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Message-ID: <ec31be4462834cd36d11456b5eff7b1cf207efe6.1665147129.git.ecree.xilinx@gmail.com>
Date: Fri, 7 Oct 2022 14:25:13 +0100
From: <ecree@...inx.com>
To: <netdev@...r.kernel.org>, <linux-net-drivers@....com>
CC: <davem@...emloft.net>, <kuba@...nel.org>, <pabeni@...hat.com>,
<edumazet@...gle.com>, <habetsm.xilinx@...il.com>,
<johannes@...solutions.net>, <marcelo.leitner@...il.com>,
Edward Cree <ecree.xilinx@...il.com>
Subject: [RFC PATCH net-next 2/3] sfc: use formatted extacks instead of efx_tc_err()
From: Edward Cree <ecree.xilinx@...il.com>
Since we can now get a formatted message back to the user with
NL_SET_ERR_MSG_FMT_MOD(), there's no need for our special logging.
Signed-off-by: Edward Cree <ecree.xilinx@...il.com>
---
drivers/net/ethernet/sfc/mae.c | 5 ++--
drivers/net/ethernet/sfc/tc.c | 47 +++++++++++++++-------------------
drivers/net/ethernet/sfc/tc.h | 18 -------------
3 files changed, 23 insertions(+), 47 deletions(-)
diff --git a/drivers/net/ethernet/sfc/mae.c b/drivers/net/ethernet/sfc/mae.c
index 874c765b2465..6f472ea0638a 100644
--- a/drivers/net/ethernet/sfc/mae.c
+++ b/drivers/net/ethernet/sfc/mae.c
@@ -265,9 +265,8 @@ int efx_mae_match_check_caps(struct efx_nic *efx,
rc = efx_mae_match_check_cap_typ(supported_fields[MAE_FIELD_INGRESS_PORT],
ingress_port_mask_type);
if (rc) {
- efx_tc_err(efx, "No support for %s mask in field ingress_port\n",
- mask_type_name(ingress_port_mask_type));
- NL_SET_ERR_MSG_MOD(extack, "Unsupported mask type for ingress_port");
+ NL_SET_ERR_MSG_FMT_MOD(extack, "No support for %s mask in field ingress_port",
+ mask_type_name(ingress_port_mask_type));
return rc;
}
return 0;
diff --git a/drivers/net/ethernet/sfc/tc.c b/drivers/net/ethernet/sfc/tc.c
index 3478860d4023..b21a961eabb1 100644
--- a/drivers/net/ethernet/sfc/tc.c
+++ b/drivers/net/ethernet/sfc/tc.c
@@ -137,17 +137,16 @@ static int efx_tc_flower_parse_match(struct efx_nic *efx,
flow_rule_match_control(rule, &fm);
if (fm.mask->flags) {
- efx_tc_err(efx, "Unsupported match on control.flags %#x\n",
- fm.mask->flags);
- NL_SET_ERR_MSG_MOD(extack, "Unsupported match on control.flags");
+ NL_SET_ERR_MSG_FMT_MOD(extack, "Unsupported match on control.flags %#x",
+ fm.mask->flags);
return -EOPNOTSUPP;
}
}
if (dissector->used_keys &
~(BIT(FLOW_DISSECTOR_KEY_CONTROL) |
BIT(FLOW_DISSECTOR_KEY_BASIC))) {
- efx_tc_err(efx, "Unsupported flower keys %#x\n", dissector->used_keys);
- NL_SET_ERR_MSG_MOD(extack, "Unsupported flower keys encountered");
+ NL_SET_ERR_MSG_FMT_MOD(extack, "Unsupported flower keys %#x",
+ dissector->used_keys);
return -EOPNOTSUPP;
}
@@ -156,11 +155,11 @@ static int efx_tc_flower_parse_match(struct efx_nic *efx,
flow_rule_match_basic(rule, &fm);
if (fm.mask->n_proto) {
- EFX_TC_ERR_MSG(efx, extack, "Unsupported eth_proto match\n");
+ NL_SET_ERR_MSG_MOD(extack, "Unsupported eth_proto match");
return -EOPNOTSUPP;
}
if (fm.mask->ip_proto) {
- EFX_TC_ERR_MSG(efx, extack, "Unsupported ip_proto match\n");
+ NL_SET_ERR_MSG_MOD(extack, "Unsupported ip_proto match");
return -EOPNOTSUPP;
}
}
@@ -200,13 +199,9 @@ static int efx_tc_flower_replace(struct efx_nic *efx,
if (efv != from_efv) {
/* can't happen */
- efx_tc_err(efx, "for %s efv is %snull but from_efv is %snull\n",
- netdev_name(net_dev), efv ? "non-" : "",
- from_efv ? "non-" : "");
- if (efv)
- NL_SET_ERR_MSG_MOD(extack, "vfrep filter has PF net_dev (can't happen)");
- else
- NL_SET_ERR_MSG_MOD(extack, "PF filter has vfrep net_dev (can't happen)");
+ NL_SET_ERR_MSG_FMT_MOD(extack, "for %s efv is %snull but from_efv is %snull (can't happen)",
+ netdev_name(net_dev), efv ? "non-" : "",
+ from_efv ? "non-" : "");
return -EINVAL;
}
@@ -214,7 +209,7 @@ static int efx_tc_flower_replace(struct efx_nic *efx,
memset(&match, 0, sizeof(match));
rc = efx_tc_flower_external_mport(efx, from_efv);
if (rc < 0) {
- EFX_TC_ERR_MSG(efx, extack, "Failed to identify ingress m-port");
+ NL_SET_ERR_MSG_MOD(extack, "Failed to identify ingress m-port");
return rc;
}
match.value.ingress_port = rc;
@@ -224,7 +219,7 @@ static int efx_tc_flower_replace(struct efx_nic *efx,
return rc;
if (tc->common.chain_index) {
- EFX_TC_ERR_MSG(efx, extack, "No support for nonzero chain_index");
+ NL_SET_ERR_MSG_MOD(extack, "No support for nonzero chain_index");
return -EOPNOTSUPP;
}
match.mask.recirc_id = 0xff;
@@ -261,7 +256,7 @@ static int efx_tc_flower_replace(struct efx_nic *efx,
if (!act) {
/* more actions after a non-pipe action */
- EFX_TC_ERR_MSG(efx, extack, "Action follows non-pipe action");
+ NL_SET_ERR_MSG_MOD(extack, "Action follows non-pipe action");
rc = -EINVAL;
goto release;
}
@@ -270,7 +265,7 @@ static int efx_tc_flower_replace(struct efx_nic *efx,
case FLOW_ACTION_DROP:
rc = efx_mae_alloc_action_set(efx, act);
if (rc) {
- EFX_TC_ERR_MSG(efx, extack, "Failed to write action set to hw (drop)");
+ NL_SET_ERR_MSG_MOD(extack, "Failed to write action set to hw (drop)");
goto release;
}
list_add_tail(&act->list, &rule->acts.list);
@@ -281,20 +276,20 @@ static int efx_tc_flower_replace(struct efx_nic *efx,
save = *act;
to_efv = efx_tc_flower_lookup_efv(efx, fa->dev);
if (IS_ERR(to_efv)) {
- EFX_TC_ERR_MSG(efx, extack, "Mirred egress device not on switch");
+ NL_SET_ERR_MSG_MOD(extack, "Mirred egress device not on switch");
rc = PTR_ERR(to_efv);
goto release;
}
rc = efx_tc_flower_external_mport(efx, to_efv);
if (rc < 0) {
- EFX_TC_ERR_MSG(efx, extack, "Failed to identify egress m-port");
+ NL_SET_ERR_MSG_MOD(extack, "Failed to identify egress m-port");
goto release;
}
act->dest_mport = rc;
act->deliver = 1;
rc = efx_mae_alloc_action_set(efx, act);
if (rc) {
- EFX_TC_ERR_MSG(efx, extack, "Failed to write action set to hw (mirred)");
+ NL_SET_ERR_MSG_MOD(extack, "Failed to write action set to hw (mirred)");
goto release;
}
list_add_tail(&act->list, &rule->acts.list);
@@ -310,9 +305,9 @@ static int efx_tc_flower_replace(struct efx_nic *efx,
*act = save;
break;
default:
- efx_tc_err(efx, "Unhandled action %u\n", fa->id);
+ NL_SET_ERR_MSG_FMT_MOD(extack, "Unhandled action %u",
+ fa->id);
rc = -EOPNOTSUPP;
- NL_SET_ERR_MSG_MOD(extack, "Unsupported action");
goto release;
}
}
@@ -334,7 +329,7 @@ static int efx_tc_flower_replace(struct efx_nic *efx,
act->deliver = 1;
rc = efx_mae_alloc_action_set(efx, act);
if (rc) {
- EFX_TC_ERR_MSG(efx, extack, "Failed to write action set to hw (deliver)");
+ NL_SET_ERR_MSG_MOD(extack, "Failed to write action set to hw (deliver)");
goto release;
}
list_add_tail(&act->list, &rule->acts.list);
@@ -349,13 +344,13 @@ static int efx_tc_flower_replace(struct efx_nic *efx,
rc = efx_mae_alloc_action_set_list(efx, &rule->acts);
if (rc) {
- EFX_TC_ERR_MSG(efx, extack, "Failed to write action set list to hw");
+ NL_SET_ERR_MSG_MOD(extack, "Failed to write action set list to hw");
goto release;
}
rc = efx_mae_insert_rule(efx, &rule->match, EFX_TC_PRIO_TC,
rule->acts.fw_id, &rule->fw_id);
if (rc) {
- EFX_TC_ERR_MSG(efx, extack, "Failed to insert rule in hw");
+ NL_SET_ERR_MSG_MOD(extack, "Failed to insert rule in hw");
goto release_acts;
}
return 0;
diff --git a/drivers/net/ethernet/sfc/tc.h b/drivers/net/ethernet/sfc/tc.h
index 196fd74ed973..4373c3243e3c 100644
--- a/drivers/net/ethernet/sfc/tc.h
+++ b/drivers/net/ethernet/sfc/tc.h
@@ -15,24 +15,6 @@
#include <linux/rhashtable.h>
#include "net_driver.h"
-/* Error reporting: convenience macros. For indicating why a given filter
- * insertion is not supported; errors in internal operation or in the
- * hardware should be netif_err()s instead.
- */
-/* Used when error message is constant. */
-#define EFX_TC_ERR_MSG(efx, extack, message) do { \
- NL_SET_ERR_MSG_MOD(extack, message); \
- if (efx->log_tc_errs) \
- netif_info(efx, drv, efx->net_dev, "%s\n", message); \
-} while (0)
-/* Used when error message is not constant; caller should also supply a
- * constant extack message with NL_SET_ERR_MSG_MOD().
- */
-#define efx_tc_err(efx, fmt, args...) do { \
-if (efx->log_tc_errs) \
- netif_info(efx, drv, efx->net_dev, fmt, ##args);\
-} while (0)
-
struct efx_tc_action_set {
u16 deliver:1;
u32 dest_mport;
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