linux-kernel - Re: [PATCHSET 1/3 blk-for-2.6.28] block: misc fixes and improvements

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Date:	Mon, 25 Aug 2008 16:58:41 +0200
From:	Jens Axboe <jens.axboe@...cle.com>
To:	Greg KH <gregkh@...e.de>
Cc:	Tejun Heo <tj@...nel.org>, Abdel Benamrouche <draconux@...il.com>,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCHSET 1/3 blk-for-2.6.28] block: misc fixes and  improvements

On Mon, Aug 25 2008, Greg KH wrote:
> On Mon, Aug 25, 2008 at 06:15:35PM +0900, Tejun Heo wrote:
> > Hello,
> > 
> > This patchset contains the following five patches containing misc
> > fixes and improvements.
> > 
> >   0001-block-fix-partition-info-printouts.patch
> >   0002-block-don-t-grab-block_class_lock-unnecessarily.patch
> >   0003-block-use-class_dev_iterator-instead-of-class_for_e.patch
> >   0004-block-allow-deleting-zero-length-partition.patch
> >   0005-block-update-add_partition-error-handling.patch
> > 
> > Recent block_class iteration updates 5c6f35c5..27f3025 introduced a
> > few bugs and trivial user visible behavior change.  0001-0003 update
> > those issues and simplify related code using new class iterator.
> 
> The bugs should now be fixed in Linus's tree due to a fix from Kay,
> right?
> 
> The user visable behavior change, I missed that, sorry, that is a
> regression, do you think it's a big deal to fix in 2.6.27?
> 
> > 0004 fixes deletion of zero sized partitions.
> > 
> > d805dda4 tried to fix error handling path in add_partition() but had a
> > few problems.  0005 fixes those and moves busy partition check into
> > add_partition().
> > 
> > This patchset is against
> > 
> >   blk-for-2.6.28 (9abd7c437c02e7448fb1d2d3cfc0b9c1ab77cf2d)
> > + [1] klist-dont-iterate-over-deleted-entries
> > + [2] use-klist-for-class-device-list-and-implement-iterator
> > 
> > and available in the following git tree.
> > 
> >   http://git.kernel.org/?p=linux/kernel/git/tj/misc.git;a=shortlog;h=block-misc-fixes
> >   git://git.kernel.org/pub/scm/linux/kernel/git/tj/misc.git block-misc-fixes
> > 
> > with the following combined diffstat
> 
> I have no problem taking all of these patches as I did this original
> work and don't want to burden Jens with this.  Also, I'd like to work
> off of the klist changes and class changes as that can be used in other
> work that I want to do in the driver core.
> 
> Jens any objection to me taking them?  Do you also have changes in this
> area that this needs to be merged with?

It's actually easier for me to include them. Apart from a potential
clash in linux-next there, there shouldn't be any problem in that.

-- 
Jens Axboe

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