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Good evening, Stroller. |
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On Wed, Mar 14, 2012 at 05:56:34PM +0000, Stroller wrote: |
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> On 13 March 2012, at 22:20, Alan Mackenzie wrote: |
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> > … |
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> >> udev does a *lot* more than that, for example the persistent naming of |
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> >> network interfaces. More significantly, it can run programs based on |
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> >> device rules. |
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> > This is where I start getting unhappy. Is there any need for this |
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> > blurring? Having device nodes is essential to a linux system, and |
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> > some programs use these nodes. Why must they be mashed together into a |
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> > tasteless mush? Is there some advantage to this I haven't twigged yet? |
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> Ok, so my system has 2 network cards. Maybe I only use one of them, or |
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> maybe they need to be physically connected in a certain way (one to |
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> LAN, the other WAN). |
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> Before asking this question, with the knowledge and understanding that |
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> we all already have, don't you have to first have to explain how you're |
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> going to ensure that eth0 is always assigned by the system to the first |
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> NIC and eth1 always to the second NIC? |
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By kernel parameters? I once had a problem with the kernel not finding |
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my hard drives. I solved it by putting the following kernel parameters |
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into my lilo.conf: |
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ide2=0xd000,0xd402,11 ide3=0xd800,0xdc02,11 |
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The same could be done for network cards. |
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> >> You could use this to argue that /usr should be mounted before udev is |
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> >> started, but you could just as well use it to argue that udev should not |
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> >> be trying to run such rules at the boot runlevel. |
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> > Or that udev shouldn't have "rules". I still don't understand the basic |
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> > concept driving this thing. My HDDs don't need rules - they just need a |
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> > mapping from /dev/sd[ab] into device 8/0 and 8/16, and the appropriate |
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> > drivers built into my kernel. |
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> I'm assuming, then, that you're happy opening a terminal and typing |
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> `mkdir /mnt/diskname` and mounting the device every time you plug a new |
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> disk in? |
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You might be taking me just a wee bit _too_ literally there. But yes, I |
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mount each removable device I plug in. |
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> Wouldn't it just be nice to plug in your USB devices - hard-drives and |
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> flash drives - and have them magically appear on the desktop like they |
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> do on every other desktop operating system? |
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Yes. |
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> Stroller. |
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-- |
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Alan Mackenzie (Nuremberg, Germany). |