Hello, On Fri, Nov 21, 2025 at 07:26:34AM +0100, Thomas Richter wrote: > On 11/21/25 00:48, Namhyung Kim wrote: > > Add a new callchain record mode option for deferred callchains. For now > > it only works with FP (frame-pointer) mode. > > > > And add the missing feature detection logic to clear the flag on old > > kernels. > > > > $ perf record --call-graph fp,defer -vv true > > Does this also works for dwarf format? > # perf record --call-graph dwarf,defer ....
No, it's not supported. Maybe we can do similar just to dump stack content and registers for dwarf before returning to user. Thanks, Namhyung
