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* [patch net-next 0/3] mlxsw: Introduce support for "pass" gact action offloading
@ 2017-09-25  8:58 Jiri Pirko
  2017-09-25  8:58 ` [patch net-next 1/3] mlxsw: spectrum_acl: Propagate errors from mlxsw_afa_block_jump/continue Jiri Pirko
                   ` (3 more replies)
  0 siblings, 4 replies; 5+ messages in thread
From: Jiri Pirko @ 2017-09-25  8:58 UTC (permalink / raw)
  To: netdev; +Cc: davem, idosch, mlxsw, jhs, xiyou.wangcong

From: Jiri Pirko <jiri@mellanox.com>

Very simple patchset adds ability for user to insert filters with "pass"
gact action and offload it. That allows scenarios like this:

$ tc filter add dev enp3s0np19 ingress protocol ip pref 10 flower skip_sw dst_ip 192.168.101.0/24 action drop
$ tc filter add dev enp3s0np19 ingress protocol ip pref 9 flower skip_sw dst_ip 192.168.101.1 action pass

Jiri Pirko (3):
  mlxsw: spectrum_acl: Propagate errors from
    mlxsw_afa_block_jump/continue
  net: sched: introduce helper to identify gact pass action
  mlxsw: spectrum_flower: Offload "ok" termination action

 .../net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c    | 14 ++++++++------
 .../net/ethernet/mellanox/mlxsw/core_acl_flex_actions.h    |  4 ++--
 drivers/net/ethernet/mellanox/mlxsw/spectrum.h             |  6 +++---
 drivers/net/ethernet/mellanox/mlxsw/spectrum_acl.c         | 10 +++++-----
 drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_tcam.c    |  6 +++++-
 drivers/net/ethernet/mellanox/mlxsw/spectrum_flower.c      | 10 ++++++++--
 include/net/tc_act/tc_gact.h                               |  5 +++++
 7 files changed, 36 insertions(+), 19 deletions(-)

-- 
2.9.5

^ permalink raw reply	[flat|nested] 5+ messages in thread

* [patch net-next 1/3] mlxsw: spectrum_acl: Propagate errors from mlxsw_afa_block_jump/continue
  2017-09-25  8:58 [patch net-next 0/3] mlxsw: Introduce support for "pass" gact action offloading Jiri Pirko
@ 2017-09-25  8:58 ` Jiri Pirko
  2017-09-25  8:58 ` [patch net-next 2/3] net: sched: introduce helper to identify gact pass action Jiri Pirko
                   ` (2 subsequent siblings)
  3 siblings, 0 replies; 5+ messages in thread
From: Jiri Pirko @ 2017-09-25  8:58 UTC (permalink / raw)
  To: netdev; +Cc: davem, idosch, mlxsw, jhs, xiyou.wangcong

From: Jiri Pirko <jiri@mellanox.com>

Propagate error instead of doing WARN_ON right away.

Signed-off-by: Jiri Pirko <jiri@mellanox.com>
---
 .../net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c    | 14 ++++++++------
 .../net/ethernet/mellanox/mlxsw/core_acl_flex_actions.h    |  4 ++--
 drivers/net/ethernet/mellanox/mlxsw/spectrum.h             |  6 +++---
 drivers/net/ethernet/mellanox/mlxsw/spectrum_acl.c         | 10 +++++-----
 drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_tcam.c    |  6 +++++-
 drivers/net/ethernet/mellanox/mlxsw/spectrum_flower.c      |  4 +++-
 6 files changed, 26 insertions(+), 18 deletions(-)

diff --git a/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c b/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c
index ab3ffe7a..bc55d0e 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c
@@ -399,23 +399,25 @@ u32 mlxsw_afa_block_first_set_kvdl_index(struct mlxsw_afa_block *block)
 }
 EXPORT_SYMBOL(mlxsw_afa_block_first_set_kvdl_index);
 
-void mlxsw_afa_block_continue(struct mlxsw_afa_block *block)
+int mlxsw_afa_block_continue(struct mlxsw_afa_block *block)
 {
-	if (WARN_ON(block->finished))
-		return;
+	if (block->finished)
+		return -EINVAL;
 	mlxsw_afa_set_goto_set(block->cur_set,
 			       MLXSW_AFA_SET_GOTO_BINDING_CMD_NONE, 0);
 	block->finished = true;
+	return 0;
 }
 EXPORT_SYMBOL(mlxsw_afa_block_continue);
 
-void mlxsw_afa_block_jump(struct mlxsw_afa_block *block, u16 group_id)
+int mlxsw_afa_block_jump(struct mlxsw_afa_block *block, u16 group_id)
 {
-	if (WARN_ON(block->finished))
-		return;
+	if (block->finished)
+		return -EINVAL;
 	mlxsw_afa_set_goto_set(block->cur_set,
 			       MLXSW_AFA_SET_GOTO_BINDING_CMD_JUMP, group_id);
 	block->finished = true;
+	return 0;
 }
 EXPORT_SYMBOL(mlxsw_afa_block_jump);
 
diff --git a/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.h b/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.h
index 501819c..06b0be4 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.h
+++ b/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.h
@@ -57,8 +57,8 @@ void mlxsw_afa_block_destroy(struct mlxsw_afa_block *block);
 int mlxsw_afa_block_commit(struct mlxsw_afa_block *block);
 char *mlxsw_afa_block_first_set(struct mlxsw_afa_block *block);
 u32 mlxsw_afa_block_first_set_kvdl_index(struct mlxsw_afa_block *block);
-void mlxsw_afa_block_continue(struct mlxsw_afa_block *block);
-void mlxsw_afa_block_jump(struct mlxsw_afa_block *block, u16 group_id);
+int mlxsw_afa_block_continue(struct mlxsw_afa_block *block);
+int mlxsw_afa_block_jump(struct mlxsw_afa_block *block, u16 group_id);
 int mlxsw_afa_block_append_drop(struct mlxsw_afa_block *block);
 int mlxsw_afa_block_append_trap(struct mlxsw_afa_block *block, u16 trap_id);
 int mlxsw_afa_block_append_fwd(struct mlxsw_afa_block *block,
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum.h b/drivers/net/ethernet/mellanox/mlxsw/spectrum.h
index d06f7fe..ae67e60 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum.h
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.h
@@ -470,9 +470,9 @@ void mlxsw_sp_acl_rulei_keymask_buf(struct mlxsw_sp_acl_rule_info *rulei,
 				    enum mlxsw_afk_element element,
 				    const char *key_value,
 				    const char *mask_value, unsigned int len);
-void mlxsw_sp_acl_rulei_act_continue(struct mlxsw_sp_acl_rule_info *rulei);
-void mlxsw_sp_acl_rulei_act_jump(struct mlxsw_sp_acl_rule_info *rulei,
-				 u16 group_id);
+int mlxsw_sp_acl_rulei_act_continue(struct mlxsw_sp_acl_rule_info *rulei);
+int mlxsw_sp_acl_rulei_act_jump(struct mlxsw_sp_acl_rule_info *rulei,
+				u16 group_id);
 int mlxsw_sp_acl_rulei_act_drop(struct mlxsw_sp_acl_rule_info *rulei);
 int mlxsw_sp_acl_rulei_act_trap(struct mlxsw_sp_acl_rule_info *rulei);
 int mlxsw_sp_acl_rulei_act_fwd(struct mlxsw_sp *mlxsw_sp,
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl.c
index eede75f..93dcd31 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl.c
@@ -378,15 +378,15 @@ void mlxsw_sp_acl_rulei_keymask_buf(struct mlxsw_sp_acl_rule_info *rulei,
 				 key_value, mask_value, len);
 }
 
-void mlxsw_sp_acl_rulei_act_continue(struct mlxsw_sp_acl_rule_info *rulei)
+int mlxsw_sp_acl_rulei_act_continue(struct mlxsw_sp_acl_rule_info *rulei)
 {
-	mlxsw_afa_block_continue(rulei->act_block);
+	return mlxsw_afa_block_continue(rulei->act_block);
 }
 
-void mlxsw_sp_acl_rulei_act_jump(struct mlxsw_sp_acl_rule_info *rulei,
-				 u16 group_id)
+int mlxsw_sp_acl_rulei_act_jump(struct mlxsw_sp_acl_rule_info *rulei,
+				u16 group_id)
 {
-	mlxsw_afa_block_jump(rulei->act_block, group_id);
+	return mlxsw_afa_block_jump(rulei->act_block, group_id);
 }
 
 int mlxsw_sp_acl_rulei_act_drop(struct mlxsw_sp_acl_rule_info *rulei)
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_tcam.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_tcam.c
index 50b40de..7e8284b 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_tcam.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_tcam.c
@@ -608,7 +608,10 @@ mlxsw_sp_acl_tcam_region_catchall_add(struct mlxsw_sp *mlxsw_sp,
 		goto err_rulei_create;
 	}
 
-	mlxsw_sp_acl_rulei_act_continue(rulei);
+	err = mlxsw_sp_acl_rulei_act_continue(rulei);
+	if (WARN_ON(err))
+		goto err_rulei_act_continue;
+
 	err = mlxsw_sp_acl_rulei_commit(rulei);
 	if (err)
 		goto err_rulei_commit;
@@ -623,6 +626,7 @@ mlxsw_sp_acl_tcam_region_catchall_add(struct mlxsw_sp *mlxsw_sp,
 
 err_rule_insert:
 err_rulei_commit:
+err_rulei_act_continue:
 	mlxsw_sp_acl_rulei_destroy(rulei);
 err_rulei_create:
 	parman_item_remove(region->parman, parman_prio, parman_item);
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_flower.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_flower.c
index 8aace9a..f1cedcc 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_flower.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_flower.c
@@ -84,7 +84,9 @@ static int mlxsw_sp_flower_parse_actions(struct mlxsw_sp *mlxsw_sp,
 				return PTR_ERR(ruleset);
 
 			group_id = mlxsw_sp_acl_ruleset_group_id(ruleset);
-			mlxsw_sp_acl_rulei_act_jump(rulei, group_id);
+			err = mlxsw_sp_acl_rulei_act_jump(rulei, group_id);
+			if (err)
+				return err;
 		} else if (is_tcf_mirred_egress_redirect(a)) {
 			int ifindex = tcf_mirred_ifindex(a);
 			struct net_device *out_dev;
-- 
2.9.5

^ permalink raw reply related	[flat|nested] 5+ messages in thread

* [patch net-next 2/3] net: sched: introduce helper to identify gact pass action
  2017-09-25  8:58 [patch net-next 0/3] mlxsw: Introduce support for "pass" gact action offloading Jiri Pirko
  2017-09-25  8:58 ` [patch net-next 1/3] mlxsw: spectrum_acl: Propagate errors from mlxsw_afa_block_jump/continue Jiri Pirko
@ 2017-09-25  8:58 ` Jiri Pirko
  2017-09-25  8:58 ` [patch net-next 3/3] mlxsw: spectrum_flower: Offload "ok" termination action Jiri Pirko
  2017-09-27  3:35 ` [patch net-next 0/3] mlxsw: Introduce support for "pass" gact action offloading David Miller
  3 siblings, 0 replies; 5+ messages in thread
From: Jiri Pirko @ 2017-09-25  8:58 UTC (permalink / raw)
  To: netdev; +Cc: davem, idosch, mlxsw, jhs, xiyou.wangcong

From: Jiri Pirko <jiri@mellanox.com>

Introduce a helper called is_tcf_gact_pass which could be used to
tell if the action is gact pass or not.

Signed-off-by: Jiri Pirko <jiri@mellanox.com>
---
 include/net/tc_act/tc_gact.h | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/include/net/tc_act/tc_gact.h b/include/net/tc_act/tc_gact.h
index 41afe1c..d979a0d 100644
--- a/include/net/tc_act/tc_gact.h
+++ b/include/net/tc_act/tc_gact.h
@@ -33,6 +33,11 @@ static inline bool __is_tcf_gact_act(const struct tc_action *a, int act,
 	return false;
 }
 
+static inline bool is_tcf_gact_ok(const struct tc_action *a)
+{
+	return __is_tcf_gact_act(a, TC_ACT_OK, false);
+}
+
 static inline bool is_tcf_gact_shot(const struct tc_action *a)
 {
 	return __is_tcf_gact_act(a, TC_ACT_SHOT, false);
-- 
2.9.5

^ permalink raw reply related	[flat|nested] 5+ messages in thread

* [patch net-next 3/3] mlxsw: spectrum_flower: Offload "ok" termination action
  2017-09-25  8:58 [patch net-next 0/3] mlxsw: Introduce support for "pass" gact action offloading Jiri Pirko
  2017-09-25  8:58 ` [patch net-next 1/3] mlxsw: spectrum_acl: Propagate errors from mlxsw_afa_block_jump/continue Jiri Pirko
  2017-09-25  8:58 ` [patch net-next 2/3] net: sched: introduce helper to identify gact pass action Jiri Pirko
@ 2017-09-25  8:58 ` Jiri Pirko
  2017-09-27  3:35 ` [patch net-next 0/3] mlxsw: Introduce support for "pass" gact action offloading David Miller
  3 siblings, 0 replies; 5+ messages in thread
From: Jiri Pirko @ 2017-09-25  8:58 UTC (permalink / raw)
  To: netdev; +Cc: davem, idosch, mlxsw, jhs, xiyou.wangcong

From: Jiri Pirko <jiri@mellanox.com>

If action is "gact_ok", offload it to HW.

Signed-off-by: Jiri Pirko <jiri@mellanox.com>
---
 drivers/net/ethernet/mellanox/mlxsw/spectrum_flower.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_flower.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_flower.c
index f1cedcc..2f0e578 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_flower.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_flower.c
@@ -63,7 +63,11 @@ static int mlxsw_sp_flower_parse_actions(struct mlxsw_sp *mlxsw_sp,
 
 	tcf_exts_to_list(exts, &actions);
 	list_for_each_entry(a, &actions, list) {
-		if (is_tcf_gact_shot(a)) {
+		if (is_tcf_gact_ok(a)) {
+			err = mlxsw_sp_acl_rulei_act_continue(rulei);
+			if (err)
+				return err;
+		} else if (is_tcf_gact_shot(a)) {
 			err = mlxsw_sp_acl_rulei_act_drop(rulei);
 			if (err)
 				return err;
-- 
2.9.5

^ permalink raw reply related	[flat|nested] 5+ messages in thread

* Re: [patch net-next 0/3] mlxsw: Introduce support for "pass" gact action offloading
  2017-09-25  8:58 [patch net-next 0/3] mlxsw: Introduce support for "pass" gact action offloading Jiri Pirko
                   ` (2 preceding siblings ...)
  2017-09-25  8:58 ` [patch net-next 3/3] mlxsw: spectrum_flower: Offload "ok" termination action Jiri Pirko
@ 2017-09-27  3:35 ` David Miller
  3 siblings, 0 replies; 5+ messages in thread
From: David Miller @ 2017-09-27  3:35 UTC (permalink / raw)
  To: jiri; +Cc: netdev, idosch, mlxsw, jhs, xiyou.wangcong

From: Jiri Pirko <jiri@resnulli.us>
Date: Mon, 25 Sep 2017 10:58:19 +0200

> From: Jiri Pirko <jiri@mellanox.com>
> 
> Very simple patchset adds ability for user to insert filters with "pass"
> gact action and offload it. That allows scenarios like this:
> 
> $ tc filter add dev enp3s0np19 ingress protocol ip pref 10 flower skip_sw dst_ip 192.168.101.0/24 action drop
> $ tc filter add dev enp3s0np19 ingress protocol ip pref 9 flower skip_sw dst_ip 192.168.101.1 action pass

Series applied, thanks.

^ permalink raw reply	[flat|nested] 5+ messages in thread

end of thread, other threads:[~2017-09-27  3:35 UTC | newest]

Thread overview: 5+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2017-09-25  8:58 [patch net-next 0/3] mlxsw: Introduce support for "pass" gact action offloading Jiri Pirko
2017-09-25  8:58 ` [patch net-next 1/3] mlxsw: spectrum_acl: Propagate errors from mlxsw_afa_block_jump/continue Jiri Pirko
2017-09-25  8:58 ` [patch net-next 2/3] net: sched: introduce helper to identify gact pass action Jiri Pirko
2017-09-25  8:58 ` [patch net-next 3/3] mlxsw: spectrum_flower: Offload "ok" termination action Jiri Pirko
2017-09-27  3:35 ` [patch net-next 0/3] mlxsw: Introduce support for "pass" gact action offloading David Miller

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