On 2016-12-01 05:13, Don Zickus wrote: > Sorry for chiming in late, but yes RHEL is a big user of MODVERSIONS for our > kabi protection work. Despite our best intentions we still have lots of > partners and customers that provide value-add out-of-tree drivers to their > customers. These module builders requested we have a mechanism to allow > rolling modules forward for each of our minor RHEL updates without breaking > their drivers.
FWIW, in SLES we use CONFIG_MODVERSION for pretty much the same reasons you listed. We also enable it in openSUSE, but there it's not as crucial. Michal