On Thu, Apr 05, 2007 at 02:34:39PM +0200, Krzysztof Halasa wrote:
> First problem: initramfs is unpacked way before console drivers
> are initialized, so you aren't going to see the panic():
>
> init/initramfs.c:static int __init populate_rootfs(void)
> ...
> printk(KERN_INFO "Unpacking initramfs...");
> err = unpack_to_rootfs((char *)initrd_start,
> initrd_end - initrd_start, 0);
> if (err)
> panic(err);
> ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
> printk(" done\n");
> free_initrd();
>
> I wonder why is initramfs unpacked that early, before most drivers?
> I'd expect it much later in the boot sequence, just before userspace
> and initial devices (/dev/console etc) are needed. Should it be moved
> there? populate_rootfs() unpacks both builtin and external initramfs.
Nope. The point is to have it as early as possible, so that we had more
or less normal environment when drivers, etc. are being initialized.
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