ovl: create ovl_need_index() helper
[linux/fpc-iii.git] / Documentation / ABI / testing / sysfs-bus-event_source-devices-hv_24x7
blobec27c6c9e7377ad4a2ee90fcae01497d0d47b35d
1 What:           /sys/bus/event_source/devices/hv_24x7/interface/catalog
2 Date:           February 2014
3 Contact:        Linux on PowerPC Developer List <linuxppc-dev@lists.ozlabs.org>
4 Description:
5                 Provides access to the binary "24x7 catalog" provided by the
6                 hypervisor on POWER7 and 8 systems. This catalog lists events
7                 available from the powerpc "hv_24x7" pmu. Its format is
8                 documented here:
9                 https://raw.githubusercontent.com/jmesmon/catalog-24x7/master/hv-24x7-catalog.h
11 What:           /sys/bus/event_source/devices/hv_24x7/interface/catalog_length
12 Date:           February 2014
13 Contact:        Linux on PowerPC Developer List <linuxppc-dev@lists.ozlabs.org>
14 Description:
15                 A number equal to the length in bytes of the catalog. This is
16                 also extractable from the provided binary "catalog" sysfs entry.
18 What:           /sys/bus/event_source/devices/hv_24x7/interface/catalog_version
19 Date:           February 2014
20 Contact:        Linux on PowerPC Developer List <linuxppc-dev@lists.ozlabs.org>
21 Description:
22                 Exposes the "version" field of the 24x7 catalog. This is also
23                 extractable from the provided binary "catalog" sysfs entry.
25 What:           /sys/bus/event_source/devices/hv_24x7/event_descs/<event-name>
26 Date:           February 2014
27 Contact:        Linux on PowerPC Developer List <linuxppc-dev@lists.ozlabs.org>
28 Description:
29                 Provides the description of a particular event as provided by
30                 the firmware. If firmware does not provide a description, no
31                 file will be created.
33                 Note that the event-name lacks the domain suffix appended for
34                 events in the events/ dir.
36 What:           /sys/bus/event_source/devices/hv_24x7/event_long_descs/<event-name>
37 Date:           February 2014
38 Contact:        Linux on PowerPC Developer List <linuxppc-dev@lists.ozlabs.org>
39 Description:
40                 Provides the "long" description of a particular event as
41                 provided by the firmware. If firmware does not provide a
42                 description, no file will be created.
44                 Note that the event-name lacks the domain suffix appended for
45                 events in the events/ dir.