From: Andi Kleen <andi@firstfloor.org>
To: Andreas Dilger <adilger@sun.com>
Cc: Alexey Salmin <alexey.salmin@gmail.com>,
Theodore Tso <tytso@mit.edu>,
linux-ext4@vger.kernel.org
Subject: Re: Maximum filename length
Date: Sun, 23 Nov 2008 23:15:35 +0100 [thread overview]
Message-ID: <87abbqhywo.fsf@basil.nowhere.org> (raw)
In-Reply-To: <20081122233618.GR3186@webber.adilger.int> (Andreas Dilger's message of "Sat, 22 Nov 2008 17:36:18 -0600")
Andreas Dilger <adilger@sun.com> writes:
>
> #define EXT4_FT_ENTRY_3 0x80 /* file_type for dir_entry_3 */
> #define EXT4_FT_MASK 0x0f /* EXT4_FT_* mask */
> #define EXT4_INODE_MASK 0x00ffffffffffffff /* 48-bit inode number mask */
> #define EXT4_NAME_LEN3 1012
>
> struct ext4_dir_entry_3 {
> __le64 inode; /* High byte holds file_type */
> __le16 rec_len;
> __le16 name_len;
The new format should also reserve space for a checksum. Adding that
would be actually a reasonable practical improvement for everyone.
> char name[EXT4_NAME_LEN3];
-Andi
--
ak@linux.intel.com
prev parent reply other threads:[~2008-11-23 22:15 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-11-21 12:51 Maximum filename length Alexey Salmin
2008-11-21 22:32 ` Theodore Tso
2008-11-22 2:50 ` rae l
2008-11-23 3:08 ` Theodore Tso
2008-11-22 18:48 ` Alexey Salmin
2008-11-22 23:36 ` Andreas Dilger
2008-11-23 22:15 ` Andi Kleen [this message]
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