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SubjectRe: What to do about the 2TB limit on HDIO_GETGEO ?
On Tue, Mar 25, 2008 at 04:05:32PM -0700, H. Peter Anvin wrote:
>> How does this have anything to do with boot times? Do you really have a
>> foolish shell script that iteratorates over every single disk in the
>> sysfs tree for every disk? What does it do that for?
>
> Any time you want to get the sysfs information for a filesystem which is
> already mounted, that's what you're forced to do.
>
>> I thought we were talking about 2TB disks here, with a proposed new
>> ioctl, not foolishness of boot scripts...
>
> I pointed out that having a way to map device numbers to sysfs directories
> would have the same effect, *and* would be usable for other purposes. I'd
> rather see that than a new ioctl, and another, and another...

Again, a simple udev rule will give you that today if you really want
it...

And I think 'udevinfo' can be used to retrieve this information as well.

thanks,

greg k-h


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