[CentOS] Kernel build on i386 and nohighmem forbidden?

Jim Perrin wrote:
>> If I wanted to report a bug, would I have to report it upstream?
> 
> Yes, but I don't know how much support it would get, as they don't
> support custom kernels. Unless your bug impacts something else they
> need to patch, I'm not sure they'd care.

Thanks for your help.