Re: [RFC v6 35/62] powerpc: Deliver SEGV signal on pkey violation

2017-08-22 Thread Ram Pai
On Sat, Aug 19, 2017 at 02:09:58PM -0500, Eric W. Biederman wrote: > Ram Pai writes: > > > diff --git a/arch/powerpc/kernel/traps.c b/arch/powerpc/kernel/traps.c > > index d4e545d..fe1e7c7 100644 > > --- a/arch/powerpc/kernel/traps.c > > +++ b/arch/powerpc/kernel/traps.c > >

Re: [RFC v6 35/62] powerpc: Deliver SEGV signal on pkey violation

2017-08-19 Thread Eric W. Biederman
Ram Pai writes: > diff --git a/arch/powerpc/kernel/traps.c b/arch/powerpc/kernel/traps.c > index d4e545d..fe1e7c7 100644 > --- a/arch/powerpc/kernel/traps.c > +++ b/arch/powerpc/kernel/traps.c > @@ -20,6 +20,7 @@ > #include > #include > #include > +#include >

[RFC v6 35/62] powerpc: Deliver SEGV signal on pkey violation

2017-07-15 Thread Ram Pai
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 ---