diff options
| author | Stephen Hemminger <stephen@networkplumber.org> | 2017-10-29 19:33:40 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-10-31 13:40:29 +0100 |
| commit | 6981fbf3780366093858c5d2dcdaadcd1fbb04be (patch) | |
| tree | d67f014f536afb83a2b87957a44e5265965dad82 /Documentation/ABI/stable/sysfs-bus-vmbus | |
| parent | Merge 4.14-rc6 into char-misc-next (diff) | |
| download | linux-6981fbf3780366093858c5d2dcdaadcd1fbb04be.tar.xz linux-6981fbf3780366093858c5d2dcdaadcd1fbb04be.zip | |
Drivers: hv: vmbus: Expose per-channel interrupts and events counters
When investigating performance, it is useful to be able to look at
the number of host and guest events per-channel. This is equivalent
to per-device interrupt statistics.
Signed-off-by: Stephen Hemminger <sthemmin@microsoft.com>
Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'Documentation/ABI/stable/sysfs-bus-vmbus')
| -rw-r--r-- | Documentation/ABI/stable/sysfs-bus-vmbus | 26 |
1 files changed, 20 insertions, 6 deletions
diff --git a/Documentation/ABI/stable/sysfs-bus-vmbus b/Documentation/ABI/stable/sysfs-bus-vmbus index 0ebd8a1537a0..d4077cc60d55 100644 --- a/Documentation/ABI/stable/sysfs-bus-vmbus +++ b/Documentation/ABI/stable/sysfs-bus-vmbus @@ -61,39 +61,53 @@ Date: September. 2017 KernelVersion: 4.14 Contact: Stephen Hemminger <sthemmin@microsoft.com> Description: Inbound channel signaling state -Users: Debuggig tools +Users: Debugging tools What: /sys/bus/vmbus/devices/vmbus_*/channels/relid/latency Date: September. 2017 KernelVersion: 4.14 Contact: Stephen Hemminger <sthemmin@microsoft.com> Description: Channel signaling latency -Users: Debuggig tools +Users: Debugging tools What: /sys/bus/vmbus/devices/vmbus_*/channels/relid/out_mask Date: September. 2017 KernelVersion: 4.14 Contact: Stephen Hemminger <sthemmin@microsoft.com> Description: Outbound channel signaling state -Users: Debuggig tools +Users: Debugging tools What: /sys/bus/vmbus/devices/vmbus_*/channels/relid/pending Date: September. 2017 KernelVersion: 4.14 Contact: Stephen Hemminger <sthemmin@microsoft.com> Description: Channel interrupt pending state -Users: Debuggig tools +Users: Debugging tools What: /sys/bus/vmbus/devices/vmbus_*/channels/relid/read_avail Date: September. 2017 KernelVersion: 4.14 Contact: Stephen Hemminger <sthemmin@microsoft.com> Description: Bytes availabble to read -Users: Debuggig tools +Users: Debugging tools What: /sys/bus/vmbus/devices/vmbus_*/channels/relid/write_avail Date: September. 2017 KernelVersion: 4.14 Contact: Stephen Hemminger <sthemmin@microsoft.com> Description: Bytes availabble to write -Users: Debuggig tools +Users: Debugging tools + +What: /sys/bus/vmbus/devices/vmbus_*/channels/relid/events +Date: September. 2017 +KernelVersion: 4.14 +Contact: Stephen Hemminger <sthemmin@microsoft.com> +Description: Number of times we have signaled the host +Users: Debugging tools + +What: /sys/bus/vmbus/devices/vmbus_*/channels/relid/interrupts +Date: September. 2017 +KernelVersion: 4.14 +Contact: Stephen Hemminger <sthemmin@microsoft.com> +Description: Number of times we have taken an interrupt (incoming) +Users: Debugging tools |