On Tue, 2015-17-02 at 22:00:28 UTC, Sukadev Bhattiprolu wrote:
> The function event_24x7_request() is essentially a wrapper to the
> function single_24x7_request() and can be dropped to simplify code.
>
> diff --git a/arch/powerpc/perf/hv-24x7.c b/arch/powerpc/perf/hv-24x7.c
> index 7856e38..c189e75 100644
> --- a/arch/powerpc/perf/hv-24x7.c
> +++ b/arch/powerpc/perf/hv-24x7.c
> @@ -1004,17 +1004,22 @@ static unsigned long single_24x7_request(u8 domain,
> u32 offset, u16 ix,
> memset(request_buffer, 0, 4096);
> memset(result_buffer, 0, 4096);
>
> + if (is_physical_domain(event_get_domain(event)))
> + idx = event_get_core(event);
> + else
> + idx = event_get_vcpu(event);
> +
> request_buffer->interface_version = HV_24X7_IF_VERSION_CURRENT;
> request_buffer->num_requests = 1;
>
> req = &request_buffer->requests[0];
>
> - req->performance_domain = domain;
> + req->performance_domain = event_get_domain(event);
> req->data_size = cpu_to_be16(8);
> - req->data_offset = cpu_to_be32(offset);
> - req->starting_lpar_ix = cpu_to_be16(lpar),
> + req->data_offset = cpu_to_be32(event_get_offset(event));
> + req->starting_lpar_ix = cpu_to_be16(event_get_lpar(event)),
> req->max_num_lpars = cpu_to_be16(1);
> - req->starting_ix = cpu_to_be16(ix);
> + req->starting_ix = cpu_to_be16(idx);
> req->max_ix = cpu_to_be16(1);
>
> /*
> @@ -1029,7 +1034,9 @@ static unsigned long single_24x7_request(u8 domain, u32
> offset, u16 ix,
> if (ret) {
> pr_notice_ratelimited("hcall failed: %d %#x %#x %d => "
> "0x%lx (%ld) detail=0x%x failing ix=%x\n",
> - domain, offset, ix, lpar, ret, ret,
> + (int)event_get_domain(event),
> + (unsigned int)event_get_offset(event),
> + idx, (int)event_get_lpar(event), ret, ret,
It seems more natural here to print the req->performance_domain etc. rather
then re-extracting them from the event?
cheers
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