Re: [PATCH 06/14] mm, migrate: Immediately fail migration of a page with no migration handler

Mel Gorman
2018-12-20T20:31:33Z

On Thu, Dec 20, 2018 at 11:44:57AM -0800, Yang Shi wrote:
> On Fri, Dec 14, 2018 at 3:03 PM Mel Gorman <mgorman@techsingularity.net> wrote:
> >
> > Pages with no migration handler use a fallback hander which sometimes
> > works and sometimes persistently fails such as blockdev pages. Migration
>
> A minor correction. The above statement sounds not accurate anymore
> since Jan Kara had patch series (blkdev: avoid migration stalls for
> blkdev pages) have blockdev use its own migration handler.
>

I'm aware given that I reviewed that series. The statement was correct
at the time of writing. I'll alter the example when rebased on top of
Jan's work.

--
Mel Gorman
SUSE Labs