Re: [PATCH] perf: libdw support for powerpc

2017-05-19 Thread Paolo Bonzini
On 18/05/2017 20:48, Paolo Bonzini wrote: > > > On 18/05/2017 20:19, Naveen N. Rao wrote: >> Paolo Bonzini wrote: >>> The ARM and x86 architectures already use libdw, and it is useful to >>> have as much common code for the unwinder as possible. Porting PPC >>> to libdw only needs an architect

Re: [PATCH] perf: libdw support for powerpc

2017-05-18 Thread Paolo Bonzini
On 18/05/2017 20:19, Naveen N. Rao wrote: > Paolo Bonzini wrote: >> The ARM and x86 architectures already use libdw, and it is useful to >> have as much common code for the unwinder as possible. Porting PPC >> to libdw only needs an architecture-specific hook to move the register >> state from p

Re: [PATCH] perf: libdw support for powerpc

2017-05-18 Thread Naveen N. Rao
Paolo Bonzini wrote: The ARM and x86 architectures already use libdw, and it is useful to have as much common code for the unwinder as possible. Porting PPC to libdw only needs an architecture-specific hook to move the register state from perf to libdw. Thanks. Ravi has had a similar patch loc