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| author | David S. Miller <davem@davemloft.net> | 2012-04-10 14:30:45 -0400 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2012-04-10 14:30:45 -0400 |
| commit | 06eb4eafbdc0796d741d139a44f1253278da8611 (patch) | |
| tree | fbdb44317130c371928154c9e6903e699fe2b995 /Documentation/ABI/testing/sysfs-bus-event_source-devices-format | |
| parent | 32ed53b83ea5ec26a4dba90e18f5e0ff6c71eb48 (diff) | |
| parent | f68e556e23d1a4176b563bcb25d8baf2c5313f91 (diff) | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Diffstat (limited to 'Documentation/ABI/testing/sysfs-bus-event_source-devices-format')
| -rw-r--r-- | Documentation/ABI/testing/sysfs-bus-event_source-devices-format | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/Documentation/ABI/testing/sysfs-bus-event_source-devices-format b/Documentation/ABI/testing/sysfs-bus-event_source-devices-format new file mode 100644 index 00000000000..079afc71363 --- /dev/null +++ b/Documentation/ABI/testing/sysfs-bus-event_source-devices-format @@ -0,0 +1,14 @@ +Where: /sys/bus/event_source/devices/<dev>/format +Date: January 2012 +Kernel Version: 3.3 +Contact: Jiri Olsa <jolsa@redhat.com> +Description: + Attribute group to describe the magic bits that go into + perf_event_attr::config[012] for a particular pmu. + Each attribute of this group defines the 'hardware' bitmask + we want to export, so that userspace can deal with sane + name/value pairs. + + Example: 'config1:1,6-10,44' + Defines contents of attribute that occupies bits 1,6-10,44 of + perf_event_attr::config1. |