Re: "Enhanced" MD code avaible for review

From: Jeff Garzik
Date: Wed Mar 17 2004 - 15:04:54 EST


Christoph Hellwig wrote:
On Wed, Mar 17, 2004 at 02:18:25PM -0500, Jeff Garzik wrote:

o Allow fully pluggable meta-data modules

yep, needed


Well, this is pretty much the EVMS route we all heavily argued against.
Most of the metadata shouldn't be visible in the kernel at all.

_some_ metadata is required at runtime, and must be in the kernel. I agree that a lot of configuration doesn't necessarily need to be in the kernel. But stuff like bad sector and event logs, and other bits are still needed at runtime.


o Improve the ability of MD to auto-configure arrays.

hmmmm. Maybe in my language this means "improve ability for low-level drivers to communicate RAID support to upper layers"?


I think he's talking about the deprecated raid autorun feature. Again
something that is completely misplaced in the kernel. (ågain EVMS light)

Indeed, but I'll let him and the code illuminate the meaning :)

Jeff



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