Messages in this thread | | | Date | Mon, 03 Feb 2014 13:21:51 -0800 | From | Cody P Schafer <> | Subject | Re: [PATCH 3/8] powerpc: add hvcalls for 24x7 and gpci (get performance counter info) |
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On 01/31/2014 09:58 PM, Michael Ellerman wrote: > On Thu, 2014-16-01 at 23:53:49 UTC, Cody P Schafer wrote: >> Signed-off-by: Cody P Schafer <cody@linux.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.
Ya, I'm aware. I've got them up there as I did want to trace them :) . I don't see a big issue with moving them out of that section, though.
>> /* Platform specific hcalls, used by KVM */ >> #define H_RTAS 0xf000 >
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