Re: [PATCHv2 net 3/3] samples/bpf: Enable powerpc support

From: Alexei Starovoitov
Date: Mon Apr 04 2016 - 13:24:51 EST


On Mon, Apr 04, 2016 at 10:31:34PM +0530, Naveen N. Rao wrote:
> Add the necessary definitions for building bpf samples on ppc.
>
> Since ppc doesn't store function return address on the stack, modify how
> PT_REGS_RET() and PT_REGS_FP() work.
>
> Also, introduce PT_REGS_IP() to access the instruction pointer.
>
> Cc: Alexei Starovoitov <ast@xxxxxx>
> Cc: Daniel Borkmann <daniel@xxxxxxxxxxxxx>
> Cc: David S. Miller <davem@xxxxxxxxxxxxx>
> Cc: Ananth N Mavinakayanahalli <ananth@xxxxxxxxxx>
> Cc: Michael Ellerman <mpe@xxxxxxxxxxxxxx>
> Signed-off-by: Naveen N. Rao <naveen.n.rao@xxxxxxxxxxxxxxxxxx>

Acked-by: Alexei Starovoitov <ast@xxxxxxxxxx>