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Re: what features are required in Fedora kernel



Steve Grubb píše v Pá 04. 09. 2009 v 14:41 -0400:
> On Friday 04 September 2009 02:17:10 pm Dan Horák wrote:
> > I am building kernels for some ARM based devices that use Fedora/ARM as
> > user-land. 
> 
> Glad to see someone else looking at the ARM kernel.
> 
> 
> > These devices are usually very limited in the size of kernel
> > that can be stored in their flash memories (like 2MB kernel, 4MB
> > ramdisk). So I would like to know what kernel features make a "Fedora
> > kernel", what are the MUST HAVE features?
> 
> Maybe some usb devices. Which ones...I don't know. :)

USB support is built as modular so I can enable all :-)

> > Now I have those on my list
> > - audit
> 
> Note that the audit system on ARM is dysfunctional. No one has ever taken the 
> time to write the requisite code in arch/arm/kernel/ptrace.c to call 
> audit_syscall_entry(). Without that code upstream (or as a patch), the audit 
> system is limited to user space originating events. I don't know if SE Linux 
> AVC's are affected by the audit system not having its hands on a lot of 
> information during the syscall.

good to know

> > - SELinux
> > - IPv6
> > - Netfilter for both IPv4 and IPv6
> 
> Netfilter is needed badly on that arch since the default system image has a 
> mail server listening to the public IP address and running as root. Iptables 
> is needed to block this access.

I have uploaded my kernel + modules, see
https://www.redhat.com/archives/fedora-arm/2009-September/msg00006.html
for details.


		Dan


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