Re: 5.5 x86_64 live cd

[cybernet <cybernet2u@xxxxxxxxx>]

ok, then i'm really sorry for informing you wrong

anyway 

since we started a kernel talk 

why CentOS has and old but stable kernel ?

From: Rob Kampen <rkampen@xxxxxxxxxxxxxxxxx>
To: CentOS mailing list <centos@xxxxxxxxxx>
Cc:
Sent: Thursday, December 9, 2010 3:15:58 PM
Subject: Re: 5.5 x86_64 live cd

cybernet wrote:
> A preliminary development version of ext4 was included in version 2.6.19^[4] <http://en.wikipedia.org/wiki/Ext4#cite_note-3>  of the Linux kernel <http://en.wikipedia.org/wiki/Linux_kernel>. On 11 October 2008, the patches that mark ext4 as stable code were merged in the Linux 2.6.28 source code repositories,^[5] <http://en.wikipedia.org/wiki/Ext4#cite_note-4>  denoting the end of the development phase and recommending ext4 adoption. Kernel 2.6.28, containing the ext4 filesystem, was finally released on 25 December 2008
>
> http://en.wikipedia.org/wiki/Ext4
>
> CentOS5.5 has the 2.6.18.* kernel so doesn't support ext4
WRONG - please look at the CentOS/Redhat release notes - it was back ported - this is why we use this distro.
>
> *From:* Jason Pyeron <jpyeron@xxxxxxxx>
> *To:* 'CentOS mailing list' <centos@xxxxxxxxxx>
> *Cc:*
> *Sent:* Thursday, December 9, 2010 9:38:20 AM
> *Subject:* 5.5 x86_64 live cd
>
> In the bang head and repeat mode here.
>
> The live usb partition is /dev/sda1
>
> Reboot / power on
> It auto mounts the /dev/sda2 as ext4 on /mnt/disc/sda2
> $ umount /mnt/disc/sda2
> $ mkdir /root/foo
> $ mke2fs /dev/sda2
> $ mount /dev/sda2 /root/foo
> Kernel panic
>
> Snip from the kernel panic:
> ??????
> list_del+0xb/0x71
> cache_alloc_refill+0xf1/0x186
> ext2_fill_super+0x0/0xa37
> ....
> system_call+0x7e/0x83
>
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