The
.I comm
bit enables tracking of process command name as modified by the
-.BR exec (2)
+.BR execve (2)
and
.BR prctl (PR_SET_NAME)
system calls as well as writing to
then the misc flag
.B PERF_RECORD_MISC_COMM_EXEC
can be used to differentiate the
-.BR exec (2)
+.BR execve (2)
case from the others.
.TP
.I freq
.I enable_on_exec
If this bit is set, a counter is automatically
enabled after a call to
-.BR exec (2).
+.BR execve (2).
.TP
.I task
If this bit is set, then
.I misc
field of a comm record header if the rename event being
reported was caused by a call to
-.BR exec (2).
+.BR execve (2).
This allows tools to distinguish between the various
types of process renaming.
.TP
.B PERF_RECORD_COMM
record on kernels more recent than Linux 3.16
if a process name change was caused by an
-.BR exec (2)
+.BR execve (2)
system call.
.TP
.BR PERF_RECORD_MISC_SWITCH_OUT " (since Linux 4.3)"