Re: [PATCH v9 06/10] fsdax: Introduce dax_lock_mapping_entry()

2022-01-04 Thread Dan Williams
On Sun, Dec 26, 2021 at 6:35 AM Shiyang Ruan wrote: > > The current dax_lock_page() locks dax entry by obtaining mapping and > index in page. To support 1-to-N RMAP in NVDIMM, we need a new function > to lock a specific dax entry corresponding to this file's mapping,index. > And output the page c

[PATCH v9 06/10] fsdax: Introduce dax_lock_mapping_entry()

2021-12-26 Thread Shiyang Ruan
The current dax_lock_page() locks dax entry by obtaining mapping and index in page. To support 1-to-N RMAP in NVDIMM, we need a new function to lock a specific dax entry corresponding to this file's mapping,index. And output the page corresponding to the specific dax entry for caller use. Signed-