Merge branch 'net-sysfs-docs' (3bea8edd) · Commits · e / devices / android_kernel_xiaomi_nabu

Documentation/ABI/testing/sysfs-class-net

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		@@ -169,6 +169,14 @@ Description:
		"unknown", "notpresent", "down", "lowerlayerdown", "testing",
		"dormant", "up".

		What: /sys/class/net/<iface>/phys_port_id
		Date: July 2013
		KernelVersion: 3.12
		Contact: netdev@vger.kernel.org
		Description:
		Indicates the interface unique physical port identifier within
		the NIC, as a string.

		What: /sys/class/net/<iface>/speed
		Date: October 2009
		KernelVersion: 2.6.33

Documentation/ABI/testing/sysfs-class-net-queues

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		What: /sys/class/<iface>/queues/rx-<queue>/rps_cpus
		Date: March 2010
		KernelVersion: 2.6.35
		Contact: netdev@vger.kernel.org
		Description:
		Mask of the CPU(s) currently enabled to participate into the
		Receive Packet Steering packet processing flow for this
		network device queue. Possible values depend on the number
		of available CPU(s) in the system.

		What: /sys/class/<iface>/queues/rx-<queue>/rps_flow_cnt
		Date: April 2010
		KernelVersion: 2.6.35
		Contact: netdev@vger.kernel.org
		Description:
		Number of Receive Packet Steering flows being currently
		processed by this particular network device receive queue.

		What: /sys/class/<iface>/queues/tx-<queue>/tx_timeout
		Date: November 2011
		KernelVersion: 3.3
		Contact: netdev@vger.kernel.org
		Description:
		Indicates the number of transmit timeout events seen by this
		network interface transmit queue.

		What: /sys/class/<iface>/queues/tx-<queue>/xps_cpus
		Date: November 2010
		KernelVersion: 2.6.38
		Contact: netdev@vger.kernel.org
		Description:
		Mask of the CPU(s) currently enabled to participate into the
		Transmit Packet Steering packet processing flow for this
		network device transmit queue. Possible vaules depend on the
		number of available CPU(s) in the system.

		What: /sys/class/<iface>/queues/tx-<queue>/byte_queue_limits/hold_time
		Date: November 2011
		KernelVersion: 3.3
		Contact: netdev@vger.kernel.org
		Description:
		Indicates the hold time in milliseconds to measure the slack
		of this particular network device transmit queue.
		Default value is 1000.

		What: /sys/class/<iface>/queues/tx-<queue>/byte_queue_limits/inflight
		Date: November 2011
		KernelVersion: 3.3
		Contact: netdev@vger.kernel.org
		Description:
		Indicates the number of bytes (objects) in flight on this
		network device transmit queue.

		What: /sys/class/<iface>/queues/tx-<queue>/byte_queue_limits/limit
		Date: November 2011
		KernelVersion: 3.3
		Contact: netdev@vger.kernel.org
		Description:
		Indicates the current limit of bytes allowed to be queued
		on this network device transmit queue. This value is clamped
		to be within the bounds defined by limit_max and limit_min.

		What: /sys/class/<iface>/queues/tx-<queue>/byte_queue_limits/limit_max
		Date: November 2011
		KernelVersion: 3.3
		Contact: netdev@vger.kernel.org
		Description:
		Indicates the absolute maximum limit of bytes allowed to be
		queued on this network device transmit queue. See
		include/linux/dynamic_queue_limits.h for the default value.

		What: /sys/class/<iface>/queues/tx-<queue>/byte_queue_limits/limit_min
		Date: November 2011
		KernelVersion: 3.3
		Contact: netdev@vger.kernel.org
		Description:
		Indicates the absolute minimum limit of bytes allowed to be
		queued on this network device transmit queue. Default value is
		0.

Documentation/ABI/testing/sysfs-class-net-statistics

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		What: /sys/class/<iface>/statistics/collisions
		Date: April 2005
		KernelVersion: 2.6.12
		Contact: netdev@vger.kernel.org
		Description:
		Indicates the number of collisions seen by this network device.
		This value might not be relevant with all MAC layers.

		What: /sys/class/<iface>/statistics/multicast
		Date: April 2005
		KernelVersion: 2.6.12
		Contact: netdev@vger.kernel.org
		Description:
		Indicates the number of multicast packets received by this
		network device.

		What: /sys/class/<iface>/statistics/rx_bytes
		Date: April 2005
		KernelVersion: 2.6.12
		Contact: netdev@vger.kernel.org
		Description:
		Indicates the number of bytes received by this network device.
		See the network driver for the exact meaning of when this
		value is incremented.

		What: /sys/class/<iface>/statistics/rx_compressed
		Date: April 2005
		KernelVersion: 2.6.12
		Contact: netdev@vger.kernel.org
		Description:
		Indicates the number of compressed packets received by this
		network device. This value might only be relevant for interfaces
		that support packet compression (e.g: PPP).

		What: /sys/class/<iface>/statistics/rx_crc_errors
		Date: April 2005
		KernelVersion: 2.6.12
		Contact: netdev@vger.kernel.org
		Description:
		Indicates the number of packets received with a CRC (FCS) error
		by this network device. Note that the specific meaning might
		depend on the MAC layer used by the interface.

		What: /sys/class/<iface>/statistics/rx_dropped
		Date: April 2005
		KernelVersion: 2.6.12
		Contact: netdev@vger.kernel.org
		Description:
		Indicates the number of packets received by the network device
		but dropped, that are not forwarded to the upper layers for
		packet processing. See the network driver for the exact
		meaning of this value.

		What: /sys/class/<iface>/statistics/rx_fifo_errors
		Date: April 2005
		KernelVersion: 2.6.12
		Contact: netdev@vger.kernel.org
		Description:
		Indicates the number of receive FIFO errors seen by this
		network device. See the network driver for the exact
		meaning of this value.

		What: /sys/class/<iface>/statistics/rx_frame_errors
		Date: April 2005
		KernelVersion: 2.6.12
		Contact: netdev@vger.kernel.org
		Description:
		Indicates the number of received frames with error, such as
		alignment errors. Note that the specific meaning depends on
		on the MAC layer protocol used. See the network driver for
		the exact meaning of this value.

		What: /sys/class/<iface>/statistics/rx_length_errors
		Date: April 2005
		KernelVersion: 2.6.12
		Contact: netdev@vger.kernel.org
		Description:
		Indicates the number of received error packet with a length
		error, oversized or undersized. See the network driver for the
		exact meaning of this value.

		What: /sys/class/<iface>/statistics/rx_missed_errors
		Date: April 2005
		KernelVersion: 2.6.12
		Contact: netdev@vger.kernel.org
		Description:
		Indicates the number of received packets that have been missed
		due to lack of capacity in the receive side. See the network
		driver for the exact meaning of this value.

		What: /sys/class/<iface>/statistics/rx_over_errors
		Date: April 2005
		KernelVersion: 2.6.12
		Contact: netdev@vger.kernel.org
		Description:
		Indicates the number of received packets that are oversized
		compared to what the network device is configured to accept
		(e.g: larger than MTU). See the network driver for the exact
		meaning of this value.

		What: /sys/class/<iface>/statistics/rx_packets
		Date: April 2005
		KernelVersion: 2.6.12
		Contact: netdev@vger.kernel.org
		Description:
		Indicates the total number of good packets received by this
		network device.

		What: /sys/class/<iface>/statistics/tx_aborted_errors
		Date: April 2005
		KernelVersion: 2.6.12
		Contact: netdev@vger.kernel.org
		Description:
		Indicates the number of packets that have been aborted
		during transmission by a network device (e.g: because of
		a medium collision). See the network driver for the exact
		meaning of this value.

		What: /sys/class/<iface>/statistics/tx_bytes
		Date: April 2005
		KernelVersion: 2.6.12
		Contact: netdev@vger.kernel.org
		Description:
		Indicates the number of bytes transmitted by a network
		device. See the network driver for the exact meaning of this
		value, in particular whether this accounts for all successfully
		transmitted packets or all packets that have been queued for
		transmission.

		What: /sys/class/<iface>/statistics/tx_carrier_errors
		Date: April 2005
		KernelVersion: 2.6.12
		Contact: netdev@vger.kernel.org
		Description:
		Indicates the number of packets that could not be transmitted
		because of carrier errors (e.g: physical link down). See the
		network driver for the exact meaning of this value.

		What: /sys/class/<iface>/statistics/tx_compressed
		Date: April 2005
		KernelVersion: 2.6.12
		Contact: netdev@vger.kernel.org
		Description:
		Indicates the number of transmitted compressed packets. Note
		this might only be relevant for devices that support
		compression (e.g: PPP).

		What: /sys/class/<iface>/statistics/tx_dropped
		Date: April 2005
		KernelVersion: 2.6.12
		Contact: netdev@vger.kernel.org
		Description:
		Indicates the number of packets dropped during transmission.
		See the driver for the exact reasons as to why the packets were
		dropped.

		What: /sys/class/<iface>/statistics/tx_errors
		Date: April 2005
		KernelVersion: 2.6.12
		Contact: netdev@vger.kernel.org
		Description:
		Indicates the number of packets in error during transmission by
		a network device. See the driver for the exact reasons as to
		why the packets were dropped.

		What: /sys/class/<iface>/statistics/tx_fifo_errors
		Date: April 2005
		KernelVersion: 2.6.12
		Contact: netdev@vger.kernel.org
		Description:
		Indicates the number of packets having caused a transmit
		FIFO error. See the driver for the exact reasons as to why the
		packets were dropped.

		What: /sys/class/<iface>/statistics/tx_heartbeat_errors
		Date: April 2005
		KernelVersion: 2.6.12
		Contact: netdev@vger.kernel.org
		Description:
		Indicates the number of packets transmitted that have been
		reported as heartbeat errors. See the driver for the exact
		reasons as to why the packets were dropped.

		What: /sys/class/<iface>/statistics/tx_packets
		Date: April 2005
		KernelVersion: 2.6.12
		Contact: netdev@vger.kernel.org
		Description:
		Indicates the number of packets transmitted by a network
		device. See the driver for whether this reports the number of all
		attempted or successful transmissions.

		What: /sys/class/<iface>/statistics/tx_window_errors
		Date: April 2005
		KernelVersion: 2.6.12
		Contact: netdev@vger.kernel.org
		Description:
		Indicates the number of packets not successfully transmitted
		due to a window collision. The specific meaning depends on the
		MAC layer used. On Ethernet this is usually used to report
		late collisions errors.