[PATCH 0/7] dax: unified host inode for device-dax mappings

2016-08-15 Thread Dan Williams
There are two scenarios where we need mappings of a /dev/dax device to share a single host inode, invalidating mappings at device shutdown, and coordinating resize of an actively mapped device. This series addresses the unmap-on-shutdown case and includes reworks, like the cdev api conversion, to

[PATCH 0/7] dax: unified host inode for device-dax mappings

2016-08-15 Thread Dan Williams
There are two scenarios where we need mappings of a /dev/dax device to share a single host inode, invalidating mappings at device shutdown, and coordinating resize of an actively mapped device. This series addresses the unmap-on-shutdown case and includes reworks, like the cdev api conversion, to