[CentOS] Recompiling the Kernel for CentOS 6.5

Johnny Hughes johnny at centos.org
Fri Mar 28 21:14:33 UTC 2014


On 03/28/2014 04:06 PM, Johnny Hughes wrote:
> On 03/28/2014 01:36 PM, Akemi Yagi wrote:
>> On Fri, Mar 28, 2014 at 11:27 AM, Saket Sinha <saket.sinha89 at gmail.com> wrote:
>>
>>> It was pointed out the CentOS-devel mailing list the below link-
>>> http://wiki.centos.org/HowTos/Custom_Kernel
>>>
>>> which allows me to create a rpm for my customized kernel and install it.
>>>
>>> Now my question is there no method where in I can apply a kernel
>>> source tree from kernel.org(maybe 3,x version) and install it on
>>> Centos ?
>> No problem. Just use kernel-ml/lt from ELRepo:
>>
>> http://elrepo.org/tiki/kernel-ml
>> http://elrepo.org/tiki/kernel-lt
>>
>> Akemi
> I would point out that I have personally been using kernel-ml on all my
> main CentOS-6 workstations for months (maybe even years :D) without
> major problems.
>
> The only issue I have ever really had was getting the NVIDIA drivers to
> compile post 3.13.x:
>
> http://centosnow.blogspot.com/2014/02/kernel-ml-nvidia-drivers-and-313x-kernel.html
>
> You might also need a newer acpi .. check the known issues here:
>
> http://elrepo.org/tiki/kernel-ml
>
> But, on both my ThinkPad T520 and Dell M4500N laptops, the kernel-ml
> works great for me. 
>

One last thing if using a kernel named anything other than kernel ...

edit the file /etc/sysconfig/kernel and find:

DEFAULTKERNEL=kernel

and change it to:

DEFAULTKERNEL=kernel-ml

if you want the system to automatically enable the new kernel-ml upon
install (in /boot/grub/grub.conf)



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