Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / Documentation / ABI / testing / configfs-usb-gadget-mass-storage

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+What:          /config/usb-gadget/gadget/functions/mass_storage.name
+Date:          Oct 2013
+KernelVersion: 3.13
+Description:
+               The attributes:
+
+               stall           - Set to permit function to halt bulk endpoints.
+                               Disabled on some USB devices known not to work
+                               correctly. You should set it to true.
+               num_buffers     - Number of pipeline buffers. Valid numbers
+                               are 2..4. Available only if
+                               CONFIG_USB_GADGET_DEBUG_FILES is set.
+
+What:          /config/usb-gadget/gadget/functions/mass_storage.name/lun.name
+Date:          Oct 2013
+KernelVersion: 3.13
+Description:
+               The attributes:
+
+               file            - The path to the backing file for the LUN.
+                               Required if LUN is not marked as removable.
+               ro              - Flag specifying access to the LUN shall be
+                               read-only. This is implied if CD-ROM emulation
+                               is enabled as well as when it was impossible
+                               to open "filename" in R/W mode.
+               removable       - Flag specifying that LUN shall be indicated as
+                               being removable.
+               cdrom           - Flag specifying that LUN shall be reported as
+                               being a CD-ROM.
+               nofua           - Flag specifying that FUA flag
+                               in SCSI WRITE(10,12)