Re: [1/2] powerpc: kprobes: blacklist exception handlers

2017-04-23 Thread Michael Ellerman
On Wed, 2017-04-19 at 15:29:51 UTC, "Naveen N. Rao" wrote: > Introduce __head_end to mark end of the early fixed sections and use the > same to blacklist all exception handlers from kprobes. > > Signed-off-by: Naveen N. Rao Applied to powerpc next, thanks. https://git.kernel.org/powerpc/c/7aa5b

Re: [PATCH 1/2] powerpc: kprobes: blacklist exception handlers

2017-04-20 Thread Michael Ellerman
"Naveen N. Rao" writes: > Excerpts from Michael Ellerman's message of April 20, 2017 12:03: >> "Naveen N. Rao" writes: >> >>> diff --git a/arch/powerpc/kernel/kprobes.c b/arch/powerpc/kernel/kprobes.c >>> index 71286dfd76a0..59159337a097 100644 >>> --- a/arch/powerpc/kernel/kprobes.c >>> +++ b/

Re: [PATCH 1/2] powerpc: kprobes: blacklist exception handlers

2017-04-20 Thread Naveen N. Rao
Excerpts from Michael Ellerman's message of April 20, 2017 12:03: "Naveen N. Rao" writes: diff --git a/arch/powerpc/kernel/kprobes.c b/arch/powerpc/kernel/kprobes.c index 71286dfd76a0..59159337a097 100644 --- a/arch/powerpc/kernel/kprobes.c +++ b/arch/powerpc/kernel/kprobes.c @@ -112,6 +113,14

Re: [PATCH 1/2] powerpc: kprobes: blacklist exception handlers

2017-04-19 Thread Michael Ellerman
"Naveen N. Rao" writes: > diff --git a/arch/powerpc/kernel/kprobes.c b/arch/powerpc/kernel/kprobes.c > index 71286dfd76a0..59159337a097 100644 > --- a/arch/powerpc/kernel/kprobes.c > +++ b/arch/powerpc/kernel/kprobes.c > @@ -112,6 +113,14 @@ kprobe_opcode_t *kprobe_lookup_name(const char *name,

[PATCH 1/2] powerpc: kprobes: blacklist exception handlers

2017-04-19 Thread Naveen N. Rao
Introduce __head_end to mark end of the early fixed sections and use the same to blacklist all exception handlers from kprobes. Signed-off-by: Naveen N. Rao --- arch/powerpc/include/asm/sections.h | 1 + arch/powerpc/kernel/kprobes.c | 9 + arch/powerpc/kernel/vmlinux.lds.S | 2 +