diff mbox series

[net-next,v2,5/7] net: nexthop: Add hardware statistics notifications

Message ID 91689768570fd58a973e1be388d2ebdc62438d29.1709217658.git.petrm@nvidia.com (mailing list archive)
State Superseded
Delegated to: Netdev Maintainers
Headers show
Series Support for nexthop group statistics | expand

Checks

Context Check Description
netdev/series_format success Posting correctly formatted
netdev/tree_selection success Clearly marked for net-next
netdev/ynl success Generated files up to date; no warnings/errors; no diff in generated;
netdev/fixes_present success Fixes tag not required for -next series
netdev/header_inline success No static functions without inline keyword in header files
netdev/build_32bit success Errors and warnings before: 1259 this patch: 1259
netdev/build_tools success Errors and warnings before: 0 this patch: 0
netdev/cc_maintainers success CCed 5 of 5 maintainers
netdev/build_clang success Errors and warnings before: 957 this patch: 957
netdev/verify_signedoff success Signed-off-by tag matches author and committer
netdev/deprecated_api success None detected
netdev/check_selftest success No net selftest shell script
netdev/verify_fixes success No Fixes tag
netdev/build_allmodconfig_warn success Errors and warnings before: 1298 this patch: 1298
netdev/checkpatch success total: 0 errors, 0 warnings, 0 checks, 35 lines checked
netdev/build_clang_rust success No Rust files in patch. Skipping build
netdev/kdoc success Errors and warnings before: 0 this patch: 0
netdev/source_inline success Was 0 now: 0
netdev/contest success net-next-2024-03-03--15-00 (tests: 886)

Commit Message

Petr Machata Feb. 29, 2024, 6:16 p.m. UTC 
From: Ido Schimmel <idosch@nvidia.com>

Add hw_stats field to several notifier structures to communicate to the
drivers that HW statistics should be configured for nexthops within a given
group.

Signed-off-by: Ido Schimmel <idosch@nvidia.com>
Signed-off-by: Petr Machata <petrm@nvidia.com>
---
 include/net/nexthop.h | 3 +++
 net/ipv4/nexthop.c    | 2 ++
 2 files changed, 5 insertions(+)

Comments

David Ahern March 1, 2024, 3:46 p.m. UTC | #1 
On 2/29/24 11:16 AM, Petr Machata wrote:
> From: Ido Schimmel <idosch@nvidia.com>
> 
> Add hw_stats field to several notifier structures to communicate to the
> drivers that HW statistics should be configured for nexthops within a given
> group.
> 
> Signed-off-by: Ido Schimmel <idosch@nvidia.com>
> Signed-off-by: Petr Machata <petrm@nvidia.com>
> ---
>  include/net/nexthop.h | 3 +++
>  net/ipv4/nexthop.c    | 2 ++
>  2 files changed, 5 insertions(+)
> 

Reviewed-by: David Ahern <dsahern@kernel.org>
diff mbox series

Patch

diff --git a/include/net/nexthop.h b/include/net/nexthop.h
index 4bf1875445d8..a8dad8f48ca8 100644
--- a/include/net/nexthop.h
+++ b/include/net/nexthop.h
@@ -130,6 +130,7 @@  struct nh_group {
 	bool			resilient;
 	bool			fdb_nh;
 	bool			has_v4;
+	bool			hw_stats;
 
 	struct nh_res_table __rcu *res_table;
 	struct nh_grp_entry	nh_entries[] __counted_by(num_nh);
@@ -193,6 +194,7 @@  struct nh_notifier_grp_entry_info {
 struct nh_notifier_grp_info {
 	u16 num_nh;
 	bool is_fdb;
+	bool hw_stats;
 	struct nh_notifier_grp_entry_info nh_entries[] __counted_by(num_nh);
 };
 
@@ -206,6 +208,7 @@  struct nh_notifier_res_bucket_info {
 
 struct nh_notifier_res_table_info {
 	u16 num_nh_buckets;
+	bool hw_stats;
 	struct nh_notifier_single_info nhs[] __counted_by(num_nh_buckets);
 };
 
diff --git a/net/ipv4/nexthop.c b/net/ipv4/nexthop.c
index 0ede8777bd66..02629ba7a75d 100644
--- a/net/ipv4/nexthop.c
+++ b/net/ipv4/nexthop.c
@@ -139,6 +139,7 @@  static int nh_notifier_mpath_info_init(struct nh_notifier_info *info,
 
 	info->nh_grp->num_nh = num_nh;
 	info->nh_grp->is_fdb = nhg->fdb_nh;
+	info->nh_grp->hw_stats = nhg->hw_stats;
 
 	for (i = 0; i < num_nh; i++) {
 		struct nh_grp_entry *nhge = &nhg->nh_entries[i];
@@ -170,6 +171,7 @@  static int nh_notifier_res_table_info_init(struct nh_notifier_info *info,
 		return -ENOMEM;
 
 	info->nh_res_table->num_nh_buckets = num_nh_buckets;
+	info->nh_res_table->hw_stats = nhg->hw_stats;
 
 	for (i = 0; i < num_nh_buckets; i++) {
 		struct nh_res_bucket *bucket = &res_table->nh_buckets[i];