linux-kernel - Re: Please consider reverting 7d930bc33653d5592dc386a76a38f39c2e962344

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Message-ID: <c4e36d110911030754t5353f598p69c6ab7bcda97509@mail.gmail.com>
Date:	Tue, 3 Nov 2009 16:54:43 +0100
From:	Zdenek Kabelac <zdenek.kabelac@...il.com>
To:	Marcel Holtmann <marcel@...tmann.org>
Cc:	Linus Torvalds <torvalds@...ux-foundation.org>,
	Dmitry Torokhov <dmitry.torokhov@...il.com>,
	David Miller <davem@...emloft.net>, johannes@...solutions.net,
	linville@...driver.com, linux-kernel@...r.kernel.org,
	linux-wireless@...r.kernel.org
Subject: Re: Please consider reverting 7d930bc33653d5592dc386a76a38f39c2e962344

2009/11/3 Marcel Holtmann <marcel@...tmann.org>:
> Hi Linus,
>
>> > and can we please stop jumping the gun here and going past the subsystem
>> > maintainers. I think this happens a little bit too much lately.
>>
>> NO!
>>
>> Quite frankly, I'm very unhappy indeed with the maintainers when it comes
>> to this bug:
>>
>>  - it was introduced after -rc5
>>
>>  - it's been bisected by multiple people
>>
>>  - I've seen one of the encounters with a person who bisected it, and the
>>    author of the buggy commit just wanted "more information" after having
>>    been told that small commit causes lockups.
>>
>> In other words - the LAST thing we should do is to pat the subsystem
>> maintainers on the back and say "good job".
>>
>> The fact is, when somebody reports a major bug that is fixed by a revert,
>> then I shoudl probably revert _more_ eagerly rather than less!
>>
>> And subsystem maintainers should jump on it, not wait several days.
>
> no questions that it needs fixed, I agree with you. However just blindly
> reverting something, because it fixes it for one or two people, might
> have side effects that causes more problems than the revert would
> actually fix. In this case, let at least give John or Johannes a chance
> to comment on it.
>
> I do love the fact that it gets bisected down to one particular commit.
> That is great and thanks to the people who did that, but let the
> subsystem maintainers know and then have them either provide a fix or
> revert it by them. Sometimes it might take more than one day. And lets
> be honest here, Johannes is one of the most responsive persons when it
> comes to wireless bugs.
>
> Regards

Well for me the issue has been fixed by http://lkml.org/lkml/2009/10/30/68

But it was not easy to decrypt bug after resume in my case....

However doing commit of memcpy where the src could be NULL in -rc5
looks really  suspicious.

Regards

Zdenek
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