[PATCH v2 0/3] perf script: Few trivial fixes

First patch fixes perf output field hint. Second and third fixes crash when used in a piped mode. v2 changes: - [PATCH 3/3] Changed as suggested by Arnaldo v1: https://lkml.org/lkml/2018/6/20/538 Ravi Bangoria (3): perf script: Add missing output fields in a hint perf script: Fix crash

[PATCH v2 0/3] perf script: Few trivial fixes

First patch fixes perf output field hint. Second and third fixes crash when used in a piped mode. v2 changes: - [PATCH 3/3] Changed as suggested by Arnaldo v1: https://lkml.org/lkml/2018/6/20/538 Ravi Bangoria (3): perf script: Add missing output fields in a hint perf script: Fix crash