_POLICE;
 	struct nlattr *tb[TCA_ACT_MAX + 1];
 	struct tc_action_ops *a_o;
 	char act_name[IFNAMSIZ];
@@ -1359,6 +1359,7 @@ struct tc_action_ops *tc_action_load_ops(struct nlattr *nla, bool police,
 	a_o = tc_lookup_action_n(act_name);
 	if (a_o == NULL) {
 #ifdef CONFIG_MODULES
+		bool rtnl_held = !(flags & TCA_ACT_FLAGS_NO_RTNL);
 		if (rtnl_held)
 			rtnl_unlock();
 		request_module("act_%s", act_name);
@@ -1475,9 +1476,7 @@ int tcf_action_init(struct net *net, struct tcf_proto *tp, struct nlattr *nla,
 	for (i = 1; i <= TCA_ACT_MAX_PRIO && tb[i]; i++) {
 		struct tc_action_ops *a_o;
 
-		a_o = tc_action_load_ops(tb[i], flags & TCA_ACT_FLAGS_POLICE,
-					 !(flags & TCA_ACT_FLAGS_NO_RTNL),
-					 extack);
+		a_o = tc_action_load_ops(tb[i], flags, extack);
 		if (IS_ERR(a_o)) {
 			err = PTR_ERR(a_o);
 			goto err_mod;
diff --git a/net/sched/cls_api.c b/net/sched/cls_api.c
index 46c98367d205..8d25e6b561dd 100644
--- a/net/sched/cls_api.c
+++ b/net/sched/cls_api.c
@@ -3297,12 +3297,11 @@ int tcf_exts_validate_ex(struct net *net, struct tcf_proto *tp, struct nlattr **
 		if (exts->police && tb[exts->police]) {
 			struct tc_action_ops *a_o;
 
-			a_o = tc_action_load_ops(tb[exts->police], true,
-						 !(flags & TCA_ACT_FLAGS_NO_RTNL),
+			flags |= TCA_ACT_FLAGS_POLICE | TCA_ACT_FLAGS_BIND;
+			a_o = tc_action_load_ops(tb[exts->police], flags,
 						 extack);
 			if (IS_ERR(a_o))
 				return PTR_ERR(a_o);
-			flags |= TCA_ACT_FLAGS_POLICE | TCA_ACT_FLAGS_BIND;
 			act = tcf_action_init_1(net, tp, tb[exts->police],
 						rate_tlv, a_o, init_res, flags,
 						extack);
-- 
2.40.1


^ permalink raw reply related	[flat|nested] 2+ messages in thread
* Re: [PATCH net-next] net/sched: simplify tc_action_load_ops parameters
  2024-01-04 14:11 [PATCH net-next] net/sched: simplify tc_action_load_ops parameters Pedro Tammela
@ 2024-01-04 14:57 ` Jiri Pirko
  0 siblings, 0 replies; 2+ messages in thread
From: Jiri Pirko @ 2024-01-04 14:57 UTC (permalink / raw)
  To: Pedro Tammela; +Cc: netdev, davem, edumazet, kuba, pabeni, jhs, xiyou.wangcong

Thu, Jan 04, 2024 at 03:11:13PM CET, pctammela@mojatatu.com wrote:
>Instead of using two bools derived from a flags passed as arguments to
>the parent function of tc_action_load_ops, just pass the flags itself
>to tc_action_load_ops to simplify its parameters.
>
>Signed-off-by: Pedro Tammela <pctammela@mojatatu.com>
>---
> include/net/act_api.h | 3 +--
> net/sched/act_api.c   | 9 ++++-----
> net/sched/cls_api.c   | 5 ++---
> 3 files changed, 7 insertions(+), 10 deletions(-)
>
>diff --git a/include/net/act_api.h b/include/net/act_api.h
>index 447985a45ef6..e1e5e72b901e 100644
>--- a/include/net/act_api.h
>+++ b/include/net/act_api.h
>@@ -208,8 +208,7 @@ int tcf_action_init(struct net *net, struct tcf_proto *tp, struct nlattr *nla,
> 		    struct nlattr *est,
> 		    struct tc_action *actions[], int init_res[], size_t *attr_size,
> 		    u32 flags, u32 fl_flags, struct netlink_ext_ack *extack);
>-struct tc_action_ops *tc_action_load_ops(struct nlattr *nla, bool police,
>-					 bool rtnl_held,
>+struct tc_action_ops *tc_action_load_ops(struct nlattr *nla, u32 flags,
> 					 struct netlink_ext_ack *extack);
> struct tc_action *tcf_action_init_1(struct net *net, struct tcf_proto *tp,
> 				    struct nlattr *nla, struct nlattr *est,
>diff --git a/net/sched/act_api.c b/net/sched/act_api.c
>index ef70d4771811..dd3b893802db 100644
>--- a/net/sched/act_api.c
>+++ b/net/sched/act_api.c
>@@ -1324,10 +1324,10 @@ void tcf_idr_insert_many(struct tc_action *actions[], int init_res[])
> 	}
> }
> 
>-struct tc_action_ops *tc_action_load_ops(struct nlattr *nla, bool police,
>-					 bool rtnl_held,
>+struct tc_action_ops *tc_action_load_ops(struct nlattr *nla, u32 flags,
> 					 struct netlink_ext_ack *extack)
> {
>+	bool police = flags & TCA_ACT_FLAGS_POLICE;
> 	struct nlattr *tb[TCA_ACT_MAX + 1];
> 	struct tc_action_ops *a_o;
> 	char act_name[IFNAMSIZ];
>@@ -1359,6 +1359,7 @@ struct tc_action_ops *tc_action_load_ops(struct nlattr *nla, bool police,
> 	a_o = tc_lookup_action_n(act_name);
> 	if (a_o == NULL) {
> #ifdef CONFIG_MODULES
>+		bool rtnl_held = !(flags & TCA_ACT_FLAGS_NO_RTNL);

Empty line here please.

Otherwise this looks fine to me.
Reviewed-by: Jiri Pirko <jiri@nvidia.com>




> 		if (rtnl_held)
> 			rtnl_unlock();
> 		request_module("act_%s", act_name);
>@@ -1475,9 +1476,7 @@ int tcf_action_init(struct net *net, struct tcf_proto *tp, struct nlattr *nla,
> 	for (i = 1; i <= TCA_ACT_MAX_PRIO && tb[i]; i++) {
> 		struct tc_action_ops *a_o;
> 
>-		a_o = tc_action_load_ops(tb[i], flags & TCA_ACT_FLAGS_POLICE,
>-					 !(flags & TCA_ACT_FLAGS_NO_RTNL),
>-					 extack);
>+		a_o = tc_action_load_ops(tb[i], flags, extack);
> 		if (IS_ERR(a_o)) {
> 			err = PTR_ERR(a_o);
> 			goto err_mod;
>diff --git a/net/sched/cls_api.c b/net/sched/cls_api.c
>index 46c98367d205..8d25e6b561dd 100644
>--- a/net/sched/cls_api.c
>+++ b/net/sched/cls_api.c
>@@ -3297,12 +3297,11 @@ int tcf_exts_validate_ex(struct net *net, struct tcf_proto *tp, struct nlattr **
> 		if (exts->police && tb[exts->police]) {
> 			struct tc_action_ops *a_o;
> 
>-			a_o = tc_action_load_ops(tb[exts->police], true,
>-						 !(flags & TCA_ACT_FLAGS_NO_RTNL),
>+			flags |= TCA_ACT_FLAGS_POLICE | TCA_ACT_FLAGS_BIND;
>+			a_o = tc_action_load_ops(tb[exts->police], flags,
> 						 extack);
> 			if (IS_ERR(a_o))
> 				return PTR_ERR(a_o);
>-			flags |= TCA_ACT_FLAGS_POLICE | TCA_ACT_FLAGS_BIND;
> 			act = tcf_action_init_1(net, tp, tb[exts->police],
> 						rate_tlv, a_o, init_res, flags,
> 						extack);
>-- 
>2.40.1
>

^ permalink raw reply	[flat|nested] 2+ messages in thread
end of thread, other threads:[~2024-01-04 14:57 UTC | newest]

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2024-01-04 14:11 [PATCH net-next] net/sched: simplify tc_action_load_ops parameters Pedro Tammela
2024-01-04 14:57 ` Jiri Pirko

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