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powerpc/perf/hv_{gpci, 24x7}: Add documentation of device attributes gpci and 24x7 expose some device specific attributes. Add some documentation for them. Signed-off-by: Cody P Schafer <cody@linux.vnet.ibm.com> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
2014-03-14 13:00:44 +08:00
What: /sys/bus/event_source/devices/hv_24x7/interface/catalog
Date: February 2014
powerpc: Update contact info in Documentation files Cody's email address has changed. Update the contact information for the 24x7 and GPCI counters to the PowerPC developers mailing list. Signed-off-by: Sukadev Bhattiprolu <sukadev@linux.vnet.ibm.com> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
2014-10-01 14:03:21 +08:00
Contact: Linux on PowerPC Developer List <linuxppc-dev@lists.ozlabs.org>
powerpc/perf/hv_{gpci, 24x7}: Add documentation of device attributes gpci and 24x7 expose some device specific attributes. Add some documentation for them. Signed-off-by: Cody P Schafer <cody@linux.vnet.ibm.com> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
2014-03-14 13:00:44 +08:00
Description:
Provides access to the binary "24x7 catalog" provided by the
hypervisor on POWER7 and 8 systems. This catalog lists events
Documentation: fix common spelling mistakes This fixes several spelling mistakes in the Documentation/ tree, which are caught by checkpatch.pl's spell checking. Signed-off-by: Kees Cook <keescook@chromium.org> Reviewed-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com> Acked-by: Randy Dunlap <rdunlap@infradead.org> Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2016-04-27 07:41:21 +08:00
available from the powerpc "hv_24x7" pmu. Its format is
powerpc/perf/hv_{gpci, 24x7}: Add documentation of device attributes gpci and 24x7 expose some device specific attributes. Add some documentation for them. Signed-off-by: Cody P Schafer <cody@linux.vnet.ibm.com> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
2014-03-14 13:00:44 +08:00
documented here:
https://raw.githubusercontent.com/jmesmon/catalog-24x7/master/hv-24x7-catalog.h
What: /sys/bus/event_source/devices/hv_24x7/interface/catalog_length
Date: February 2014
powerpc: Update contact info in Documentation files Cody's email address has changed. Update the contact information for the 24x7 and GPCI counters to the PowerPC developers mailing list. Signed-off-by: Sukadev Bhattiprolu <sukadev@linux.vnet.ibm.com> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
2014-10-01 14:03:21 +08:00
Contact: Linux on PowerPC Developer List <linuxppc-dev@lists.ozlabs.org>
powerpc/perf/hv_{gpci, 24x7}: Add documentation of device attributes gpci and 24x7 expose some device specific attributes. Add some documentation for them. Signed-off-by: Cody P Schafer <cody@linux.vnet.ibm.com> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
2014-03-14 13:00:44 +08:00
Description:
A number equal to the length in bytes of the catalog. This is
also extractable from the provided binary "catalog" sysfs entry.
What: /sys/bus/event_source/devices/hv_24x7/interface/catalog_version
Date: February 2014
powerpc: Update contact info in Documentation files Cody's email address has changed. Update the contact information for the 24x7 and GPCI counters to the PowerPC developers mailing list. Signed-off-by: Sukadev Bhattiprolu <sukadev@linux.vnet.ibm.com> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
2014-10-01 14:03:21 +08:00
Contact: Linux on PowerPC Developer List <linuxppc-dev@lists.ozlabs.org>
powerpc/perf/hv_{gpci, 24x7}: Add documentation of device attributes gpci and 24x7 expose some device specific attributes. Add some documentation for them. Signed-off-by: Cody P Schafer <cody@linux.vnet.ibm.com> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
2014-03-14 13:00:44 +08:00
Description:
Exposes the "version" field of the 24x7 catalog. This is also
extractable from the provided binary "catalog" sysfs entry.
powerpc/perf/hv-24x7: Document sysfs event description entries Signed-off-by: Cody P Schafer <cody@linux.vnet.ibm.com> Signed-off-by: Sukadev Bhattiprolu <sukadev@linux.vnet.ibm.com> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
2015-01-31 05:46:03 +08:00
What: /sys/bus/event_source/devices/hv_24x7/event_descs/<event-name>
Date: February 2014
Contact: Linux on PowerPC Developer List <linuxppc-dev@lists.ozlabs.org>
Description:
Provides the description of a particular event as provided by
the firmware. If firmware does not provide a description, no
file will be created.
Note that the event-name lacks the domain suffix appended for
events in the events/ dir.
What: /sys/bus/event_source/devices/hv_24x7/event_long_descs/<event-name>
Date: February 2014
Contact: Linux on PowerPC Developer List <linuxppc-dev@lists.ozlabs.org>
Description:
Provides the "long" description of a particular event as
provided by the firmware. If firmware does not provide a
description, no file will be created.
Note that the event-name lacks the domain suffix appended for
events in the events/ dir.