Messages in this thread | | | Date | Mon, 23 Jan 2017 17:01:03 +0100 | From | Christoph Hellwig <> | Subject | Re: [PATCH 00/13] dax, pmem: move cpu cache maintenance to libnvdimm |
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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.
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