On 07/06/2017 02:52 AM, Ram Pai wrote: > The value of the AMR register at the time of exception > is made available in gp_regs[PT_AMR] of the siginfo. > > The value of the pkey, whose protection got violated, > is made available in si_pkey field of the siginfo structure. > > Signed-off-by: Ram Pai <linux...@us.ibm.com> > --- > arch/powerpc/include/uapi/asm/ptrace.h | 3 ++- > arch/powerpc/kernel/signal_32.c | 5 +++++ > arch/powerpc/kernel/signal_64.c | 4 ++++ > arch/powerpc/kernel/traps.c | 14 ++++++++++++++ > 4 files changed, 25 insertions(+), 1 deletions(-) > > diff --git a/arch/powerpc/include/uapi/asm/ptrace.h > b/arch/powerpc/include/uapi/asm/ptrace.h > index 8036b38..7ec2428 100644 > --- a/arch/powerpc/include/uapi/asm/ptrace.h > +++ b/arch/powerpc/include/uapi/asm/ptrace.h > @@ -108,8 +108,9 @@ struct pt_regs { > #define PT_DAR 41 > #define PT_DSISR 42 > #define PT_RESULT 43 > -#define PT_DSCR 44 > #define PT_REGS_COUNT 44 > +#define PT_DSCR 44 > +#define PT_AMR 45
Why PT_DSCR was moved down ? This change is redundant here.