Kevin Wolf <kw...@redhat.com> writes: > Am 16.09.2014 um 20:12 hat Markus Armbruster geschrieben: >> blockdev_init() always creates a DriveInfo, but only drive_new() fills >> it in. qmp_blockdev_add() leaves it blank. This results in a drive >> with type = IF_IDE, bus = 0, unit = 0. Screwed up in commit ee13ed1c. >> >> Board initialization code looking for IDE drive (0,0) can pick up one >> of these bogus drives. Not sure whether getting the QMP command >> executed early enough is likely in practice, though. >> >> Fix by creating DriveInfo in drive_new(). Block backends created by >> blockdev-add don't get one. >> >> A few places assume a block backend always has a DriveInfo. Fix them >> up. >> >> Signed-off-by: Markus Armbruster <arm...@redhat.com> > > I think I would change the subject line to describe that blockdev-add > devices don't get a DriveInfo any more. The IF_IDE = 0 bug is real, but > probably not the most important part of this patch. > > As you already mentioned, you need to squash in some parts of patch 19 > for this to be correct (the changed if conditions in do_drive_del and > blockdev_mark_auto_del). You may still leave patch 19 for the removal > of enable_auto_del if you like, or squash in the whole patch.
I'll see how the reworked pair of patches turns out, then think about the subject line.