[LinuxBIOS] how to use ramdisk as rootfs
zhu shi song
zhushisongzhu at yahoo.com
Tue Jul 11 11:44:32 CEST 2006
My existing rootfs is some obsolete for kernel2.6.
Where can I get initrd with little footprint suitable
for kernel 2.6 diskless boot? Now I'm testing my old
rootfs using initrd as ramdisk rootfs.
--- "Eric W. Biederman" <ebiederman at lnxi.com> wrote:
> Ronald G Minnich <rminnich at lanl.gov> writes:
> > Richard Smith wrote:
> >>>support linux-2.6 kernel. Can I convert my
> >>>file to cpio format as initramfs and make kernel
> >>>uncompress it and mount it as rootfs on ramdisk
> >>>automatically? I'm not so familiar with either
> >>>or initramfs, where can I find more and clear
> >>>about these topics?
> >> There is a little bit of info about initramfs in
> the kernel tree.
> > I don't recommend initramfs -- just make a cpio
> initrd. Current
> > initramfs support is bug-ridden.
> To be clear a cpio format initrd is referred to as
> an initramfs. There
> are no real implementation differences between the
> in kernel and
> initrd styles the only question is where does the
> cpio archive come
> from, and how is the cpio archive built.
> Since the in kernel cpio archive builder has issues
> it does make sense
> to avoid it.
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