From cb971438b7daa986b599942987e8a4d78443ad58 Mon Sep 17 00:00:00 2001 From: Adrian Hunter Date: Fri, 10 Jul 2020 18:10:57 +0300 Subject: perf auxtrace: Add optional error flags to the itrace 'e' option Allow the 'e' option to be followed by flags which will affect what errors will or will not be reported. Each flag must be preceded by either '+' or '-'. The flags are: o overflow l trace data lost Signed-off-by: Adrian Hunter Reviewed-by: Andi Kleen Cc: Jiri Olsa Link: http://lore.kernel.org/lkml/20200710151104.15137-6-adrian.hunter@intel.com Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/Documentation/itrace.txt | 6 ++++++ 1 file changed, 6 insertions(+) (limited to 'tools/perf/Documentation') diff --git a/tools/perf/Documentation/itrace.txt b/tools/perf/Documentation/itrace.txt index e817179c5027..114d0544d7c7 100644 --- a/tools/perf/Documentation/itrace.txt +++ b/tools/perf/Documentation/itrace.txt @@ -47,3 +47,9 @@ --itrace=i0nss1000000 skips the first million instructions. + + The 'e' option may be followed by flags which affect what errors will or + will not be reported. Each flag must be preceded by either '+' or '-'. + The flags are: + o overflow + l trace data lost -- cgit v1.2.3