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From: Thomas Gleixner <tglx@linutronix.de>
To: Andi Kleen <andi@firstfloor.org>
Cc: x86@kernel.org, LKML <linux-kernel@vger.kernel.org>,
	Andi Kleen <ak@linux.intel.com>,
	hmh@hmh.eng.br, bp@alien8.de
Subject: Re: [PATCH] x86: Report Intel platform_id in /proc/cpuinfo
Date: Wed, 21 Sep 2016 14:30:32 +0200 (CEST)	[thread overview]
Message-ID: <alpine.DEB.2.20.1609211425080.5573@nanos> (raw)
In-Reply-To: <20160602155127.76987-1-andi@firstfloor.org>

On Thu, 2 Jun 2016, Andi Kleen wrote:

Sorry for answering late. This got stuck in my backlog forever.

> diff --git a/arch/x86/kernel/cpu/microcode/intel.c b/arch/x86/kernel/cpu/microcode/intel.c
> index ee81c54..bcd3f59 100644
> --- a/arch/x86/kernel/cpu/microcode/intel.c
> +++ b/arch/x86/kernel/cpu/microcode/intel.c
> @@ -812,6 +812,8 @@ static int collect_cpu_info(int cpu_num, struct cpu_signature *csig)
>  		/* get processor flags from MSR 0x17 */
>  		rdmsr(MSR_IA32_PLATFORM_ID, val[0], val[1]);
>  		csig->pf = 1 << ((val[1] >> 18) & 7);
> +		cpu_data(cpu_num).platform_id = (val[1] >> 18) & 7;
> +		cpu_data(cpu_num).has_platform_id = true;

Please move that evaluation to arch/x86/kernel/cpu/intel.c and let the
micro code driver use the information from cpu_data.

Thanks,

	tglx

  parent reply	other threads:[~2016-09-21 12:33 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-06-02 15:51 [PATCH] x86: Report Intel platform_id in /proc/cpuinfo Andi Kleen
2016-06-21 16:05 ` Andi Kleen
2016-06-22 11:54   ` Henrique de Moraes Holschuh
2016-09-21 12:30 ` Thomas Gleixner [this message]
  -- strict thread matches above, loose matches on Subject: below --
2016-10-18 23:23 Andi Kleen
2016-09-23 18:02 Andi Kleen
2016-09-23  0:48 Andi Kleen
2016-09-23  8:12 ` Thomas Gleixner
2016-05-31 21:24 Andi Kleen
2016-06-02 18:27 ` Henrique de Moraes Holschuh
2016-06-02 22:54   ` Andi Kleen
2016-05-05 10:12 Andi Kleen
2016-05-06 12:42 ` Henrique de Moraes Holschuh

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