+cc Greg, stable
Greensky, James J <james.j.green...@intel.com> 于2018年12月21日周五 上午11:48写道: > > Commit d38d272592737ea88a20 ("perf tools: Synthesize GROUP_DESC feature in > pipe mode") broke the LT 4.14 branch when using event groups in pipe-mode. > > # perf record -e '{cycles,instructions,branches}' -- sleep 4 | perf report > # To display the perf.data header info, please use --header/--header-only > options > # > Oxd7c [0x60]: failed to process type: 80 > Error: > Failed to process sample > > Commit a2015516c5c0be932a69 ("perf record: Synthesize features before events > in pipe mode") is the fix. Can we get this cherry-picked and applied? >