On Fri 03-04-20 10:51:32, Aslan Bakirov wrote: > On Fri, Apr 3, 2020 at 6:02 AM Ira Weiny <ira.weiny@xxxxxxxxx> wrote: > > > On Thu, Apr 02, 2020 at 07:12:56PM -0700, Aslan Bakirov wrote: > > > I've noticed that there is no interfaces exposed by CMA which would let > > me > > > to declare contigous memory on particular NUMA node. > > > > > > This patchset adds the ability to try to allocate contiguous memory on > > > specific node. It will fallback to other nodes if the specified one > > > doesn't work. > > > > > > Implement a new method for declaring contigous memory on particular node > > > and keep cma_declare_contiguous() as a wrapper. > > > > Is there an additional patch which uses this new interface? > > > > Generally the patch seems reasonable but we should have a user. > > > Thanks for the comments. Yes, actually, this is the version 3 of first > patch ([PATCH 1/2] mm: cma: NUMA node interface) > of patchset. Second patch, which uses this interface is "[PATCH 2/2] mm: > hugetlb: Use node interface of cma" It would have been much more clear to send those two patches together as you can see. -- Michal Hocko SUSE Labs
