Gentoo Archives: gentoo-user

From: Xi Shen <davidshen84@××××××××××.com>
To: gentoo-user@l.g.o
Subject: Re: [gentoo-user] openvz kernel and ext4
Date: Fri, 16 Jul 2010 01:01:24
Message-Id: AANLkTin2NwKmUVmhJ5ygUxeehdG4EMkUeJGVs3PkcTXW@mail.gmail.com
In Reply to: Re: [gentoo-user] openvz kernel and ext4 by Kyle Bader
1 from http://gentoo-portage.com/sys-kernel/openvz-sources, i see that
2 openvz-sources-2.6.27.6.1 is already the latest stable version, and
3 the other 2 newer versions are hard masked.
4
5 does anybody know how stable these masked version are?
6
7
8 On Fri, Jul 16, 2010 at 12:48 AM, Kyle Bader <kyle.bader@×××××.com> wrote:
9 > Ext4 was very new around 2.6.27,. The kenel is likely refusing to
10 > mount the filesystem because the kernel driver is experimental (old)
11 > and the filesystem was created when a different kernel was loaded (non
12 > experimental ext4).  Using the old driver could compromise the
13 > integrity so the kernel refuses.  You might have better luck with a
14 > more recent kernel.
15 >
16 > On 7/15/10, Xi Shen <davidshen84@××××××××××.com> wrote:
17 >> sure, i do not need ext4dev, i want to use ext4 only. but i did not
18 >> find a compile option for ext4, i only find a option for ext4dev/ext4.
19 >>
20 >> the openvz i emerged is 2.6.27.6.1, which is the latest stable
21 >> version. is it too old? should i try newer unstable version?
22 >>
23 >>
24 >> On Thu, Jul 15, 2010 at 7:40 PM, Albert Hopkins <marduk@×××××××××××.org>
25 >> wrote:
26 >>> On Thu, 2010-07-15 at 19:34 +0800, Xi Shen wrote:
27 >>>> i emerged the openvz kernel, and compiled the kernel with ext4dev/ext4
28 >>>> file system support. but when i tried to boot my system, i got a
29 >>>> kernel panic. it says cannot mount my ext4 root, because it is not
30 >>>> marked ok to use with test code.
31 >>>>
32 >>>> my root is at a ext4 file system, and i think the ext4dev/ext4 kernel
33 >>>> compile option would allow me to use both ext4 and ext4dev features,
34 >>>> am i wrong?
35 >>>>
36 >>>> i do not want to use ext4dev on my root, neither do i want to
37 >>>> downgrade to ext3. is there a way to fix this?
38 >>>
39 >>> You don't need ext4dev.  ext4dev is old and, unless you've used it
40 >>> before, there's no need to use it today.  I'm guessing that's giving you
41 >>> that error (that's an old error).  It's easy to fix though (do a Google
42 >>> search for the error).  But it should not even occur if you've never
43 >>> used ext4dev, IIRC.
44 >>>
45 >>> -a
46 >>>
47 >>>
48 >>>
49 >>>
50 >>
51 >>
52 >>
53 >> --
54 >> Best Regards,
55 >> Xi Shen (David)
56 >>
57 >> http://twitter.com/davidshen84/
58 >>
59 >>
60 >
61 > --
62 > Sent from my mobile device
63 >
64 >
65 > Kyle
66 >
67 >
68
69
70
71 --
72 Best Regards,
73 Xi Shen (David)
74
75 http://twitter.com/davidshen84/