On Sun, Jan 22, 2017 at 09:30:23AM -0800, Dan Williams wrote: > So are you saying we need a way to go from a block_device inode to a > dax_device inode and then look up the dax_operations from there? > > A filesystem, if it so chooses, could mount on top of the dax_device > inode directly?
Sentence 1: maybe if we have to. Sentence 2: absolutely. > I did add a dax_superblock for the device-dax character device > representation I could refactor that so the block_device presentation > of a namespace and a character device presentation are just different > layers on top of the base-level dax inode. That's a good start.
