In ubuntu, the initfs runs a btrfs dev scan, which should catch anything that would be missed there. On Sun, Nov 30, 2014 at 4:11 PM, Dimitri John Ledkov <xnox@xxxxxxxxxx> wrote: > Hello, > > On 30 November 2014 at 17:43, Goffredo Baroncelli <kreijack@xxxxxxxxx> wrote: >> Hi all, >> >> this patch provides a "mount.btrfs" helper for the mount command. >> A btrfs filesystem could span several disks. This helper scans all the >> partitions to discover all the disks required to mount a filesystem. >> So it would not necessary any-more to "scan" the partitions to mount a filesystem. >> > > I would welcome this, as a general idea. At the moment in debian & > ubuntu, btrfs tools package ships udev rules to call "btrfs scan" > whenever device nodes appear. > > If scan is built into mount, I would be able to drop that udev rule. > There are also some reports (not yet re-verified) that such udev rule > is not effective, that is btrfs mount fails when attempted before udev > has attempted to be run - e.g. from initrdless boot trying to mount > btrfs systems before udev-trigger has been run (to process "cold-plug" > events). > > -- > Regards, > > Dimitri. > -- > To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in > the body of a message to majordomo@xxxxxxxxxxxxxxx > More majordomo info at http://vger.kernel.org/majordomo-info.html -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
