Unused from 5.9, kept for compatibility reasons - see https://github.com/torvalds/linux/commit/5769a351b89cd4d82016f18fa5f6c4077403564d
See Implementation
Unused from 5.9, kept for compatibility reasons - see https://github.com/torvalds/linux/commit/5769a351b89cd4d82016f18fa5f6c4077403564d