tree 3171bc6566cb8f6077f333953338d1d1d8faac95
parent 31ad39239f089ef93bb51f9918618f18f45c78d9
author Yonghong Song <yhs@fb.com> 1527186068 -0700
committer Alexei Starovoitov <ast@kernel.org> 1527211099 -0700

perf/core: add perf_get_event() to return perf_event given a struct file

A new extern function, perf_get_event(), is added to return a perf event
given a struct file. This function will be used in later patches.

Signed-off-by: Yonghong Song <yhs@fb.com>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>