On 2016/06/17 10:53PM, Michael Ellerman wrote:
> On Tue, 2016-07-06 at 13:32:23 UTC, "Naveen N. Rao" wrote:
> > diff --git a/arch/powerpc/net/bpf_jit_comp64.c
> > b/arch/powerpc/net/bpf_jit_comp64.c
> > new file mode 100644
> > index 0000000..954ff53
> > --- /dev/null
> > +++ b/arch/powerpc/net/bpf_jit_comp64.c
> > @@ -0,0 +1,956 @@
> ...
> > +
> > +static void bpf_jit_fill_ill_insns(void *area, unsigned int size)
> > +{
> > + int *p = area;
> > +
> > + /* Fill whole space with trap instructions */
> > + while (p < (int *)((char *)area + size))
> > + *p++ = BREAKPOINT_INSTRUCTION;
> > +}
>
> This breaks the build for some configs, presumably you're missing a header:
>
> arch/powerpc/net/bpf_jit_comp64.c:30:10: error: 'BREAKPOINT_INSTRUCTION'
> undeclared (first use in this function)
>
> http://kisskb.ellerman.id.au/kisskb/buildresult/12720611/
Oops. Yes, I should have caught that. I need to add:
#include <asm/kprobes.h>
in bpf_jit_comp64.c
Can you please check if it resolves the build error?
Regards,
Naveen
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