Messages in this thread | | | Subject | Re: loopback blockdevice driver partition support | From | Kasper Sandberg <> | Date | Tue, 25 Jul 2006 14:52:21 +0200 |
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On Tue, 2006-07-25 at 09:29 +1000, Neil Brown wrote: > On Tuesday July 25, lkml@metanurb.dk wrote: > > hello.. i was wondering if someone may have done some work to make the > > loopback driver support partitions.. > > > > i found that a guy had written a nice script that used sfdisk and > > dmsetup to use device mapper on a loopback image of an entire harddrive > > (using DOS partition table ofcourse) to create device mapper > > "partitions". > > > > though this doesent quite meet my requirements, as i need to read an > > image of an amiga disk.. > > > > therefore it would seem like a good idea to make the loopback driver > > work with linux's partition table support, since it already supports > > this. > > > > if anyone has done some work in this, please mail me, and possibly i can > > continue it if wanted. just want to know if anyone already has done > > something like it before i try at it myself.. > > > > You could try wrapping an md/linear around it > > mkdir -p /dev/md > mdadm -Bf -c4 -l linear -n1 -ap /dev/md/d0 /dev/loop0 > > then look at partitions in /dev/md/d0pN Yeah, i ended up doing this, i found that md supports partitions, and linear was a perfect match for what i needed.
> > NeilBrown > > - > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/ >
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