linux-kernel - Re: revert "config FS_JOURNAL

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Date:	Thu, 17 Dec 2009 12:09:20 -0800
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Alexey Dobriyan <adobriyan@...il.com>
Cc:	torvalds@...ux-foundation.org, h-shimamoto@...jp.nec.com,
	linux-fsdevel <linux-fsdevel@...r.kernel.org>,
	linux-kernel@...r.kernel.org
Subject: Re: revert "config FS_JOURNAL_INFO"

On Thu, 17 Dec 2009 10:31:52 +0200
Alexey Dobriyan <adobriyan@...il.com> wrote:

> Can we please revert commit e4c570c4cb7a95dbfafa3d016d2739bf3fdfe319
> "task_struct: make journal_info conditional"
> 
> I think I gave a good enough arguments to not merge it.
> To iterate:
> * patch makes impossible to start using ext3 on EXT3_FS=n kernels
> without reboot.
> * this is done only for one pointer on task_struct
> 
> None of config options which define task_struct are tristate directly
> or effectively.
> 
> There are other examples where we don't do this:
> * quota stuff on superblock aren't ifdeffed because of modular XFS
> with quota support.
> * exports operations and  s_anon for NFS
> and so on

Confused.  I "dropped" that patch when you pointed out the problem then
forgot about it.

Maybe I dropped something else by accident.  argh.

I agree - I'll queue a revert.


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