linux-ext4 - Re: [RFC][PATCH 2/12] add new macro EXT2_DESC_PER

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Message-ID: <20070611232306.GG5181@schatzie.adilger.int>
Date:	Mon, 11 Jun 2007 17:23:06 -0600
From:	Andreas Dilger <adilger@...sterfs.com>
To:	Valerie Clement <valerie.clement@...l.net>
Cc:	Theodore Tso <tytso@....edu>,
	ext4 development <linux-ext4@...r.kernel.org>
Subject: Re: [RFC][PATCH 2/12] add new macro EXT2_DESC_PER_BLOCK in e2fsprogs

On Jun 11, 2007  18:42 +0200, Valerie Clement wrote:
> +#define EXT2_DESC_PER_BLOCK(s)		(EXT2_BLOCK_SIZE(s) / \
> +	((EXT2_SB(s)->s_feature_incompat & EXT4_FEATURE_INCOMPAT_64BIT) ? \
> +	 sizeof(struct ext4_group_desc) : sizeof(struct ext2_group_desc)))

This should actually use s_desc_size and not "sizeof(struct ext4_group_desc)",
as we may want to increase the size of s_desc_size for some other reason in
the future.

Cheers, Andreas
--
Andreas Dilger
Principal Software Engineer
Cluster File Systems, Inc.

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