From: Borislav Petkov <bp@alien8.de>
To: "Naveen N. Rao" <naveen.n.rao@linux.vnet.ibm.com>
Cc: tony.luck@intel.com, ananth@in.ibm.com,
masbock@linux.vnet.ibm.com, lcm@linux.vnet.ibm.com,
linux-kernel@vger.kernel.org, linux-acpi@vger.kernel.org,
ying.huang@intel.com
Subject: Re: [PATCH v2 1/2] mce: acpi/apei: Honour Firmware First for MCA banks listed in APEI HEST CMC
Date: Fri, 21 Jun 2013 16:08:04 +0200 [thread overview]
Message-ID: <20130621140804.GF22006@pd.tnic> (raw)
In-Reply-To: <51C41D94.1030201@linux.vnet.ibm.com>
On Fri, Jun 21, 2013 at 03:02:04PM +0530, Naveen N. Rao wrote:
> As an example, consider a hypothetical single-core Intel processor
> with Hyperthreading. On init, let's say the first cpu ends up owning
> banks 1, 2, 3 and 4; and the second cpu ends up owning banks 1 and
> 2. This would mean that MC banks 1 and 2 are "hyperthread"-specific,
> while banks 3 and 4 are shared. Now, if we offline the first cpu, it
> disables CMCI on all 4 banks.
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
This is what I find strange - having to disable CMCI, especially on a
shared bank, just to reenable it right back on the next core. But I
guess this is a constraint dictated by the hardware...
--
Regards/Gruss,
Boris.
Sent from a fat crate under my desk. Formatting is fine.
--
next prev parent reply other threads:[~2013-06-21 14:08 UTC|newest]
Thread overview: 50+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-06-19 17:57 [PATCH v2 1/2] mce: acpi/apei: Honour Firmware First for MCA banks listed in APEI HEST CMC Naveen N. Rao
2013-06-19 17:57 ` [PATCH v2 2/2] mce: acpi/apei: Add a boot option to disable ff mode for corrected errors Naveen N. Rao
2013-06-19 18:04 ` Borislav Petkov
2013-06-19 18:17 ` Naveen N. Rao
2013-06-19 18:19 ` Luck, Tony
2013-06-19 18:19 ` Luck, Tony
2013-06-19 18:36 ` Borislav Petkov
2013-06-19 19:05 ` Luck, Tony
2013-06-19 19:05 ` Luck, Tony
2013-06-19 20:14 ` Borislav Petkov
2013-06-19 20:33 ` Luck, Tony
2013-06-19 20:33 ` Luck, Tony
2013-06-19 21:07 ` Borislav Petkov
2013-06-19 21:28 ` Luck, Tony
2013-06-19 21:28 ` Luck, Tony
2013-06-19 21:41 ` Borislav Petkov
2013-06-19 22:08 ` Luck, Tony
2013-06-19 22:08 ` Luck, Tony
2013-06-20 5:35 ` Borislav Petkov
2013-06-20 21:21 ` Naveen N. Rao
2013-06-20 22:11 ` Luck, Tony
2013-06-20 22:11 ` Luck, Tony
2013-06-21 7:27 ` Borislav Petkov
2013-06-21 16:43 ` Naveen N. Rao
2013-06-28 12:04 ` Naveen N. Rao
2013-06-28 17:31 ` Tony Luck
2013-07-01 15:07 ` Naveen N. Rao
2013-07-01 15:38 ` Borislav Petkov
2013-07-01 15:41 ` Naveen N. Rao
2013-06-20 7:48 ` Borislav Petkov
2013-06-20 19:02 ` Naveen N. Rao
2013-06-20 7:39 ` [PATCH v2 1/2] mce: acpi/apei: Honour Firmware First for MCA banks listed in APEI HEST CMC Borislav Petkov
2013-06-20 7:39 ` Borislav Petkov
2013-06-20 19:08 ` Naveen N. Rao
2013-06-20 19:29 ` Borislav Petkov
2013-06-20 20:14 ` Naveen N. Rao
2013-06-20 20:57 ` Borislav Petkov
2013-06-20 21:22 ` Naveen N. Rao
2013-06-21 7:34 ` Borislav Petkov
2013-06-21 7:46 ` Naveen N. Rao
2013-06-21 8:36 ` Borislav Petkov
2013-06-21 9:32 ` Naveen N. Rao
2013-06-21 14:08 ` Borislav Petkov [this message]
2013-06-21 16:47 ` Tony Luck
2013-06-21 17:40 ` Borislav Petkov
2013-06-25 17:46 ` Naveen N. Rao
2013-06-25 17:53 ` Borislav Petkov
2013-06-25 17:55 ` Luck, Tony
2013-06-25 17:55 ` Luck, Tony
2013-06-25 18:28 ` Naveen N. Rao
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