linux-ext4 - Re: [PATCH] ext4: ext4_find_next_zero_bit needs an aligned address on some arch

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Message-ID: <47BC3E14.4050708@redhat.com>
Date:	Wed, 20 Feb 2008 08:49:56 -0600
From:	Eric Sandeen <sandeen@...hat.com>
To:	"Aneesh Kumar K.V" <aneesh.kumar@...ux.vnet.ibm.com>
CC:	tytso@....edu, cmm@...ibm.com, linux-ext4@...r.kernel.org
Subject: Re: [PATCH] ext4: ext4_find_next_zero_bit needs an aligned address
 on some arch

Aneesh Kumar K.V wrote:
> ext4_find_next_zero_bit and ext4_find_next_bit needs a long aligned
> address on x8_64. Add mb_find_next_zero_bit and mb_find_next_bit
> and use them in the mballoc.
> 
> Fix: https://bugzilla.redhat.com/show_bug.cgi?id=433286
> 
> Eric Sandeen debugged the problem and suggested the fix.

Also, Ted & Mingming: we probably should get this into 2.6.25; at least
w/ the way the Fedora kernel is configured, ext4 is pretty much DOA w/o
this change.  I'm not sure why it started showing up now, but it is, in
a big way. :)

Thanks,
-Eric
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