linux-kernel - Re: Linux 2.6.21

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Date:	Thu, 26 Apr 2007 17:02:21 -0400
From:	Gene Heskett <gene.heskett@...il.com>
To:	Stephen.Clark@...lark.us
Cc:	Jeff Garzik <jeff@...zik.org>,
	linux-kernel <linux-kernel@...r.kernel.org>
Subject: Re: Linux 2.6.21

On Thursday 26 April 2007, Stephen Clark wrote:
>Jeff Garzik wrote:
>>IMO, the closer you look, the more warts you find.  Before you starting
>>doing your work with kernel regressions, no one was really tracking it.
>>  I bet you have helped cut down on the regressions, but I have no good
>>way to quantify my gut feeling.
>>
>>Additional comments on developers and fixing regressions:
>>
>>* Sometimes seeing a long list, peoples' eyes glaze over.  Its just
>>human nature.  A long list also gives us no idea of scale, or severity.
>>  I bet a weekly "top 10 bugs and regressions" email would help focus
>>developer attention.
>>
>>* To be effective, lists, either long or top-10, must be pruned if you
>>get a sense that only one user is affected.  [With oopses and BUGs as a
>>clear exception,] many problems benefit from at least two users
>>reporting a bug.
>>
>>* It gets a bit tiresome to field the large number of driver bug reports
>>that eventually turn out to be related to broken interrupt handling
>>somehow.  I think we developers need to get better at showing users how
>>to isolate driver vs. PCI/ACPI/core bugs.  Maybe drivers need to start
>>introducing interrupt delivery tests into their probe code.  Overall,
>>broken interrupt handling manifests in several ways, most of which
>>initially appear symptomatic of a broken driver.
>>
>>	Jeff
>>
>>
>>-
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>
>Jeff,
>
>If hardware worked in the previous version of the kernel can't users expect
> the same hardware to work in this kernel?
>
>Steve

I think that is indeed a reasonable expectation.

-- 
Cheers, Gene
"There are four boxes to be used in defense of liberty:
 soap, ballot, jury, and ammo. Please use in that order."
-Ed Howdershelt (Author)
It is exactly because a man cannot do a thing that he is a proper judge of it.
		-- Oscar Wilde
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