On Fri, Oct 02, 2020 at 03:36:17AM +0900, Naohiro Aota wrote: > inode_cache use pre-allocation to write its cache data. However, > pre-allocation is completely disabled in ZONED mode. > > We can technically enable inode_cache in the same way as relocation. > However, inode_cache is rarely used and the man page discourage using it. > So, let's just disable it for now. Don't worry about the inode_cache mount option, it's been deprecated as of commit b547a88ea5776a8092f7 and will be removed in 5.11.