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authorOr Har-Toov <ohartoov@nvidia.com>2026-04-07 22:41:05 +0300
committerJakub Kicinski <kuba@kernel.org>2026-04-08 19:55:39 -0700
commit1bc45341a6ea4009ee9f2fbca9096b33a9ef71a2 (patch)
tree704d655099119b839f819f4a463316309c96aeb2 /include/uapi/linux
parent170e160a0e7c6396f74279d922bee90902bd16f6 (diff)
devlink: Add resource scope filtering to resource dump
Allow filtering the resource dump to device-level or port-level resources using the 'scope' option. Example - dump only device-level resources: $ devlink resource show scope dev pci/0000:03:00.0: name max_local_SFs size 128 unit entry dpipe_tables none name max_external_SFs size 128 unit entry dpipe_tables none pci/0000:03:00.1: name max_local_SFs size 128 unit entry dpipe_tables none name max_external_SFs size 128 unit entry dpipe_tables none Example - dump only port-level resources: $ devlink resource show scope port pci/0000:03:00.0/196608: name max_SFs size 128 unit entry dpipe_tables none pci/0000:03:00.0/196609: name max_SFs size 128 unit entry dpipe_tables none pci/0000:03:00.1/196708: name max_SFs size 128 unit entry dpipe_tables none pci/0000:03:00.1/196709: name max_SFs size 128 unit entry dpipe_tables none Signed-off-by: Or Har-Toov <ohartoov@nvidia.com> Reviewed-by: Moshe Shemesh <moshe@nvidia.com> Signed-off-by: Tariq Toukan <tariqt@nvidia.com> Link: https://patch.msgid.link/20260407194107.148063-11-tariqt@nvidia.com Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'include/uapi/linux')
-rw-r--r--include/uapi/linux/devlink.h11
1 files changed, 11 insertions, 0 deletions
diff --git a/include/uapi/linux/devlink.h b/include/uapi/linux/devlink.h
index 7de2d8cc862f..0b165eac7619 100644
--- a/include/uapi/linux/devlink.h
+++ b/include/uapi/linux/devlink.h
@@ -645,6 +645,7 @@ enum devlink_attr {
DEVLINK_ATTR_PARAM_RESET_DEFAULT, /* flag */
DEVLINK_ATTR_INDEX, /* uint */
+ DEVLINK_ATTR_RESOURCE_SCOPE_MASK, /* u32 */
/* Add new attributes above here, update the spec in
* Documentation/netlink/specs/devlink.yaml and re-generate
@@ -704,6 +705,16 @@ enum devlink_resource_unit {
DEVLINK_RESOURCE_UNIT_ENTRY,
};
+enum devlink_resource_scope {
+ DEVLINK_RESOURCE_SCOPE_DEV_BIT,
+ DEVLINK_RESOURCE_SCOPE_PORT_BIT,
+};
+
+#define DEVLINK_RESOURCE_SCOPE_DEV \
+ _BITUL(DEVLINK_RESOURCE_SCOPE_DEV_BIT)
+#define DEVLINK_RESOURCE_SCOPE_PORT \
+ _BITUL(DEVLINK_RESOURCE_SCOPE_PORT_BIT)
+
enum devlink_port_fn_attr_cap {
DEVLINK_PORT_FN_ATTR_CAP_ROCE_BIT,
DEVLINK_PORT_FN_ATTR_CAP_MIGRATABLE_BIT,