perf_counter: add some comments
authorPeter Zijlstra <a.p.zijlstra@chello.nl>
Wed, 8 Apr 2009 13:01:29 +0000 (15:01 +0200)
committerIngo Molnar <mingo@elte.hu>
Wed, 8 Apr 2009 16:53:29 +0000 (18:53 +0200)
commit8740f9418c78dcad694b46ab25d1645d5aef1f5e
tree877e35686a93c7430b9574a3e8d083f0cbe51659
parent808382b33bb4c60df6379ec2db39f332cc56b82a
perf_counter: add some comments

Add a few comments because I was forgetting what field what for what
functionality.

Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com>
LKML-Reference: <20090408130409.036984214@chello.nl>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
include/linux/perf_counter.h