Re: [v2 PATCH 0/2] mm: mempolicy: fix mbind()'s inconsistent behavior for unmovable pages

Andrew Morton
2019-07-15T22:23:03Z

On Sat, 22 Jun 2019 08:20:07 +0800 Yang Shi <yang.shi@linux.alibaba.com> wrote:

>
> Changelog
> v2: * Fixed the inconsistent behavior by not aborting !vma_migratable()
> immediately by a separate patch (patch 1/2), and this is also the
> preparation for patch 2/2. For the details please see the commit
> log. Per Vlastimil.
> * Not abort immediately if unmovable page is met. This should handle
> non-LRU movable pages and temporary off-LRU pages more friendly.
> Per Vlastimil and Michal Hocko.
>
> Yang Shi (2):
> mm: mempolicy: make the behavior consistent when MPOL_MF_MOVE* and MPOL_MF_STRICT were specified
> mm: mempolicy: handle vma with unmovable pages mapped correctly in mbind
>

I'm seeing no evidence of review on these two. Could we please take a
look? 2/2 fixes a kernel crash so let's please also think about the
-stable situation.

I have a note here that Vlastimil had an issue with [1/2] but I seem to
hae misplaced that email :(