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From: Borislav Petkov <bp@alien8.de>
To: Yazen Ghannam <yazen.ghannam@amd.com>
Cc: linux-edac@vger.kernel.org, linux-kernel@vger.kernel.org,
	tony.luck@intel.com, x86@kernel.org,
	Smita.KoralahalliChannabasappa@amd.com
Subject: Re: [PATCH v2 1/8] x86/CPU/AMD: Save NodeId on AMD-based systems
Date: Thu, 17 Sep 2020 22:10:27 +0200
Message-ID: <20200917201027.GS31960@zn.tnic> (raw)
In-Reply-To: <20200917194425.GB504453@yaz-nikka.amd.com>

On Thu, Sep 17, 2020 at 02:44:25PM -0500, Yazen Ghannam wrote:
> Yes, I think so. "Die" is not defined in CPUID(0xb), only SMT and Core,
> so the cpu_die_id value is not valid.

Right.

> In which case, we can overwrite it. CPUID(0xb) doesn't have anything
> equivalent to AMD NodeId. So on systems with CPUID < 0x1F, we should
> be okay with using cpu_die_id equal to AMD NodeId.

Right.

> I have an idea on what to do, so I'll send another rev if that's okay.
> Do you have any comments on the other patches in the set?

Lemme go through them these days.

Thx.

-- 
Regards/Gruss,
    Boris.

https://people.kernel.org/tglx/notes-about-netiquette

  reply index

Thread overview: 31+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-09-03 20:01 [PATCH v2 0/8] AMD MCA Address Translation Updates Yazen Ghannam
2020-09-03 20:01 ` [PATCH v2 1/8] x86/CPU/AMD: Save NodeId on AMD-based systems Yazen Ghannam
2020-09-09 18:06   ` Borislav Petkov
2020-09-09 20:17     ` Yazen Ghannam
2020-09-10 10:14       ` Borislav Petkov
2020-09-14 19:20         ` Yazen Ghannam
2020-09-15  8:35           ` Borislav Petkov
2020-09-16 19:51             ` Yazen Ghannam
2020-09-17 10:37               ` Borislav Petkov
2020-09-17 16:20                 ` Yazen Ghannam
2020-09-17 16:40                   ` Borislav Petkov
2020-09-17 19:44                     ` Yazen Ghannam
2020-09-17 20:10                       ` Borislav Petkov [this message]
2020-09-03 20:01 ` [PATCH v2 2/8] x86/CPU/AMD: Remove amd_get_nb_id() Yazen Ghannam
2020-09-03 20:01 ` [PATCH v2 3/8] EDAC/mce_amd: Use struct cpuinfo_x86.node_id for NodeId Yazen Ghannam
2020-09-03 20:01 ` [PATCH v2 4/8] x86/MCE/AMD: Use defines for register addresses in translation code Yazen Ghannam
2020-09-03 20:01 ` [PATCH v2 5/8] x86/MCE/AMD: Use macros to get bitfields " Yazen Ghannam
2020-09-21 13:58   ` Borislav Petkov
2020-09-03 20:01 ` [PATCH v2 6/8] x86/MCE/AMD: Drop tmp variable " Yazen Ghannam
2020-09-23  8:05   ` Borislav Petkov
2020-09-23 16:05     ` Yazen Ghannam
2020-09-03 20:01 ` [PATCH v2 7/8] x86/MCE/AMD: Group register reads " Yazen Ghannam
2020-09-03 20:01 ` [PATCH v2 8/8] x86/MCE/AMD Support new memory interleaving modes during address translation Yazen Ghannam
2020-09-23  8:20   ` Borislav Petkov
2020-09-23 16:25     ` Yazen Ghannam
2020-09-25  7:22       ` Borislav Petkov
2020-09-25 19:51         ` Yazen Ghannam
2020-09-28  9:47           ` Borislav Petkov
2020-09-28 15:53             ` Yazen Ghannam
2020-09-28 18:14               ` Borislav Petkov
2020-09-29 13:21                 ` Yazen Ghannam

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