tree 3671e82e4056918be2e57a1ec1df88d3607d35c4
parent 53376fedb9da54c0d3b0bd3a6edcbeb681692909
author Leon Romanovsky <leonro@mellanox.com> 1495382889 +0300
committer Doug Ledford <dledford@redhat.com> 1496352013 -0400

RDMA/umem: Fix missing mmap_sem in get umem ODP call

Add mmap_sem lock around VMA inspection in ib_umem_odp_get().

Fixes: 0008b84ea9af ('IB/umem: Add support to huge ODP')
Signed-off-by: Artemy Kovalyov <artemyko@mellanox.com>
Reviewed-by: Eli Cohen <eli@mellanox.com>
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>