[dm-devel] linux-2.6.35+ causes LVM to fail with " device-mapper: version ioctl failed: Inappropriate ioctl for device"

[Alasdair G Kergon]

On Sat, Aug 14, 2010 at 04:54:01PM +0100, Alasdair G Kergon wrote:
> The only one there possibly relevant is 7e507eb6432afdd798d4c6dccf949b8c43ef151c.

I'm guessing you could have a configuration not covered by the latest userspace
libdevmapper - not handling some combination of kernel+userspace+initrd packages
correctly.  We already dealt with one udev+initrd combination that failed last
week.
 
Alasdair