linux-kernel - Re: [BUG] 2.6.29-rc6-2450cf in scsi_lib.c (was: Large amount of scsi-sgpool)objects

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Message-ID: <20090305104159.GE32407@elte.hu>
Date:	Thu, 5 Mar 2009 11:41:59 +0100
From:	Ingo Molnar <mingo@...e.hu>
To:	Jens Axboe <jens.axboe@...cle.com>
Cc:	FUJITA Tomonori <fujita.tomonori@....ntt.co.jp>,
	tglx@...utronix.de, James.Bottomley@...senPartnership.com,
	jengelh@...ozas.de, bharrosh@...asas.com,
	linux-scsi@...r.kernel.org, linux-kernel@...r.kernel.org,
	linux-ide@...r.kernel.org
Subject: Re: [BUG] 2.6.29-rc6-2450cf in scsi_lib.c (was: Large amount of
	scsi-sgpool)objects


* Jens Axboe <jens.axboe@...cle.com> wrote:

> > > Totally untested, comments welcome...
> > 
> > Yeah, I think that updating bi_seg_front_size and 
> > bi_seg_back_size at one place, __blk_recalc_rq_segments, is 
> > better. I thought about the same way. But we are already in 
> > -rc7 and this must go into mainline now. So I chose a 
> > less-intrusive way (similar to what we have done in the 
> > past).
> > 
> > As you know, the merging code is really complicated and we 
> > could overlook stuff easily. ;) It might be better to 
> > simplify the merging code a bit.
> 
> If someone (Ingo?) is willing to test the last variant, I'd 
> much rather add that. It does simplify it (imho), and it kills 
> 23 lines while only adding 9. But a quick response would be 
> nice, then I can ask Linus to pull it later today.

sure, can give it a whirl.

Note that your patch in this thread does no apply cleanly. Could 
you please send a pull request of your latest fixes that i could 
pull into tip:out-of-tree for testing purposes?

	Ingo
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