Re: [gentoo-user] udev rules and boot + SCSI disks

[Leandro Melo de Sales]

Richard,

  when I change any rules, should I have to execute a command in order
to update the udev rules?

Thank you,

Leandro.

2006/5/30, Richard Fish <bigfish@××××××××××.org>:
> On 5/29/06, Leandro Melo de Sales <leandroal@×××××.com> wrote:
> >   BUS=="scsi", SYSFS{model}=="SAMSUNG SP123245", NAME="/dev/sda"
> >   BUS=="scsi", SYSFS{model}=="SysOp           ", NAME="/dev/sdb"
> >   BUS=="scsi", SYSFS{model}=="Dados           ", NAME="/dev/sdc"
>
> 1. You probably need the ":=" syntax to prevent later rules from
> over-riding your settings.  For example, in 50-udev.rules, I see:
> 50-udev.rules:KERNEL=="sd*",            NAME="%k", GROUP="disk"
>
> 2. You should not have the "/dev/" part of NAME.
>
> 3. You probably also need to handle the partitions with the %n syntax
>
> So those rules should be more like:
>
> BUS=="scsi", KERNEL=="sd*", SYSFS{model}=="SAMSUNG SP123245", NAME:="sda%n"
> BUS=="scsi", KERNEL=="sd*", SYSFS{model}=="SysOp           ", NAME:="sdb%n"
> BUS=="scsi", KERNEL=="sd*", SYSFS{model}=="Dados           ", NAME:="sdc%n"
>
> You might also consider using LVM on these disks, so you need not care
> about sdX, or mounting them by fileystem label.
>
> -Richard
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