On Sun, 2011-10-16 at 18:15 -0700, Andres Salomon wrote:
> Currently jffs2 has compile-time constants (and .config options)
> controlling whether or not the various compression/decompression
> drivers are built in and enabled. This is fine for embedded
> systems, but it clashes with distribution kernels. Distro kernels
> tend to turn on everything; this causes OpenFirmware to fall
> over, as it understands ZLIB-compressed inodes. Booting a kernel
> that has LZO compression enabled, writing to the boot partition,
> and then rebooting causes OFW to fail to read the kernel from
> the filesystem. This is because LZO compression has priority
> when writing new data to jffs2, if LZO is enabled.
>
> This patch adds mount option parsing, and a single supported
> option ("compr=none"). This adds the flexibility of being
> able to specify which compressor overrides on a per-superblock
> basis. For now, we can simply disable compression;
> additional flexibility coming soon.
Pushed both to l2-mtd-2.6.git, thanks!
--
Best Regards,
Artem Bityutskiy
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