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authorDaniel Jurgens <danielj@nvidia.com>2024-05-10 23:19:26 +0300
committerJakub Kicinski <kuba@kernel.org>2024-05-14 00:58:36 +0300
commitb56035101e1cdd9c4420ea5da17f09f87fb69285 (patch)
tree0551041830b6b11592a77530e19c2f63ea5df056 /Documentation
parentc084ebd77a00b1a16d9daa57b6ecdfdf1f43c78a (diff)
downloadlinux-b56035101e1cdd9c4420ea5da17f09f87fb69285.tar.xz
netdev: Add queue stats for TX stop and wake
TX queue stop and wake are counted by some drivers. Support reporting these via netdev-genl queue stats. Signed-off-by: Daniel Jurgens <danielj@nvidia.com> Reviewed-by: Jiri Pirko <jiri@nvidia.com> Reviewed-by: Jason Xing <kerneljasonxing@gmail.com> Link: https://lore.kernel.org/r/20240510201927.1821109-2-danielj@nvidia.com Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/netlink/specs/netdev.yaml14
1 files changed, 14 insertions, 0 deletions
diff --git a/Documentation/netlink/specs/netdev.yaml b/Documentation/netlink/specs/netdev.yaml
index 2be4b3714d17..11a32373365a 100644
--- a/Documentation/netlink/specs/netdev.yaml
+++ b/Documentation/netlink/specs/netdev.yaml
@@ -439,6 +439,20 @@ attribute-sets:
Number of the packets dropped by the device due to the transmit
packets bitrate exceeding the device rate limit.
type: uint
+ -
+ name: tx-stop
+ doc: |
+ Number of times driver paused accepting new tx packets
+ from the stack to this queue, because the queue was full.
+ Note that if BQL is supported and enabled on the device
+ the networking stack will avoid queuing a lot of data at once.
+ type: uint
+ -
+ name: tx-wake
+ doc: |
+ Number of times driver re-started accepting send
+ requests to this queue from the stack.
+ type: uint
operations:
list: