Re: Failover root devices

From: Richard Weinberger
Date: Thu Sep 17 2015 - 13:52:42 EST


Am 17.09.2015 um 19:49 schrieb Drew DeVault:
>> I really don't see why we need this feature in-kernel as it can be
>> done perfectly fine
>> in userspace. Every non-trivial system needs an initramfs anyway these days.
>
> Most initramfs systems will parse the root= line of your kernel command line and use it to remount root. The kernel seems like the best place to establish this, since the various
> initramfs solutions will implement the same format just to support parsing the kernel command line correctly. I mean, maybe that's not enough to justify putting it in the kernel,
> but that's why I see the kernel as the appropriate place to implement this feature.

Better send a patch to dracut folks. :-)
Major distros use it and if the feature is nice other initramfs implementations will adopt it too.

Thanks,
//richard

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