On 2020/12/17 上午5:26, Dave Chinner wrote:
On Tue, Dec 15, 2020 at 08:14:09PM +0800, Shiyang Ruan wrote:
The current memory_failure_dev_pagemap() can only handle single-mapped
dax page for fsdax mode. The dax page could be mapped by multiple files
and offsets if we let reflink feature & fsdax
On Tue, Dec 15, 2020 at 08:14:09PM +0800, Shiyang Ruan wrote:
> The current memory_failure_dev_pagemap() can only handle single-mapped
> dax page for fsdax mode. The dax page could be mapped by multiple files
> and offsets if we let reflink feature & fsdax mode work together. So,
> we refactor
The current memory_failure_dev_pagemap() can only handle single-mapped
dax page for fsdax mode. The dax page could be mapped by multiple files
and offsets if we let reflink feature & fsdax mode work together. So,
we refactor current implementation to support handle memory failure on
each file
