[PATCH 4.10 21/69] perf/x86: Avoid exposing wrong/stale data in intel_pmu_lbr_read_32()

2017-04-19 Thread Greg Kroah-Hartman
4.10-stable review patch. If anyone has any objections, please let me know. -- From: Peter Zijlstra commit f2200ac311302fcdca6556fd0c5127eab6c65a3e upstream. When the perf_branch_entry::{in_tx,abort,cycles} fields were added, intel_pmu_lbr_read_32()

[PATCH 4.10 21/69] perf/x86: Avoid exposing wrong/stale data in intel_pmu_lbr_read_32()

2017-04-19 Thread Greg Kroah-Hartman
4.10-stable review patch. If anyone has any objections, please let me know. -- From: Peter Zijlstra commit f2200ac311302fcdca6556fd0c5127eab6c65a3e upstream. When the perf_branch_entry::{in_tx,abort,cycles} fields were added, intel_pmu_lbr_read_32() wasn't updated to