Re: Time to deprecate old RAID formats?

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On Fri, Oct 26, 2007 at 11:54:18AM +0200, Luca Berra wrote:

> but the fix is easy.
> remove the partition detection code from the kernel and start working on
> a smart userspace replacement for device detection. we already have
> vol_id from udev and blkid from ext3 which support detection of many
> device formats.

You got the ordering wrong. You should get userspace support ready and
accepted _first_, and then you can start the
flamew^H^H^H^H^H^Hdiscussion to make the in-kernel partitioning code
configurable. But even if you have the perfect userspace solution ready
today, removing partitioning support from the kernel is a pretty
invasive ABI change so it will take many years if it ever happens at
all.

I saw the "let's move partition detection to user space" argument
several times on l-k in the past years but it never gained support...
So if you want to make it happen, stop talking and start coding, and
persuade all major distros to accept your changes. _Then_ you can start
arguing to remove partition detection from the kernel, and even then it
won't be easy.

Gabor

-- 
     ---------------------------------------------------------
     MTA SZTAKI Computer and Automation Research Institute
                Hungarian Academy of Sciences
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