Messages in this thread | | | From | Andrey Konovalov <> | Date | Thu, 25 Jul 2019 13:17:32 +0200 | Subject | Re: [PATCH v19 11/15] IB/mlx4: untag user pointers in mlx4_get_umem_mr |
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On Wed, Jul 24, 2019 at 9:25 PM Jason Gunthorpe <jgg@ziepe.ca> wrote: > > On Tue, Jul 23, 2019 at 07:58:48PM +0200, Andrey Konovalov wrote: > > This patch is a part of a series that extends kernel ABI to allow to pass > > tagged user pointers (with the top byte set to something else other than > > 0x00) as syscall arguments. > > > > mlx4_get_umem_mr() uses provided user pointers for vma lookups, which can > > only by done with untagged pointers. > > > > Untag user pointers in this function. > > > > Reviewed-by: Jason Gunthorpe <jgg@mellanox.com> > > Acked-by: Catalin Marinas <catalin.marinas@arm.com> > > Reviewed-by: Kees Cook <keescook@chromium.org> > > Signed-off-by: Andrey Konovalov <andreyknvl@google.com> > > --- > > drivers/infiniband/hw/mlx4/mr.c | 7 ++++--- > > 1 file changed, 4 insertions(+), 3 deletions(-) > > Applied to rdma-for next, please don't sent it via other trees :)
Sure, thanks!
> > Thanks, > Jason
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