On Wed, Aug 7, 2013 at 8:17 AM, Yan, Zheng <zheng.z....@intel.com> wrote:
>
> From: "Yan, Zheng" <zheng.z....@intel.com>
>
> PCU uncore event control register has a undocumented ev_sel_ext bit.
> The bit is needed by Andi's pmu-tools.
>
> Signed-off-by: Yan, Zheng <zheng.z....@intel.com>
Works for me. Is also needed by libpfm4 uncore PCU events.
Now results make more sense. Please apply.
Reviewed-by: Stephane Eranian <eran...@google.com>
>
> ---
> arch/x86/kernel/cpu/perf_event_intel_uncore.c | 2 +-
> arch/x86/kernel/cpu/perf_event_intel_uncore.h | 1 +
> 2 files changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/arch/x86/kernel/cpu/perf_event_intel_uncore.c
> b/arch/x86/kernel/cpu/perf_event_intel_uncore.c
> index 6b8b9c9..e9696d8 100644
> --- a/arch/x86/kernel/cpu/perf_event_intel_uncore.c
> +++ b/arch/x86/kernel/cpu/perf_event_intel_uncore.c
> @@ -301,7 +301,7 @@ static struct attribute *snbep_uncore_cbox_formats_attr[]
> = {
> };
>
> static struct attribute *snbep_uncore_pcu_formats_attr[] = {
> - &format_attr_event.attr,
> + &format_attr_event_ext.attr,
> &format_attr_occ_sel.attr,
> &format_attr_edge.attr,
> &format_attr_inv.attr,
> diff --git a/arch/x86/kernel/cpu/perf_event_intel_uncore.h
> b/arch/x86/kernel/cpu/perf_event_intel_uncore.h
> index 628500e..a80ab71 100644
> --- a/arch/x86/kernel/cpu/perf_event_intel_uncore.h
> +++ b/arch/x86/kernel/cpu/perf_event_intel_uncore.h
> @@ -117,6 +117,7 @@
> (SNBEP_PMON_CTL_EV_SEL_MASK | \
> SNBEP_PCU_MSR_PMON_CTL_OCC_SEL_MASK | \
> SNBEP_PMON_CTL_EDGE_DET | \
> + SNBEP_PMON_CTL_EV_SEL_EXT | \
> SNBEP_PMON_CTL_INVERT | \
> SNBEP_PCU_MSR_PMON_CTL_TRESH_MASK | \
> SNBEP_PCU_MSR_PMON_CTL_OCC_INVERT | \
> --
> 1.8.1.4
>
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majord...@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
