summaryrefslogtreecommitdiffstats
path: root/Documentation/networking
diff options
context:
space:
mode:
authorJakub Kicinski <kuba@kernel.org>2023-05-26 06:09:40 +0200
committerJakub Kicinski <kuba@kernel.org>2023-05-26 06:09:41 +0200
commitaa866ee4b15162ef92a567512f85c4357ca8e97f (patch)
tree82baff3b3c38ed398bf55e4dcaa9d7e93bb43fc8 /Documentation/networking
parentaf_packet: Fix data-races of pkt_sk(sk)->num. (diff)
parentDocumentation: net/mlx5: Wrap notes in admonition blocks (diff)
downloadlinux-aa866ee4b15162ef92a567512f85c4357ca8e97f.tar.xz
linux-aa866ee4b15162ef92a567512f85c4357ca8e97f.zip
Merge tag 'mlx5-fixes-2023-05-24' of git://git.kernel.org/pub/scm/linux/kernel/git/saeed/linux
Saeed Mahameed says: ==================== mlx5 fixes 2023-05-24 This series includes bug fixes for the mlx5 driver. * tag 'mlx5-fixes-2023-05-24' of git://git.kernel.org/pub/scm/linux/kernel/git/saeed/linux: Documentation: net/mlx5: Wrap notes in admonition blocks Documentation: net/mlx5: Add blank line separator before numbered lists Documentation: net/mlx5: Use bullet and definition lists for vnic counters description Documentation: net/mlx5: Wrap vnic reporter devlink commands in code blocks net/mlx5: Fix check for allocation failure in comp_irqs_request_pci() net/mlx5: DR, Add missing mutex init/destroy in pattern manager net/mlx5e: Move Ethernet driver debugfs to profile init callback net/mlx5e: Don't attach netdev profile while handling internal error net/mlx5: Fix post parse infra to only parse every action once net/mlx5e: Use query_special_contexts cmd only once per mdev net/mlx5: fw_tracer, Fix event handling net/mlx5: SF, Drain health before removing device net/mlx5: Drain health before unregistering devlink net/mlx5e: Do not update SBCM when prio2buffer command is invalid net/mlx5e: Consider internal buffers size in port buffer calculations net/mlx5e: Prevent encap offload when neigh update is running net/mlx5e: Extract remaining tunnel encap code to dedicated file ==================== Link: https://lore.kernel.org/r/20230525034847.99268-1-saeed@kernel.org Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'Documentation/networking')
-rw-r--r--Documentation/networking/device_drivers/ethernet/mellanox/mlx5/devlink.rst60
1 files changed, 37 insertions, 23 deletions
diff --git a/Documentation/networking/device_drivers/ethernet/mellanox/mlx5/devlink.rst b/Documentation/networking/device_drivers/ethernet/mellanox/mlx5/devlink.rst
index 3a7a714cc08f..3354ca3608ee 100644
--- a/Documentation/networking/device_drivers/ethernet/mellanox/mlx5/devlink.rst
+++ b/Documentation/networking/device_drivers/ethernet/mellanox/mlx5/devlink.rst
@@ -40,6 +40,7 @@ flow_steering_mode: Device flow steering mode
---------------------------------------------
The flow steering mode parameter controls the flow steering mode of the driver.
Two modes are supported:
+
1. 'dmfs' - Device managed flow steering.
2. 'smfs' - Software/Driver managed flow steering.
@@ -99,6 +100,7 @@ between representors and stacked devices.
By default metadata is enabled on the supported devices in E-switch.
Metadata is applicable only for E-switch in switchdev mode and
users may disable it when NONE of the below use cases will be in use:
+
1. HCA is in Dual/multi-port RoCE mode.
2. VF/SF representor bonding (Usually used for Live migration)
3. Stacked devices
@@ -180,7 +182,8 @@ User commands examples:
$ devlink health diagnose pci/0000:82:00.0 reporter tx
-NOTE: This command has valid output only when interface is up, otherwise the command has empty output.
+.. note::
+ This command has valid output only when interface is up, otherwise the command has empty output.
- Show number of tx errors indicated, number of recover flows ended successfully,
is autorecover enabled and graceful period from last recover::
@@ -232,8 +235,9 @@ User commands examples:
$ devlink health dump show pci/0000:82:00.0 reporter fw
-NOTE: This command can run only on the PF which has fw tracer ownership,
-running it on other PF or any VF will return "Operation not permitted".
+.. note::
+ This command can run only on the PF which has fw tracer ownership,
+ running it on other PF or any VF will return "Operation not permitted".
fw fatal reporter
-----------------
@@ -256,7 +260,8 @@ User commands examples:
$ devlink health dump show pci/0000:82:00.1 reporter fw_fatal
-NOTE: This command can run only on PF.
+.. note::
+ This command can run only on PF.
vnic reporter
-------------
@@ -265,28 +270,37 @@ It is responsible for querying the vnic diagnostic counters from fw and displayi
them in realtime.
Description of the vnic counters:
-total_q_under_processor_handle: number of queues in an error state due to
-an async error or errored command.
-send_queue_priority_update_flow: number of QP/SQ priority/SL update
-events.
-cq_overrun: number of times CQ entered an error state due to an
-overflow.
-async_eq_overrun: number of times an EQ mapped to async events was
-overrun.
-comp_eq_overrun: number of times an EQ mapped to completion events was
-overrun.
-quota_exceeded_command: number of commands issued and failed due to quota
-exceeded.
-invalid_command: number of commands issued and failed dues to any reason
-other than quota exceeded.
-nic_receive_steering_discard: number of packets that completed RX flow
-steering but were discarded due to a mismatch in flow table.
+
+- total_q_under_processor_handle
+ number of queues in an error state due to
+ an async error or errored command.
+- send_queue_priority_update_flow
+ number of QP/SQ priority/SL update events.
+- cq_overrun
+ number of times CQ entered an error state due to an overflow.
+- async_eq_overrun
+ number of times an EQ mapped to async events was overrun.
+ comp_eq_overrun number of times an EQ mapped to completion events was
+ overrun.
+- quota_exceeded_command
+ number of commands issued and failed due to quota exceeded.
+- invalid_command
+ number of commands issued and failed dues to any reason other than quota
+ exceeded.
+- nic_receive_steering_discard
+ number of packets that completed RX flow
+ steering but were discarded due to a mismatch in flow table.
User commands examples:
-- Diagnose PF/VF vnic counters
+
+- Diagnose PF/VF vnic counters::
+
$ devlink health diagnose pci/0000:82:00.1 reporter vnic
+
- Diagnose representor vnic counters (performed by supplying devlink port of the
- representor, which can be obtained via devlink port command)
+ representor, which can be obtained via devlink port command)::
+
$ devlink health diagnose pci/0000:82:00.1/65537 reporter vnic
-NOTE: This command can run over all interfaces such as PF/VF and representor ports.
+.. note::
+ This command can run over all interfaces such as PF/VF and representor ports.