linux-kernel - Re: [PATCH 1/2] perf/x86/intel: Add Haswell-EP uncore support

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Message-ID: <20140822052926.GM4120@two.firstfloor.org>
Date:	Fri, 22 Aug 2014 07:29:26 +0200
From:	Andi Kleen <andi@...stfloor.org>
To:	"Yan, Zheng" <zheng.z.yan@...el.com>
Cc:	linux-kernel@...r.kernel.org, a.p.zijlstra@...llo.nl,
	mingo@...nel.org, acme@...radead.org, eranian@...gle.com,
	andi@...stfloor.org
Subject: Re: [PATCH 1/2] perf/x86/intel: Add Haswell-EP uncore support

> diff --git a/arch/x86/kernel/cpu/perf_event_intel_uncore.c b/arch/x86/kernel/cpu/perf_event_intel_uncore.c
> index 4785ee8..2485fd9 100644
> --- a/arch/x86/kernel/cpu/perf_event_intel_uncore.c
> +++ b/arch/x86/kernel/cpu/perf_event_intel_uncore.c
> @@ -883,6 +883,8 @@ static int __init uncore_pci_init(void)
>  	case 62: /* Ivy Bridge-EP */
>  		ret = ivbep_uncore_pci_init();
>  		break;
> +	case 63: /* Haswell-EP */
> +		ret = hswep_uncore_pci_init();

Is the lack of break intentional? If yes please add a /* FALL THROUGH */
comment.

>  	case 42: /* Sandy Bridge */
>  		ret = snb_uncore_pci_init();
>  		break;
> 

-- 
ak@...ux.intel.com -- Speaking for myself only.
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