On Sun, Jan 27, 2008 at 08:32:10PM +0000, Daniel P. Berrange wrote: > As mentioned in this thread: > > http://www.redhat.com/archives/libvir-list/2008-January/msg00475.html > > The code for calculating block devices numbers has a number of flaws. > This patch fixes the flaws and adds a comprehensive test program to > validate it. The test program also validates invalid cases. > > NB, this code is actually now more perfect than Xen, since Xen doesn't > handle SCSI disks > sdp, even though you can go all the way to sdhv. > > The rules are: > > * hdNM: N=a-t, M=1-63, major={IDE0_MAJOR -> IDE9_MAJOR} > * sdNM: N=a-z,aa-hw, M=1-15, major={SCSI_DISK0_MAJOR -> SCSI_DISK15_MAJOR} Opps, that should be 'iv' not 'hw' for the last disk > * xvdNM: N=a-p, M=1-15, major=XENVBD_MAJOR Dan. -- |=- Red Hat, Engineering, Emerging Technologies, Boston. +1 978 392 2496 -=| |=- Perl modules: http://search.cpan.org/~danberr/ -=| |=- Projects: http://freshmeat.net/~danielpb/ -=| |=- GnuPG: 7D3B9505 F3C9 553F A1DA 4AC2 5648 23C1 B3DF F742 7D3B 9505 -=| -- Libvir-list mailing list Libvir-list@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/libvir-list