Question on initrd and initramfs

Mulyadi Santosa mulyadi.santosa at
Sun Sep 30 04:01:14 EDT 2012

Hi Tobi...

On Sun, Sep 30, 2012 at 1:10 AM, Tobias Boege <tobias at> wrote:
> Have you read Documentation/filesystems/ramfs-rootfs-initramfs.txt? I didn't
> but there are some eye-catching statements:
> 1. initramfs becomes a rootfs (l. 86)
> 2. rootfs is a special instance of ramfs (l. 73)
> 3. ramfs cannot be turned off (l. 29ff)
> This means that initramfs cannot be turned off.
> 4. initramfs is a gzipped cpio archive and contained within the kernel
>    (l. 85) and so is the cpio extractor code (l. 166f)
> 5. initramfs is automatically loaded as rootfs (l. 86)

Interesting catch, Tobi..... for sure sometimes I am too lazy to read
the documentation.


Mulyadi Santosa
Freelance Linux trainer and consultant


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