From mboxrd@z Thu Jan 1 00:00:00 1970 MIME-Version: 1.0 In-Reply-To: References: <7D744C7D-CE33-43A3-B86D-2CA69662E1FE@quintile.net> <20161121072042.GA73@polynum.com> From: =?UTF-8?Q?Sigrid_Haflinad=C3=B3ttir?= Date: Wed, 23 Nov 2016 18:58:28 +0100 Message-ID: To: Fans of the OS Plan 9 from Bell Labs <9fans@9fans.net> Content-Type: multipart/alternative; boundary=001a1145e040e047c80541fba2d7 Subject: Re: [9fans] Partition problems Topicbox-Message-UUID: ad66010e-ead9-11e9-9d60-3106f5b1d025 --001a1145e040e047c80541fba2d7 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable He didn't ask about 9front. On Wed, Nov 23, 2016 at 4:13 PM, Iruat=C3=A3 Souza wr= ote: > 9front solved that 5 years ago. > > On Mon, Nov 21, 2016 at 5:20 AM, 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 at= om > >> 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 cod= e > > 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 > > http://www.kergis.com/ > > Key fingerprint =3D 0FF7 E906 FBAF FE95 FD89 250D 52B1 AE95 6006 F40C > > > > --001a1145e040e047c80541fba2d7 Content-Type: text/html; charset=UTF-8 Content-Transfer-Encoding: quoted-printable
He didn't ask about 9front.

On Wed, Nov 23, 2016 at 4:13 PM, Iruat= =C3=A3 Souza <iru.muzgo@gmail.com> wrote:
9front solved that 5 years ago.

On Mon, Nov 21, 2016 at 5:20 AM,=C2=A0 <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 m= y 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 f= ails to instantiate the last partition on my disks. This causes devfs to gi= ve up rather than continuing to retry other partitions. My kernel then cann= ot 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 unc= hanged, the missing partition appears.
>>
>> Anyone seen problems with the partition table generation code in b= oot/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 co= de
> rewrites the whole partition entry, recomputing the values of the star= t
> and so on even with partitions "untouched" rendering the mac= hine
> unbootable because the starting block was not the correct one.
>
> I have never found neither the time nor the incentive to correct this<= br> > part.
>
> I don't know if this has anything to do with your problem at hand.=
>
> Best,
> --
>=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0Thierry Laronde <tlaronde +AT+ pol= ynum +dot+ com>
>=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 = =C2=A0 http://www.kergis.com/
> Key fingerprint =3D 0FF7 E906 FBAF FE95 FD89=C2=A0 250D 52B1 AE95 6006= F40C
>


--001a1145e040e047c80541fba2d7--