On 9/07/20 8:50 pm, Andi Kleen wrote: > On Thu, Jul 09, 2020 at 08:36:22PM +0300, Adrian Hunter wrote: >> The itrace "e" option may be followed by a number which has the >> following effect for Intel PT: >> 1 Suppress overflow events >> 2 Suppress trace data lost events >> The values may be combined by bitwise OR'ing them. >> >> Suppressing those errors can be useful for testing and debugging >> because they are not due to decoding. > > I suspect it will be useful to more than just decoding and debugging. > > But the number is not a nice user interface. > > How about e[....] > > like e[ol]
Do you mean literally square-brackets? If you were really unlucky you might get pathname expansion with that. > > Also it's a bit unusual that this disables instead of enables, but ok. > > -Andi >
