Re: [PATCH 11/24] x86/oprofile: Add IBS support for AMD CPUs, model specific code

[Maynard Johnson <maynardj@us.ibm.com>]

Robert Richter wrote:
> From: Barry Kasindorf <barry.kasindorf@amd.com>
> 
> This patchset supports the new profiling hardware available in the
> latest AMD CPUs in the oProfile driver.
> 
> Signed-off-by: Barry Kasindorf <barry.kasindorf@amd.com>
> Signed-off-by: Robert Richter <robert.richter@amd.com>
> ---
>  arch/x86/oprofile/op_model_athlon.c |  257 +++++++++++++++++++++++++++++++++++
>  1 files changed, 257 insertions(+), 0 deletions(-)
> 
> diff --git a/arch/x86/oprofile/op_model_athlon.c b/arch/x86/oprofile/op_model_athlon.c
> index 40ecb02..229e0b4 100644
> --- a/arch/x86/oprofile/op_model_athlon.c
> +++ b/arch/x86/oprofile/op_model_athlon.c
> @@ -9,9 +9,13 @@
>   * @author Philippe Elie
>   * @author Graydon Hoare
>   * @author Robert Richter <robert.richter@amd.com>
> + * @author Barry Kasindorf
>  */
> 
[snip]
> +
> +struct op_ibs_config {
> +	unsigned long op_enabled;
> +	unsigned long fetch_enabled;
> +	unsigned long max_cnt_fetch;
> +	unsigned long max_cnt_op;
> +	unsigned long rand_en;
> +	unsigned long dispatched_ops;
I don't see dispatched_ops being used either by your kernel driver changes or by 
the userspace changes submitted by Jason.

-Maynard
[snip]