> -----Original Message----- > From: Chris Mason [mailto:c...@fb.com] > Sent: Thursday, April 24, 2014 3:36 PM > To: Marc MERLIN; Пламен Петров > Cc: linux-btrfs@vger.kernel.org > Subject: Re: Can anyone boot a system using btrfs root with linux 3.14 or > newer? > > > > On 04/24/2014 08:34 AM, Chris Mason wrote: > > > > > > On 04/23/2014 04:58 PM, Marc MERLIN wrote: > >> On Wed, Apr 23, 2014 at 10:37:44PM +0300, Пламен Петров wrote: > >>>> So now, we're kind of guessing. To save us all time, could you > >>>> capture a serial console boot from the running 3.13 and then the > >>>> failing 3.14. > >>> > >>> Well, for the details - see for example here: > >>> https://bugzilla.kernel.org/attachment.cgi?id=133111 > >>> how does a 3.14.1 built the way described earlier fails. > >> > >> Thanks, that helps. > >> Except, now I'm perplexed. > >> > >> It indeed shows btrfs loaded and your block device being detected. > >> However it does not show a btrfs mount error. > > > > The mount error is popping up after the printk about not being able to > > find root. Add rootwait to the command line. > > Sorry, that's almost but not quite what I meant to say. The device detection > message is popping up after the printk about not being able to find root. Add > rootwait to the command line. > > In other words, the mount is failing before the root device is detected. > rootwait will make us wait (forever) instead of failing. > > -chris
Today I managed to try adding rootwait to the kernel commandline - the kernel panic with it in place, too. --------------------------------- Plamen Petrov -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
