On Wed, 31 May 2017 08:45:23 -0400 Jeff Layton <jlayton@xxxxxxxxxx> wrote: > This is v5 of the patchset to improve how we're tracking and reporting > errors that occur during pagecache writeback. I'm curious to know how you've been testing this? Is that testing strong enough for us to be confident that all nature of I/O errors will be reported to userspace?