linux-ext4 - Re: [PATCH -V2 3/5] ext4: Fix the race between read_block_bitmap and mark_diskspace

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Message-ID: <20081124164300.GD8462@skywalker>
Date:	Mon, 24 Nov 2008 22:13:00 +0530
From:	"Aneesh Kumar K.V" <aneesh.kumar@...ux.vnet.ibm.com>
To:	Alex Zhuravlev <Alex.Zhuravlev@....COM>
Cc:	Theodore Tso <tytso@....EDU>, cmm@...ibm.com, sandeen@...hat.com,
	linux-ext4@...r.kernel.org
Subject: Re: [PATCH -V2 3/5] ext4: Fix the race between read_block_bitmap
	and mark_diskspace_used

On Mon, Nov 24, 2008 at 07:36:49PM +0300, Alex Zhuravlev wrote:
> Aneesh Kumar K.V wrote:
>> Ok the changes was not done for this purpose. I need to make sure we
>> update bitmap and clear group_desc uninit flag after taking sb_bgl_lock
>> That means when we claim blocks we can't use mb_set_bits with
>> sb_bgl_lock because we would already be holding it. How about the below
>> change
>
> may I have a look at the original patch?

http://patchwork.ozlabs.org/patch/10065/

-aneesh
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