Gentoo Archives: gentoo-amd64

From: Raffaele BELARDI <raffaele.belardi@××.com>
To: gentoo-amd64@l.g.o
Subject: Re: [gentoo-amd64] Re: boot Gentoo from USB key
Date: Tue, 06 May 2008 13:10:00
Message-Id: 1210079881.6197.36.camel@ws2912.agr.st.com
In Reply to: Re: [gentoo-amd64] Re: boot Gentoo from USB key by Raffaele BELARDI
1 On Mon, 2008-05-05 at 10:38 +0200, Raffaele Belardi wrote:
2 > On Fri, 2008-05-02 at 11:33 -0400, Drake Donahue wrote:
3 > > >
4 > > > If I'm correct you're running into the ext3 large inode issue. Briefly,
5 > > > old versions used 128 byte inodes, while newer versions use 256 byte
6 > > > inodes by default, in ordered to be ready for the improvements coming in
7 > > > ext4. The problem is that legacy grub doesn't support the larger inodes,
8 > > > and isn't being developed any longer so that isn't going to change, while
9 > > > new grub isn't even scheduled for format compatibility stability until
10 > > > late this year!
11 > > >
12 >
13 > > An interesting find. Were the inodes for ext2 also defaulted to 256 or only
14 > > those for ext3? This question relevant as Raffaele only talked about using
15 > > ext2 and vfat partitions on the pen drive. In a quick search I found no
16 > > indications. If ext2 inode structure was also changed much more should be
17 > > heard about this.
18 > >
19 >
20 > I confirm that by default mkfs.ext2 created 256 byte inodes so I'm
21 > positive about Duncan's suggestion. I'll try to re-create the partition
22 > forcing inode size to 128. I'm using stable amd64 system, updated a
23 > couple of weeks ago.
24
25 I confirm that passing -I 128 to mkfs.ext2 fixes the problem, now grub
26 finds the stage files and installs happily on the ext2 partition.
27
28 thanks again,
29
30 raf
31
32 --
33 gentoo-amd64@l.g.o mailing list

Replies

Subject Author
[gentoo-amd64] Re: boot Gentoo from USB key Duncan <1i5t5.duncan@×××.net>