diff options
| author | Jakub Kicinski <kuba@kernel.org> | 2023-11-26 15:07:33 -0800 |
|---|---|---|
| committer | Paolo Abeni <pabeni@redhat.com> | 2023-11-28 15:48:39 +0100 |
| commit | 839ff60df3ab92b81034ea3b859ab984eaa0c84c (patch) | |
| tree | 1b8bea743af3c89eb688cf280016da6fa9fdae8e /Documentation | |
| parent | 7cc9e6d77f85fb5faa9ffa26c645c821430c7095 (diff) | |
net: page_pool: add nlspec for basic access to page pools
Add a Netlink spec in YAML for getting very basic information
about page pools.
Reviewed-by: Eric Dumazet <edumazet@google.com>
Acked-by: Jesper Dangaard Brouer <hawk@kernel.org>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/netlink/specs/netdev.yaml | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/Documentation/netlink/specs/netdev.yaml b/Documentation/netlink/specs/netdev.yaml index 14511b13f305..84ca3c2ab872 100644 --- a/Documentation/netlink/specs/netdev.yaml +++ b/Documentation/netlink/specs/netdev.yaml @@ -86,6 +86,34 @@ attribute-sets: See Documentation/networking/xdp-rx-metadata.rst for more details. type: u64 enum: xdp-rx-metadata + - + name: page-pool + attributes: + - + name: id + doc: Unique ID of a Page Pool instance. + type: uint + checks: + min: 1 + max: u32-max + - + name: ifindex + doc: | + ifindex of the netdev to which the pool belongs. + May be reported as 0 if the page pool was allocated for a netdev + which got destroyed already (page pools may outlast their netdevs + because they wait for all memory to be returned). + type: u32 + checks: + min: 1 + max: s32-max + - + name: napi-id + doc: Id of NAPI using this Page Pool instance. + type: uint + checks: + min: 1 + max: u32-max operations: list: @@ -120,6 +148,24 @@ operations: doc: Notification about device configuration being changed. notify: dev-get mcgrp: mgmt + - + name: page-pool-get + doc: | + Get / dump information about Page Pools. + (Only Page Pools associated with a net_device can be listed.) + attribute-set: page-pool + do: + request: + attributes: + - id + reply: &pp-reply + attributes: + - id + - ifindex + - napi-id + dump: + reply: *pp-reply + config-cond: page-pool mcast-groups: list: |