On Mon, 21 Aug 2017, Peter Zijlstra wrote:
> > Peter, is that the latest version?
>
> Probably, I ran into the Infiniband code and couldn't convince anybody
> to help me out :/ Its been stale for a few years now I'm afraid.
What help do you need? CCing linux-rdma
On Mon, Aug 21, 2017 at 04:03:31PM +0100, Chris Wilson wrote:
> My googlefu says "[RFC][PATCH 1/5] mm: Introduce VM_PINNED and
> interfaces" is the series, and it certainly targets the very same
> problem.
>
> Peter, is that the latest version?
Probably, I ran into the Infiniband code and
Quoting Michal Hocko (2017-08-21 15:06:42)
> On Sat 19-08-17 14:15:35, Chris Wilson wrote:
> > Quoting Michal Hocko (2017-06-06 13:14:18)
> > > On Tue 06-06-17 13:04:36, Chris Wilson wrote:
> > > > Similar in principle to the treatment of get_user_pages, pages that
> > > > i915.ko acquires from
On Sat 19-08-17 14:15:35, Chris Wilson wrote:
> Quoting Michal Hocko (2017-06-06 13:14:18)
> > On Tue 06-06-17 13:04:36, Chris Wilson wrote:
> > > Similar in principle to the treatment of get_user_pages, pages that
> > > i915.ko acquires from shmemfs are not immediately reclaimable and so
> > >
Quoting Michal Hocko (2017-06-06 13:14:18)
> On Tue 06-06-17 13:04:36, Chris Wilson wrote:
> > Similar in principle to the treatment of get_user_pages, pages that
> > i915.ko acquires from shmemfs are not immediately reclaimable and so
> > should be excluded from the mm accounting and vmscan until
On Tue, Jun 06, 2017 at 02:30:15PM +0200, Vlastimil Babka wrote:
> On 06/06/2017 02:14 PM, Michal Hocko wrote:
> > On Tue 06-06-17 13:04:36, Chris Wilson wrote:
> >> Similar in principle to the treatment of get_user_pages, pages that
> >> i915.ko acquires from shmemfs are not immediately
On Tue, Jun 06, 2017 at 02:14:18PM +0200, Michal Hocko wrote:
> That is certainly desirable. Peter has proposed a generic pin_page (or
> similar) API. What happened with it?
I got stuck on converting IB ... and I think someone thereafter made an
ever bigger mess of the pinning stuff. I don't
On 06/06/2017 05:34 AM, Chris Wilson wrote:
> With respect to i915, we may not be the sole owner of the page at the
> point where we call shmem_read_mapping_page_gfp() as it can mmapped or
> accessed directly via the mapping internally. It is just at this point
> we know that the page will not be
On 06/06/2017 05:14 AM, Michal Hocko wrote:
> On Tue 06-06-17 13:04:36, Chris Wilson wrote:
>> Similar in principle to the treatment of get_user_pages, pages that
>> i915.ko acquires from shmemfs are not immediately reclaimable and so
>> should be excluded from the mm accounting and vmscan until
Quoting Vlastimil Babka (2017-06-06 13:30:15)
> On 06/06/2017 02:14 PM, Michal Hocko wrote:
> > On Tue 06-06-17 13:04:36, Chris Wilson wrote:
> >> Similar in principle to the treatment of get_user_pages, pages that
> >> i915.ko acquires from shmemfs are not immediately reclaimable and so
> >>
Quoting Michal Hocko (2017-06-06 13:14:18)
> On Tue 06-06-17 13:04:36, Chris Wilson wrote:
> > Similar in principle to the treatment of get_user_pages, pages that
> > i915.ko acquires from shmemfs are not immediately reclaimable and so
> > should be excluded from the mm accounting and vmscan until
On 06/06/2017 02:14 PM, Michal Hocko wrote:
> On Tue 06-06-17 13:04:36, Chris Wilson wrote:
>> Similar in principle to the treatment of get_user_pages, pages that
>> i915.ko acquires from shmemfs are not immediately reclaimable and so
>> should be excluded from the mm accounting and vmscan until
On Tue 06-06-17 13:04:36, Chris Wilson wrote:
> Similar in principle to the treatment of get_user_pages, pages that
> i915.ko acquires from shmemfs are not immediately reclaimable and so
> should be excluded from the mm accounting and vmscan until they have
> been returned to the system via
Similar in principle to the treatment of get_user_pages, pages that
i915.ko acquires from shmemfs are not immediately reclaimable and so
should be excluded from the mm accounting and vmscan until they have
been returned to the system via shrink_slab/i915_gem_shrink. By moving
the unreclaimable
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