linux-kernel - Re: [PATCH 2/2] perf/x86/intel: Add Ivy Bridge-EP uncore IRP box support

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Date:	Wed, 30 Oct 2013 22:47:28 -0700
From:	Joe Perches <joe@...ches.com>
To:	"Yan, Zheng" <zheng.z.yan@...el.com>
Cc:	linux-kernel@...r.kernel.org, peterz@...radead.org,
	ak@...ux.intel.com, eranian@...gle.com
Subject: Re: [PATCH 2/2] perf/x86/intel: Add Ivy Bridge-EP uncore IRP box
 support

On Thu, 2013-10-31 at 13:36 +0800, Yan, Zheng wrote:
> Unlike other uncore boxes, IRP boxes live in PCI buses with no UBOX
> device. For PCI bus without UBOX device, we find the next bus that
> has UBOX device and use its 'bus to socket' mapping.
[]
> diff --git a/arch/x86/kernel/cpu/perf_event_intel_uncore.c b/arch/x86/kernel/cpu/perf_event_intel_uncore.c
[]
> @@ -997,6 +997,20 @@ static int snbep_pci2phy_map_init(int devid)
[]
> +/* registers in IRP boxes are not properly aligned */
> +static unsigned ivt_uncore_irp_ctls[] = {0xd8, 0xdc, 0xe0, 0xe4};
> +static unsigned ivt_uncore_irp_ctrs[] = {0xa0, 0xb0, 0xb8, 0xc0};

Using this sort of naming is like asking for a typo
or a copy/paste defect.


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