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On 14/02/2014 21:31, Grant Edwards wrote: |
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> On 2014-02-14, Mike Gilbert <floppym@g.o> wrote: |
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>> On Fri, Feb 14, 2014 at 4:12 PM, Grant Edwards |
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>> <grant.b.edwards@×××××.com> wrote: |
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>>> I need to do some testing with kernels as far back as 2.6.25. I've |
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>>> currently got a Gentoo box that can build and run kernels ranging from |
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>>> 3.14.rc2 to 2.6.32. There are various gcc and make issues which have |
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>>> been successfully dealt with, but now I'm stuck on DEVTMPFS. |
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>>> |
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>>> Prior to 2.6.32 DEVTMPFS isn't available, so even though I can build |
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>>> and boot a 2.6.25 kernel, udev craps out. |
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>>> |
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>>> There are plenty of spare paritions to play with, so doing a Linux |
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>>> install to test with kernels older than 2.6.32 is no problem. |
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>>> |
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>>> I'm wondering if instead of downloading an old Ubuntu or Fedora DVD, |
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>>> is there any way to install an "old" version of Gentoo that will work |
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>>> with pre-DEVTMPFS kernels? |
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>> |
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>> Do you actually need udev? |
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> |
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> Good question -- I probably don't. For the testing in question I |
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> should be able to live with a static /dev directory. Is there any |
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> documentation on doing a Gentoo install without udev? |
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> |
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>> If you can get away with just having a static /dev with pre-created |
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>> device nodes, that would be the simplest solution. |
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> |
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> It would probably be asking for too much to try to toggle between udev |
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> and static /dev at boot time in a single installation... |
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> |
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I remember that it was possible to toggle before openrc was introduced. |
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As things stand now, you would probably have to replace sys-fs/udev with |
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sys-fs/static-dev (which satisfies virtual/dev-manager). NeddySeagoon |
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mentions it here: |
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http://dev.gentoo.org/~neddyseagoon/Old_Fashioned_Gentoo_2.xml |
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He also describes its coverage as being incomplete. In that case, this |
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may help to populate /dev to a reasonable extent: |
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https://bugs.gentoo.org/show_bug.cgi?id=368597#c97 |
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--Kerin |
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