diff mbox series

[net-next,04/14] net: rtnetlink: Propagate extack to rtnl_offload_xstats_fill()

Message ID 20220224133335.599529-5-idosch@nvidia.com (mailing list archive)
State Superseded
Delegated to: Netdev Maintainers
Headers show
Series HW counters for soft devices | expand

Checks

Context Check Description
netdev/tree_selection success Clearly marked for net-next
netdev/fixes_present success Fixes tag not required for -next series
netdev/subject_prefix success Link
netdev/cover_letter success Series has a cover letter
netdev/patch_count success Link
netdev/header_inline success No static functions without inline keyword in header files
netdev/build_32bit success Errors and warnings before: 2 this patch: 2
netdev/cc_maintainers success CCed 4 of 4 maintainers
netdev/build_clang success Errors and warnings before: 18 this patch: 18
netdev/module_param success Was 0 now: 0
netdev/verify_signedoff success Signed-off-by tag matches author and committer
netdev/verify_fixes success No Fixes tag
netdev/build_allmodconfig_warn success Errors and warnings before: 7 this patch: 7
netdev/checkpatch success total: 0 errors, 0 warnings, 0 checks, 43 lines checked
netdev/kdoc success Errors and warnings before: 0 this patch: 0
netdev/source_inline success Was 0 now: 0

Commit Message

Ido Schimmel Feb. 24, 2022, 1:33 p.m. UTC 
From: Petr Machata <petrm@nvidia.com>

Later patches add handlers for more HW-backed statistics. An extack will be
useful when communicating HW / driver errors to the client. Add the
arguments as appropriate.

Signed-off-by: Petr Machata <petrm@nvidia.com>
Signed-off-by: Ido Schimmel <idosch@nvidia.com>
---
 net/core/rtnetlink.c | 13 ++++++++-----
 1 file changed, 8 insertions(+), 5 deletions(-)
diff mbox series

Patch

diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c
index a5e2d228df02..67451ec587ee 100644
--- a/net/core/rtnetlink.c
+++ b/net/core/rtnetlink.c
@@ -5092,7 +5092,8 @@  rtnl_offload_xstats_fill_ndo(struct net_device *dev, int attr_id,
 }
 
 static int rtnl_offload_xstats_fill(struct sk_buff *skb, struct net_device *dev,
-				    int *prividx, u32 off_filter_mask)
+				    int *prividx, u32 off_filter_mask,
+				    struct netlink_ext_ack *extack)
 {
 	int attr_id_cpu_hit = IFLA_OFFLOAD_XSTATS_CPU_HIT;
 	bool have_data = false;
@@ -5147,7 +5148,8 @@  static int rtnl_fill_statsinfo(struct sk_buff *skb, struct net_device *dev,
 			       int type, u32 pid, u32 seq, u32 change,
 			       unsigned int flags,
 			       const struct rtnl_stats_dump_filters *filters,
-			       int *idxattr, int *prividx)
+			       int *idxattr, int *prividx,
+			       struct netlink_ext_ack *extack)
 {
 	unsigned int filter_mask = filters->mask[0];
 	struct if_stats_msg *ifsm;
@@ -5235,7 +5237,7 @@  static int rtnl_fill_statsinfo(struct sk_buff *skb, struct net_device *dev,
 			goto nla_put_failure;
 
 		err = rtnl_offload_xstats_fill(skb, dev, prividx,
-					       off_filter_mask);
+					       off_filter_mask, extack);
 		if (err == -ENODATA)
 			nla_nest_cancel(skb, attr);
 		else
@@ -5507,7 +5509,7 @@  static int rtnl_stats_get(struct sk_buff *skb, struct nlmsghdr *nlh,
 
 	err = rtnl_fill_statsinfo(nskb, dev, RTM_NEWSTATS,
 				  NETLINK_CB(skb).portid, nlh->nlmsg_seq, 0,
-				  0, &filters, &idxattr, &prividx);
+				  0, &filters, &idxattr, &prividx, extack);
 	if (err < 0) {
 		/* -EMSGSIZE implies BUG in if_nlmsg_stats_size */
 		WARN_ON(err == -EMSGSIZE);
@@ -5563,7 +5565,8 @@  static int rtnl_stats_dump(struct sk_buff *skb, struct netlink_callback *cb)
 						  NETLINK_CB(cb->skb).portid,
 						  cb->nlh->nlmsg_seq, 0,
 						  flags, &filters,
-						  &s_idxattr, &s_prividx);
+						  &s_idxattr, &s_prividx,
+						  extack);
 			/* If we ran out of room on the first message,
 			 * we're in trouble
 			 */