Enable kernel support for various performance events provided
by software and hardware.
- Software events are supported either build-in or via the
+ Software events are supported either built-in or via the
use of generic tracepoints.
Most modern CPUs support performance events via performance
used to profile the code that runs on that CPU.
The Linux Performance Event subsystem provides an abstraction of
- these software and hardware cevent apabilities, available via a
+ these software and hardware event capabilities, available via a
system call and used by the "perf" utility in tools/perf/. It
provides per task and per CPU counters, and it provides event
capabilities on top of those.