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-rw-r--r--Documentation/ABI/testing/sysfs-bus-fcoe68
1 files changed, 45 insertions, 23 deletions
diff --git a/Documentation/ABI/testing/sysfs-bus-fcoe b/Documentation/ABI/testing/sysfs-bus-fcoe
index 657df13b100d..8fe787cc4ab7 100644
--- a/Documentation/ABI/testing/sysfs-bus-fcoe
+++ b/Documentation/ABI/testing/sysfs-bus-fcoe
@@ -3,16 +3,19 @@ Date: August 2012
KernelVersion: TBD
Contact: Robert Love <robert.w.love@intel.com>, devel@open-fcoe.org
Description: The FCoE bus. Attributes in this directory are control interfaces.
+
Attributes:
- ctlr_create: 'FCoE Controller' instance creation interface. Writing an
+ ctlr_create:
+ 'FCoE Controller' instance creation interface. Writing an
<ifname> to this file will allocate and populate sysfs with a
fcoe_ctlr_device (ctlr_X). The user can then configure any
per-port settings and finally write to the fcoe_ctlr_device's
'start' attribute to begin the kernel's discovery and login
process.
- ctlr_destroy: 'FCoE Controller' instance removal interface. Writing a
+ ctlr_destroy:
+ 'FCoE Controller' instance removal interface. Writing a
fcoe_ctlr_device's sysfs name to this file will log the
fcoe_ctlr_device out of the fabric or otherwise connected
FCoE devices. It will also free all kernel memory allocated
@@ -32,11 +35,13 @@ Description: 'FCoE Controller' instances on the fcoe bus.
Attributes:
- fcf_dev_loss_tmo: Device loss timeout period (see below). Changing
+ fcf_dev_loss_tmo:
+ Device loss timeout period (see below). Changing
this value will change the dev_loss_tmo for all
FCFs discovered by this controller.
- mode: Display or change the FCoE Controller's mode. Possible
+ mode:
+ Display or change the FCoE Controller's mode. Possible
modes are 'Fabric' and 'VN2VN'. If a FCoE Controller
is started in 'Fabric' mode then FIP FCF discovery is
initiated and ultimately a fabric login is attempted.
@@ -44,23 +49,30 @@ Attributes:
FIP VN2VN discovery and login is performed. A FCoE
Controller only supports one mode at a time.
- enabled: Whether an FCoE controller is enabled or disabled.
+ enabled:
+ Whether an FCoE controller is enabled or disabled.
0 if disabled, 1 if enabled. Writing either 0 or 1
to this file will enable or disable the FCoE controller.
- lesb/link_fail: Link Error Status Block (LESB) link failure count.
+ lesb/link_fail:
+ Link Error Status Block (LESB) link failure count.
- lesb/vlink_fail: Link Error Status Block (LESB) virtual link
+ lesb/vlink_fail:
+ Link Error Status Block (LESB) virtual link
failure count.
- lesb/miss_fka: Link Error Status Block (LESB) missed FCoE
+ lesb/miss_fka:
+ Link Error Status Block (LESB) missed FCoE
Initialization Protocol (FIP) Keep-Alives (FKA).
- lesb/symb_err: Link Error Status Block (LESB) symbolic error count.
+ lesb/symb_err:
+ Link Error Status Block (LESB) symbolic error count.
- lesb/err_block: Link Error Status Block (LESB) block error count.
+ lesb/err_block:
+ Link Error Status Block (LESB) block error count.
- lesb/fcs_error: Link Error Status Block (LESB) Fibre Channel
+ lesb/fcs_error:
+ Link Error Status Block (LESB) Fibre Channel
Services error count.
Notes: ctlr_X (global increment starting at 0)
@@ -75,31 +87,41 @@ Description: 'FCoE FCF' instances on the fcoe bus. A FCF is a Fibre Channel
Fibre Channel frames into a FC fabric. It can also take
outbound FC frames and pack them in Ethernet packets to
be sent to their destination on the Ethernet segment.
+
Attributes:
- fabric_name: Identifies the fabric that the FCF services.
+ fabric_name:
+ Identifies the fabric that the FCF services.
- switch_name: Identifies the FCF.
+ switch_name:
+ Identifies the FCF.
- priority: The switch's priority amongst other FCFs on the same
+ priority:
+ The switch's priority amongst other FCFs on the same
fabric.
- selected: 1 indicates that the switch has been selected for use;
+ selected:
+ 1 indicates that the switch has been selected for use;
0 indicates that the switch will not be used.
- fc_map: The Fibre Channel MAP
+ fc_map:
+ The Fibre Channel MAP
- vfid: The Virtual Fabric ID
+ vfid:
+ The Virtual Fabric ID
- mac: The FCF's MAC address
+ mac:
+ The FCF's MAC address
- fka_period: The FIP Keep-Alive period
+ fka_period:
+ The FIP Keep-Alive period
fabric_state: The internal kernel state
- "Unknown" - Initialization value
- "Disconnected" - No link to the FCF/fabric
- "Connected" - Host is connected to the FCF
- "Deleted" - FCF is being removed from the system
+
+ - "Unknown" - Initialization value
+ - "Disconnected" - No link to the FCF/fabric
+ - "Connected" - Host is connected to the FCF
+ - "Deleted" - FCF is being removed from the system
dev_loss_tmo: The device loss timeout period for this FCF.