diff options
Diffstat (limited to 'tools/perf/Documentation/itrace.txt')
-rw-r--r-- | tools/perf/Documentation/itrace.txt | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/tools/perf/Documentation/itrace.txt b/tools/perf/Documentation/itrace.txt index 82ff7dad40c2..5961e8a3ef3a 100644 --- a/tools/perf/Documentation/itrace.txt +++ b/tools/perf/Documentation/itrace.txt @@ -10,6 +10,7 @@ e synthesize error events d create a debug log g synthesize a call chain (use with i or x) + G synthesize a call chain on existing event records l synthesize last branch entries (use with i or x) s skip initial number of events @@ -37,3 +38,14 @@ --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 + + If supported, the 'd' option may be followed by flags which affect what + debug messages will or will not be logged. Each flag must be preceded + by either '+' or '-'. The flags are: + a all perf events |