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SubjectRe: [PATCH] initramfs
Date
Followup to:  <1744hw-0EYlYuC@fwd01.sul.t-online.com>
By author: "ChristianK."@t-online.de (Christian Koenig)
In newsgroup: linux.dev.kernel
>
> I have tried to implement the "initramfs buffer spec -- third draft" by hpa
> and Al Viro.
>
> It isn't complete yet, because off the following unresolved topics:
> 1. For the moment it only supports files,dirs and symlinks.
> 2. It still needs the "RAM disk" and "initrd" support compiled in the Kernel.
> 3. I haven't tried to support hardlinks.
> 4. Since i use the ramdisk for decompression the cpio image must be a
> multiple of BLOCK_SIZE bytes.
> 5. The cpio crc field is ignored.
>
> I have done this only for testing if the "initramfs buffer spec -- third
> draft" suffers all requirements. And to give a starting point for
> implementing this. The patch works for linux 2.5.9 - 2.5.13.
>
> The only problem i found is that after a "TRAILER!!!" cpio (per default)
> align on a 512 bytes boundary, not 4 bytes.

This is consistent with the spec. It isn't *required* by the spec,
but a data generator is free to add arbitrary amounts of zero-padding.

-hpa
--
<hpa@transmeta.com> at work, <hpa@zytor.com> in private!
"Unix gives you enough rope to shoot yourself in the foot."
http://www.zytor.com/~hpa/puzzle.txt <amsp@zytor.com>
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