On Thu, Jun 01, 2017 at 12:24:41PM +0200, Paolo Bonzini wrote: > Porting PPC to libdw only needs an architecture-specific hook to move > the register state from perf to libdw. > > The ARM and x86 architectures already use libdw, and it is useful to > have as much common code for the unwinder as possible. Mark Wielaard > has contributed a frame-based unwinder to libdw, so that unwinding works > even for binaries that do not have CFI information. In addition, > libunwind is always preferred to libdw by the build machinery so this > cannot introduce regressions on machines that have both libunwind and > libdw installed. > > Cc: a...@kernel.org > Cc: Naveen N. Rao <naveen.n....@linux.vnet.ibm.com> > Cc: Ravi Bangoria <ravi.bango...@linux.vnet.ibm.com> > Cc: linuxppc-...@lists.ozlabs.org > Signed-off-by: Paolo Bonzini <pbonz...@redhat.com>
looks good and got possitive feedback from our QE testing this Acked-by: Jiri Olsa <jo...@kernel.org> thanks, jirka
