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