[PATCH v3 4/5] perf: Support perf -vv

2018-03-29 Thread Jin Yao
We keep having bug reports that when users build perf on their own, but they don't install some needed libraries such as libelf, libbfd/libibery. The perf can build, but it is missing important functionality. This patch provides a new option '-vv' for perf which will print the compiled-in status

[PATCH v3 4/5] perf: Support perf -vv

2018-03-29 Thread Jin Yao
We keep having bug reports that when users build perf on their own, but they don't install some needed libraries such as libelf, libbfd/libibery. The perf can build, but it is missing important functionality. This patch provides a new option '-vv' for perf which will print the compiled-in status