Re: [gentoo-user] Re: kernel configuration problem -- genkernel: no irq handler; manual config: root filesystem could not be mounted r/w

[Bill Longman]

On 06/21/2010 10:20 PM, rocwhite168 wrote:
> Dale <rdalek1967 <at> gmail.com> writes:
>
>>
>> I notice you are using ext4 for the root partition file system.  Do you
>> have support for ext4 compiled in the kernel?  Not as a module but built
>> into the kernel?  Using modules is OK but things that it has to have to
>> get to the point where it can read the root partition and start loading
>> modules has to be built in, unless you want to go to the additional
>> effort to use a initrd.
>>
>> Dale
>>
>
> Yes, it's built-in. I have attached a copy of my kernel config file in the
> original post.

I'll bet you don't have HUGETLBFS turned on in your kernel. It's
required for ext4.