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SubjectRe: [GIT PULL] Please pull RDMA subsystem changes
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On Mon, 2019-04-29 at 11:42 -0400, Doug Ledford wrote:
> On Mon, 2019-04-29 at 08:40 +0000, Jason Gunthorpe wrote:
> > On Mon, Apr 29, 2019 at 08:09:47AM +0200, Heiko Carstens wrote:
> > > On Sun, Apr 28, 2019 at 11:52:12AM +0000, Jason Gunthorpe wrote:
> > > > Hi Linus,
> > > >
> > > > Third rc pull request
> > > >
> > > > Nothing particularly special here. There is a small merge conflict
> > > > with Adrea's mm_still_valid patches which is resolved as below:
> > > ...
> > > > Jason Gunthorpe (3):
> > > > RDMA/mlx5: Do not allow the user to write to the clock page
> > > > RDMA/mlx5: Use rdma_user_map_io for mapping BAR pages
> > > > RDMA/ucontext: Fix regression with disassociate
> > >
> > > This doesn't compile. The patch below would fix it, but not sure if
> > > this is what is intended:
> > >
> > > drivers/infiniband/core/uverbs_main.c: In function 'rdma_umap_fault':
> > > drivers/infiniband/core/uverbs_main.c:898:28: error: 'struct vm_fault' has no member named 'vm_start'
> > > vmf->page = ZERO_PAGE(vmf->vm_start);
> > > ^~
> > > diff --git a/drivers/infiniband/core/uverbs_main.c b/drivers/infiniband/core/uverbs_main.c
> > > index 7843e89235c3..65fe89b3fa2d 100644
> > > +++ b/drivers/infiniband/core/uverbs_main.c
> > > @@ -895,7 +895,7 @@ static vm_fault_t rdma_umap_fault(struct vm_fault *vmf)
> > >
> > > /* Read only pages can just use the system zero page. */
> > > if (!(vmf->vma->vm_flags & (VM_WRITE | VM_MAYWRITE))) {
> > > - vmf->page = ZERO_PAGE(vmf->vm_start);
> > > + vmf->page = ZERO_PAGE(vmf->vma->vm_start);
> > > get_page(vmf->page);
> > > return 0;
> > > }
> > >
> >
> > Thanks Heiko, this looks right to me.
> >
> > I'm surprised to be seeing this at this point, these patches should
> > have been seen by 0 day for several days now, and they were in
> > linux-next already too..
> >
> > Doug, can you send this to Linus today?
>
> Yep.
>

Done.

--
Doug Ledford <dledford@redhat.com>
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