linux-ext4 - Re: [PATCH 2/2 v3] ext4: introduce ext4_get_group

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Message-ID: <20130401012417.GB3494@thunk.org>
Date:	Sun, 31 Mar 2013 21:24:17 -0400
From:	Theodore Ts'o <tytso@....edu>
To:	Lukas Czerner <lczerner@...hat.com>
Cc:	linux-ext4@...r.kernel.org
Subject: Re: [PATCH 2/2 v3] ext4: introduce ext4_get_group_number()

On Wed, Mar 27, 2013 at 04:35:41PM +0100, Lukas Czerner wrote:
> Currently on many places in ext4 we're using
> ext4_get_group_no_and_offset() even though we're only interested in
> knowing the block group of the particular block, not the offset within
> the block group so we can use more efficient way to compute block group.
> 
> This patch introduces ext4_get_group_number() which computes block group
> for a given block much more efficiently. Use this function instead of
> ext4_get_group_no_and_offset() everywhere where we're only interested in
> knowing the block group.
> 
> Signed-off-by: Lukas Czerner <lczerner@...hat.com>

Thanks, applied.

					- Ted
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