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| author |  Daniel Jurgens <danielj@nvidia.com>
| 2024-05-10 23:19:26 +0300 |
|---|---|---|
| committer |  Jakub Kicinski <kuba@kernel.org>
| 2024-05-13 14:58:36 -0700 |
| commit | b56035101e1cdd9c4420ea5da17f09f87fb69285 (patch) | |
| tree | 0551041830b6b11592a77530e19c2f63ea5df056 /Documentation/netlink | |
| parent | tcp: socket option to check for MPTCP fallback to TCP (diff) | |
| download | linux-b56035101e1cdd9c4420ea5da17f09f87fb69285.tar.gz linux-b56035101e1cdd9c4420ea5da17f09f87fb69285.tar.bz2 linux-b56035101e1cdd9c4420ea5da17f09f87fb69285.zip | |
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/netlink')
| -rw-r--r-- | Documentation/netlink/specs/netdev.yaml | 14 |
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: |