Is it possible to use a stream for initrd=
Baoquan He
bhe at redhat.com
Wed Feb 9 01:28:42 PST 2022
On 02/09/22 at 10:16am, Tobias Powalowski wrote:
> Hi,
> I have a tmp directory with all files placed in:
> find . -mindepth 1 -printf '%P\0' | sort -z | LANG=C bsdtar --uid 0
> --gid 0 --null -cnf - -T - |\
> LANG=C bsdtar --null -cf - --format=newc @- | zstd -T0 > /initrd.img
>
> and this initrd.img I want to write into kexec without creating the initrd file.
>
> kexec -l /vmlinuz-linux --initrd=/initrd.img --reuse-cmdline
> systemctl kexec
See manpage of kexec, the EXAMPLE part:
kexec -l /boot/vmlinux --initrd=/boot/initrd --reuse-cmdline
kexec -e
More information about the kexec
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