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Date: Sat, 1 Feb 2014 16:58:06 +1100 (EST) From: Michael Ellerman <mpe@...erman.id.au> To: Cody P Schafer <cody@...ux.vnet.ibm.com>, Linux PPC <linuxppc-dev@...ts.ozlabs.org> Cc: Peter Zijlstra <a.p.zijlstra@...llo.nl>, LKML <linux-kernel@...r.kernel.org>, Ingo Molnar <mingo@...hat.com>, Paul Mackerras <paulus@...ba.org>, Arnaldo Carvalho de Melo <acme@...stprotocols.net>, Cody P Schafer <cody@...ux.vnet.ibm.com> Subject: Re: [PATCH 3/8] powerpc: add hvcalls for 24x7 and gpci (get performance counter info) On Thu, 2014-16-01 at 23:53:49 UTC, Cody P Schafer wrote: > Signed-off-by: Cody P Schafer <cody@...ux.vnet.ibm.com> > --- > arch/powerpc/include/asm/hvcall.h | 6 +++++- > 1 file changed, 5 insertions(+), 1 deletion(-) > > diff --git a/arch/powerpc/include/asm/hvcall.h b/arch/powerpc/include/asm/hvcall.h > index d8b600b..48d6efa 100644 > --- a/arch/powerpc/include/asm/hvcall.h > +++ b/arch/powerpc/include/asm/hvcall.h > @@ -269,11 +269,15 @@ > #define H_COP 0x304 > #define H_GET_MPP_X 0x314 > #define H_SET_MODE 0x31C > -#define MAX_HCALL_OPCODE H_SET_MODE > +#define H_GET_24X7_CATALOG_PAGE 0xF078 > +#define H_GET_24X7_DATA 0xF07C > +#define H_GET_PERF_COUNTER_INFO 0xF080 Ugh, why the hell did they put them up there. > +#define MAX_HCALL_OPCODE H_GET_PERF_COUNTER_INFO We have an array which is sized based on this, which is unpleasant. I think you're better off putting these below in the platform specific section, and leaving MAX_HCALL_OPCODE alone. The only downside is you can't use the hcall tracing to see them. > /* Platform specific hcalls, used by KVM */ > #define H_RTAS 0xf000 cheers -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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