From: "Iruatã Souza" <iru.muzgo@gmail.com>
To: Fans of the OS Plan 9 from Bell Labs <9fans@9fans.net>
Subject: Re: [9fans] Partition problems
Date: Thu, 24 Nov 2016 08:20:26 -0200 [thread overview]
Message-ID: <CABJnqBQb+v9c_Kkzo50tfb0mhcTSEAUh-sY3GGTYR=vLrws+Sw@mail.gmail.com> (raw)
In-Reply-To: <CAP9joagwUAjrfjPpmsFQaZZa=H1LFh4rhN-6AphQZ9KVudA7tw@mail.gmail.com>
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I forgot only mac os should be mentioned, sorry.
Em 23/11/2016 4:00 PM, "Sigrid Haflinadóttir" <
sigrid.haflinadottir@gmail.com> escreveu:
> He didn't ask about 9front.
>
> On Wed, Nov 23, 2016 at 4:13 PM, Iruatã Souza <iru.muzgo@gmail.com> wrote:
>
>> 9front solved that 5 years ago.
>>
>> On Mon, Nov 21, 2016 at 5:20 AM, <tlaronde@polynum.com> wrote:
>> > Hello,
>> >
>> > On Sun, Nov 20, 2016 at 11:07:03PM +0000, Steve Simon wrote:
>> >> Hi,
>> >>
>> >> I run a modified labs kernel with a few bits of 9atom to support my
>> atom
>> >> Motherboard.
>> >>
>> >> I have added an ssd to the mirrored disks in my plan9 server.
>> >> The initialisation of devfs fails without a helpful error message
>> (something I will sort out)
>> >>
>> >> However the source of the problem seems to be boot/parts.c which fails
>> to instantiate the last partition on my disks. This causes devfs to give up
>> rather than continuing to retry other partitions. My kernel then cannot
>> find its venti partition and dies with a panic.
>> >>
>> >> If I boot using a different partition structure I can bring up the
>> machine, and see that this one partition is indeed missing.
>> >>
>> >> If I run disk/prep on the disk and rewrite the partition table
>> unchanged, the missing partition appears.
>> >>
>> >> Anyone seen problems with the partition table generation code in
>> boot/part.c?
>> >> If not I will keep digging but I thought it was worth asking.
>> >
>> > I had a problem (and still have) with the plan9 program because the code
>> > rewrites the whole partition entry, recomputing the values of the start
>> > and so on even with partitions "untouched" rendering the machine
>> > unbootable because the starting block was not the correct one.
>> >
>> > I have never found neither the time nor the incentive to correct this
>> > part.
>> >
>> > I don't know if this has anything to do with your problem at hand.
>> >
>> > Best,
>> > --
>> > Thierry Laronde <tlaronde +AT+ polynum +dot+ com>
>> > http://www.kergis.com/
>> > Key fingerprint = 0FF7 E906 FBAF FE95 FD89 250D 52B1 AE95 6006 F40C
>> >
>>
>>
>
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prev parent reply other threads:[~2016-11-24 10:20 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-11-20 23:07 Steve Simon
2016-11-21 7:20 ` tlaronde
2016-11-23 15:13 ` Iruatã Souza
2016-11-23 17:58 ` Sigrid Haflinadóttir
2016-11-24 10:20 ` Iruatã Souza [this message]
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