Qrux wrote: > On Feb 13, 2012, at 7:07 PM, Bruce Dubbs wrote: > >> Qrux wrote: >>> LVM2 should have a bootscript and a link in /etc/rc.d/rcS.d; if >>> that hasn't been done yet, feel free to include the one I use >>> (which I've kept in the LFS/BLFS template). >> Thanks for that. > > Happy to help. > >>> The meat of it is doing: >>> >>> vgscan --mknodes vgchange -a y >>> >>> to create the DM entries and then to make each of the discovered >>> volumes "available". >> Are you sure that's needed? I was doing some experimentation with >> a non-rootfs lvm scan and it seemed to be persistent. > > The vgscan is probably not strictly necessary; I think the kernel is > able to see any DM devices now on startup (I forget if I set this in > my kconfig). > > Empirically, the vgchange is necessary; otherwise, the physical > volume and volume groups are seen, but the logical volumes are set to > "LV Status: Unavailable". > > At least that was the case for me; if it's being auto-detected for > you, could you send me your kernel config? Obviously that's > preferable...
Do you have CONFIG_BLK_DEV_DM set? -- Bruce -- http://linuxfromscratch.org/mailman/listinfo/blfs-dev FAQ: http://www.linuxfromscratch.org/blfs/faq.html Unsubscribe: See the above information page