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Date: Thu, 04 Jan 2007 16:14:42 -0800 From: Auke Kok <sofar@...-projects.org> To: Akula2 <akula2.shark@...il.com> CC: linux-kernel@...r.kernel.org Subject: Re: Multi kernel tree support on the same distro? Akula2 wrote: > Hello All, > > I am looking to use multiple kernel trees on the same distro. Example:- > > 2.6.19.1 for - software/tools development > 2.4.34 for - embedded systems development. > > I do know that 2.6 supports embedded in a big way....but still > requirement demands to work with such boards as an example:- > > http://www.embeddedarm.com/linux/ARM.htm > > My question is HOW-TO enable a distro with multi kernel trees? > Presently am using Fedora Core 5/6 for much of the development > activities (Cell BE SDK related at Labs). > > Any hints/suggestions would be a great leap for me to do this on my own. this is really no big problem (as in: works OOTB), except that if you want to boot & run both kernels on the same (rootfs) installation, you will need to create wrappers around modutils and module-init-tools, as well as udev/devfs, or whichever device file system you prefer to use for each kernel. There are a few minor other details but none really shocking. We've done this for "our" source distro, and it works just fine. Cheers, Auke - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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