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From: Mauro Carvalho Chehab <mchehab@redhat.com>
To: Borislav Petkov <bp@amd64.org>
Cc: Linux Edac Mailing List <linux-edac@vger.kernel.org>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	Doug Thompson <norsk5@yahoo.com>,
	Steven Rostedt <rostedt@goodmis.org>,
	Frederic Weisbecker <fweisbec@gmail.com>,
	Ingo Molnar <mingo@redhat.com>, Tony Luck <tony.luck@intel.com>,
	gregkh <gregkh@linuxfoundation.org>
Subject: Re: [EDAC ABI v13 04/25] events/hw_event: Create a Hardware Events Report Mecanism (HERM)
Date: Thu, 10 May 2012 12:08:32 -0300	[thread overview]
Message-ID: <4FABD9F0.6050008@redhat.com> (raw)
In-Reply-To: <4FABD653.7060401@redhat.com>

Em 10-05-2012 11:53, Mauro Carvalho Chehab escreveu:
> Em 10-05-2012 10:41, Borislav Petkov escreveu:
>> On Thu, May 10, 2012 at 10:16:31AM -0300, Mauro Carvalho Chehab wrote:
>>> Nah, this is not marketing speak. HERM is not a trademark. amd64_edac,
>>> on the other hand, is using a trademark on his name. If we use your
>>> logic, this would need to be renamed to something else, to avoid using
>>> a "marketing speak".
>>
>> I'm not even going to dignify that with an answer because it is a bunch
>> of bullshit and you know it.
>>
>>> We need some name to differentiate between the broken EDAC core where
>>> modern memory controllers are not properly represented and reports
>>> errors on fake csrows/channels from the EDAC+HERM core that will
>>> properly provide the error information to where it really belongs.
>>
>> A kernel version or a commit id is not enough here I guess.
>>
>>> In other words, HERM is just an acronym[1] to the version to point to
>>> where EDAC starts to work fine with modern memory controllers.
>>
>> Seems to me you're desperately trying to prove your point for having
>> this HERM thing by coming up with a bunch of bogus arguments.
>>
>> And I'm still waiting for a real, technical reason which legitimizes
>> calling a tracepoint something special.
> 
> Technical reasons were provided already: before this patch series, EDAC
> is *broken*.

There's also another technical reason to give an acronym to the EDAC version
that actually works: changeset numbers are not consistent within distributions
(or other trees, like -stable - although this 60+ patch series probably won't
fit on -stable merging criteria).

Also, this EDAC changeset 60+ patch series can't be represented by a single
changeset, and requires userspace changes in order to get a proper
representation model for memories.

Tagging the EDAC core version with a name helps a lot when dealing with all
the unsolved bugzillas that will be closed by backporting this patch series 
in order to fix the serious EDAC core bug that were providing fake information
to the end user for all Intel memory controllers manufactured after 2005.

Regards,
Mauro

> 
> Mauro.
> --
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  parent reply	other threads:[~2012-05-10 15:08 UTC|newest]

Thread overview: 63+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-04-16 20:38 [EDAC ABI v13 00/25] Fix EDAC userspace ABI Mauro Carvalho Chehab
2012-04-16 20:38 ` [EDAC ABI v13 01/25] edac: Initialize the dimm label with the known information Mauro Carvalho Chehab
2012-05-07 15:52   ` Borislav Petkov
2012-05-14 12:48     ` Borislav Petkov
2012-05-14 13:47       ` Mauro Carvalho Chehab
2012-04-16 20:38 ` [EDAC ABI v13 02/25] edac: Cleanup the logs for i7core and sb edac drivers Mauro Carvalho Chehab
2012-04-16 20:38 ` [EDAC ABI v13 03/25] i5400_edac: improve debug messages to better represent the filled memory Mauro Carvalho Chehab
2012-04-16 20:38 ` [EDAC ABI v13 04/25] events/hw_event: Create a Hardware Events Report Mecanism (HERM) Mauro Carvalho Chehab
2012-05-09 12:13   ` Borislav Petkov
2012-05-09 12:50     ` Mauro Carvalho Chehab
2012-05-09 13:22       ` Borislav Petkov
2012-05-09 13:51         ` Mauro Carvalho Chehab
2012-05-09 14:06           ` Borislav Petkov
2012-05-09 14:15             ` Mauro Carvalho Chehab
2012-05-09 14:24               ` Borislav Petkov
2012-05-10 13:16                 ` Mauro Carvalho Chehab
2012-05-10 13:41                   ` Borislav Petkov
2012-05-10 14:53                     ` Mauro Carvalho Chehab
2012-05-10 15:02                       ` Borislav Petkov
2012-05-10 15:08                       ` Mauro Carvalho Chehab [this message]
2012-05-10 15:12                         ` Borislav Petkov
2012-05-10 15:16                           ` Mauro Carvalho Chehab
2012-05-10 19:57                             ` [PATCH] edac: Increase version to 3.0.0 (aka: "HERM" version) Mauro Carvalho Chehab
2012-05-11 10:08                               ` Borislav Petkov
2012-05-10 15:20                           ` [EDAC ABI v13 04/25] events/hw_event: Create a Hardware Events Report Mecanism (HERM) Steven Rostedt
2012-05-10 15:27                             ` Borislav Petkov
2012-05-10 15:34                             ` Mauro Carvalho Chehab
2012-05-09 14:19           ` Steven Rostedt
2012-05-10 13:17             ` Mauro Carvalho Chehab
2012-04-16 20:38 ` [EDAC ABI v13 05/25] i5000_edac: Fix the logic that retrieves memory information Mauro Carvalho Chehab
2012-04-16 20:38 ` [EDAC ABI v13 06/25] e752x_edac: provide more info about how DIMMS/ranks are mapped Mauro Carvalho Chehab
2012-04-16 20:38 ` [EDAC ABI v13 07/25] edac: Rename the parent dev to pdev Mauro Carvalho Chehab
2012-04-16 20:38 ` [EDAC ABI v13 08/25] edac: use Documentation-nano format for some data structs Mauro Carvalho Chehab
2012-05-09 12:23   ` Borislav Petkov
2012-05-09 12:55     ` Mauro Carvalho Chehab
2012-04-16 20:38 ` [EDAC ABI v13 09/25] edac: rewrite the sysfs code to use struct device Mauro Carvalho Chehab
2012-05-09 12:34   ` Borislav Petkov
2012-05-09 13:10     ` Mauro Carvalho Chehab
2012-05-09 13:24       ` Borislav Petkov
2012-05-09 14:09         ` [PATCH v21] edac: rewrite the sysfs code to use struct device - Was: " Mauro Carvalho Chehab
2012-05-09 13:13     ` Mauro Carvalho Chehab
2012-04-16 20:38 ` [EDAC ABI v13 10/25] mpc85xx_edac: convert sysfs logic " Mauro Carvalho Chehab
2012-04-16 20:38 ` [EDAC ABI v13 11/25] amd64_edac: " Mauro Carvalho Chehab
2012-04-16 20:38 ` [EDAC ABI v13 12/25] i7core_edac: convert it " Mauro Carvalho Chehab
2012-04-16 20:38 ` [EDAC ABI v13 13/25] edac: Get rid of the old kobj's from the edac mc code Mauro Carvalho Chehab
2012-04-16 20:38 ` [EDAC ABI v13 14/25] edac: add a new per-dimm API and make the old per-virtual-rank API obsolete Mauro Carvalho Chehab
2012-04-16 20:38 ` [EDAC ABI v13 15/25] edac: add a sysfs node to report the maximum location for the system Mauro Carvalho Chehab
2012-04-16 20:38 ` [EDAC ABI v13 16/25] edac: Add debufs nodes to allow doing fake error inject Mauro Carvalho Chehab
2012-04-16 20:38 ` [EDAC ABI v13 17/25] edac: Create a per-Memory Controller bus Mauro Carvalho Chehab
2012-04-16 23:25   ` Greg K H
2012-04-16 20:38 ` [EDAC ABI v13 18/25] edac: Move grain/dtype/edac_type calculus to be out of channel loop Mauro Carvalho Chehab
2012-04-16 20:38 ` [EDAC ABI v13 19/25] i82975x_edac: Test nr_pages earlier to save a few CPU cycles Mauro Carvalho Chehab
2012-04-16 20:38 ` [EDAC ABI v13 20/25] i5100_edac: Fix a warning when compiled with 32 bits Mauro Carvalho Chehab
2012-04-16 20:38 ` [EDAC ABI v13 21/25] i7300_edac: Get rid of some wrongly-solved rebase conflict Mauro Carvalho Chehab
2012-04-16 20:38 ` [EDAC ABI v13 22/25] edac: Only expose csrows/channels on legacy API if they're populated Mauro Carvalho Chehab
2012-04-16 20:38 ` [EDAC ABI v13 23/25] edac: Fix a typo at edac_mc_sysfs Mauro Carvalho Chehab
2012-04-16 20:38 ` [EDAC ABI v13 24/25] edac: change the mem allocation scheme to make Documentation/kobject.txt happy Mauro Carvalho Chehab
2012-04-17 21:17   ` Joe Perches
2012-04-19 13:14     ` Mauro Carvalho Chehab
2012-04-22  6:37       ` Joe Perches
2012-04-19 13:21     ` [PATCH] " Mauro Carvalho Chehab
2012-04-19 15:28       ` Greg K H
2012-04-16 20:38 ` [EDAC ABI v13 25/25] i7core_edac: " Mauro Carvalho Chehab

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