Re: PATCH/RFC: fix 2.5.20 ramdisk

From: Jens Axboe (axboe@suse.de)
Date: Tue Jun 04 2002 - 03:35:25 EST


On Mon, Jun 03 2002, Russell King wrote:
> 2.5.20 seems to be incapable of executing binaries in a ramdisk-based
> root filesystem. The ramdisk in question is an ext2fs, with a 1K
> block size loaded via the compressed ramdisk loader in do_mounts().
>
> It appears that, in the case of a 1K block sized filesystem, we attempt
> to read two 512-byte sectors into a BIO vector. The first one is copied
> into the first 512 bytes. The second sector, however, is copied over
> the first 512 bytes. Obviously not what we really want.
>
> Here is _a_ patch which solves this for me, which may not be correct.
> Jens?

Looks good.

-- 
Jens Axboe

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