Messages in this thread | | | Date | Tue, 25 Mar 2008 16:22:52 -0700 | From | Greg KH <> | Subject | Re: What to do about the 2TB limit on HDIO_GETGEO ? |
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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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