From 12d23a91983348bafcf646d5520de320a6a6f8e3 Mon Sep 17 00:00:00 2001 From: Leon Romanovsky <leonro@mellanox.com> Date: Wed, 28 Nov 2018 13:16:44 +0200 Subject: [PATCH] RDMA/uverbs: Annotate alloc/deallloc paths with context tracking Add restrack annotations to track allocations of ucontexts. Signed-off-by: Leon Romanovsky <leonro@mellanox.com> Signed-off-by: Doug Ledford <dledford@redhat.com> --- drivers/infiniband/core/rdma_core.c | 2 ++ drivers/infiniband/core/uverbs_cmd.c | 3 +++ 2 files changed, 5 insertions(+) diff --git a/drivers/infiniband/core/rdma_core.c b/drivers/infiniband/core/rdma_core.c index efa2924892713f..54d4e15217703d 100644 --- a/drivers/infiniband/core/rdma_core.c +++ b/drivers/infiniband/core/rdma_core.c @@ -820,6 +820,8 @@ static void ufile_destroy_ucontext(struct ib_uverbs_file *ufile, ib_rdmacg_uncharge(&ucontext->cg_obj, ib_dev, RDMACG_RESOURCE_HCA_HANDLE); + rdma_restrack_del(&ucontext->res); + /* * FIXME: Drivers are not permitted to fail dealloc_ucontext, remove * the error return. diff --git a/drivers/infiniband/core/uverbs_cmd.c b/drivers/infiniband/core/uverbs_cmd.c index 4dab9f7e1f9496..b707495424719f 100644 --- a/drivers/infiniband/core/uverbs_cmd.c +++ b/drivers/infiniband/core/uverbs_cmd.c @@ -259,6 +259,9 @@ static int ib_uverbs_get_context(struct uverbs_attr_bundle *attrs) fd_install(resp.async_fd, filp); + ucontext->res.type = RDMA_RESTRACK_CTX; + rdma_restrack_add(&ucontext->res); + /* * Make sure that ib_uverbs_get_ucontext() sees the pointer update * only after all writes to setup the ucontext have completed -- GitLab