diff options
| author |   Leon Romanovsky <leonro@mellanox.com> | 2020-09-02 11:16:22 +0300 |
|---|---|---|
| committer |   Jason Gunthorpe <jgg@nvidia.com> | 2020-09-17 14:04:32 -0300 |
| commit | d18bb3e15201918b8d07e85a6e010ca5ed28dad5 (patch) | |
| tree | 7d45bc870c3181f3513c4890ea359324b90a0414 /include | |
| parent | RDMA/cma: Fix use after free race in roce multicast join (diff) | |
| download | linux-dev-d18bb3e15201918b8d07e85a6e010ca5ed28dad5.tar.xz linux-dev-d18bb3e15201918b8d07e85a6e010ca5ed28dad5.zip | |
RDMA: Clean MW allocation and free flows
Move allocation and destruction of memory windows under ib_core
responsibility and clean drivers to ensure that no updates to MW
ib_core structures are done in driver layer.
Link: https://lore.kernel.org/r/20200902081623.746359-2-leon@kernel.org
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/rdma/ib_verbs.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h index 5ae1d9849881..a292647c3db3 100644 --- a/include/rdma/ib_verbs.h +++ b/include/rdma/ib_verbs.h @@ -2448,8 +2448,7 @@ struct ib_device_ops { unsigned int *sg_offset); int (*check_mr_status)(struct ib_mr *mr, u32 check_mask, struct ib_mr_status *mr_status); - struct ib_mw *(*alloc_mw)(struct ib_pd *pd, enum ib_mw_type type, - struct ib_udata *udata); + int (*alloc_mw)(struct ib_mw *mw, struct ib_udata *udata); int (*dealloc_mw)(struct ib_mw *mw); int (*attach_mcast)(struct ib_qp *qp, union ib_gid *gid, u16 lid); int (*detach_mcast)(struct ib_qp *qp, union ib_gid *gid, u16 lid); @@ -2610,6 +2609,7 @@ struct ib_device_ops { DECLARE_RDMA_OBJ_SIZE(ib_ah); DECLARE_RDMA_OBJ_SIZE(ib_counters); DECLARE_RDMA_OBJ_SIZE(ib_cq); + DECLARE_RDMA_OBJ_SIZE(ib_mw); DECLARE_RDMA_OBJ_SIZE(ib_pd); DECLARE_RDMA_OBJ_SIZE(ib_srq); DECLARE_RDMA_OBJ_SIZE(ib_ucontext); |