Re: Failover root devices

From	Richard Weinberger <richard@nod.at>
Newsgroups	linux.kernel
Subject	Re: Failover root devices
Date	2015-09-17 20:00 +0200
Message-ID	<q9LDs-2vw-13@gated-at.bofh.it> (permalink)
References	<q9FRq-2rZ-41@gated-at.bofh.it> <q9G13-2Dx-5@gated-at.bofh.it> <q9LtM-2jP-25@gated-at.bofh.it> <q9LtN-2jP-27@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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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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Thread

Re: Failover root devices Ortwin Glück <odi@odi.ch> - 2015-09-17 13:50 +0200
  Re: Failover root devices Drew DeVault <sir@cmpwn.com> - 2015-09-17 14:00 +0200
    Re: Failover root devices Richard Weinberger <richard.weinberger@gmail.com> - 2015-09-17 19:50 +0200
      Re: Failover root devices Drew DeVault <sir@cmpwn.com> - 2015-09-17 19:50 +0200
        Re: Failover root devices Richard Weinberger <richard@nod.at> - 2015-09-17 20:00 +0200
          Re: Failover root devices Drew DeVault <sir@cmpwn.com> - 2015-09-17 20:10 +0200
            Re: Failover root devices Richard Weinberger <richard@nod.at> - 2015-09-17 20:20 +0200
              Re: Failover root devices Drew DeVault <sir@cmpwn.com> - 2015-09-17 20:20 +0200
                Re: Failover root devices Richard Weinberger <richard@nod.at> - 2015-09-17 20:20 +0200
                Re: Failover root devices Drew DeVault <sir@cmpwn.com> - 2015-09-17 20:30 +0200
                Re: Failover root devices Drew DeVault <sir@cmpwn.com> - 2015-09-17 20:30 +0200
                Re: Failover root devices Ortwin Glück <odi@odi.ch> - 2015-09-18 17:00 +0200
                Re: Failover root devices Drew DeVault <sir@cmpwn.com> - 2015-09-18 17:10 +0200
                Re: Failover root devices Ortwin Glück <odi@odi.ch> - 2015-09-18 17:10 +0200
                Re: Failover root devices Austin S Hemmelgarn <ahferroin7@gmail.com> - 2015-09-18 17:40 +0200
                Re: Failover root devices Richard Weinberger <richard@nod.at> - 2015-09-17 20:30 +0200
              Re: Failover root devices Harald Hoyer <harald.hoyer@gmail.com> - 2015-09-17 20:30 +0200
                Re: Failover root devices Drew DeVault <sir@cmpwn.com> - 2015-09-17 20:30 +0200
                Re: Failover root devices Richard Weinberger <richard@nod.at> - 2015-09-17 20:40 +0200
                Re: Failover root devices Drew DeVault <sir@cmpwn.com> - 2015-09-17 20:40 +0200
                Re: Failover root devices Richard Weinberger <richard@nod.at> - 2015-09-17 20:50 +0200
                Re: Failover root devices Richard Weinberger <richard@nod.at> - 2015-09-17 20:30 +0200
      Re: Failover root devices Austin S Hemmelgarn <ahferroin7@gmail.com> - 2015-09-17 20:40 +0200
        Re: Failover root devices Richard Weinberger <richard@nod.at> - 2015-09-17 20:50 +0200
          Re: Failover root devices Austin S Hemmelgarn <ahferroin7@gmail.com> - 2015-09-18 16:50 +0200

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