From 08f294a1524bc3211a28091daa6c7513828c7d33 Mon Sep 17 00:00:00 2001 From: Leon Romanovsky Date: Sun, 28 Jan 2018 11:17:22 +0200 Subject: [PATCH] RDMA/core: Add resource tracking for create and destroy CQs Track create and destroy operations of CQ objects. Reviewed-by: Mark Bloch Signed-off-by: Leon Romanovsky Reviewed-by: Steve Wise Signed-off-by: Jason Gunthorpe --- drivers/infiniband/core/cq.c | 6 ++++++ drivers/infiniband/core/uverbs_cmd.c | 2 ++ drivers/infiniband/core/uverbs_std_types.c | 3 +++ drivers/infiniband/core/verbs.c | 3 +++ 4 files changed, 14 insertions(+) diff --git a/drivers/infiniband/core/cq.c b/drivers/infiniband/core/cq.c index d99565dbd12f..bc79ca8215d7 100644 --- a/drivers/infiniband/core/cq.c +++ b/drivers/infiniband/core/cq.c @@ -159,6 +159,10 @@ struct ib_cq *__ib_alloc_cq(struct ib_device *dev, void *private, if (!cq->wc) goto out_destroy_cq; + cq->res.type = RDMA_RESTRACK_CQ; + cq->res.kern_name = caller; + rdma_restrack_add(&cq->res); + switch (cq->poll_ctx) { case IB_POLL_DIRECT: cq->comp_handler = ib_cq_completion_direct; @@ -183,6 +187,7 @@ struct ib_cq *__ib_alloc_cq(struct ib_device *dev, void *private, out_free_wc: kfree(cq->wc); + rdma_restrack_del(&cq->res); out_destroy_cq: cq->device->destroy_cq(cq); return ERR_PTR(ret); @@ -214,6 +219,7 @@ void ib_free_cq(struct ib_cq *cq) } kfree(cq->wc); + rdma_restrack_del(&cq->res); ret = cq->device->destroy_cq(cq); WARN_ON_ONCE(ret); } diff --git a/drivers/infiniband/core/uverbs_cmd.c b/drivers/infiniband/core/uverbs_cmd.c index 825325c764a1..3e95acd29de7 100644 --- a/drivers/infiniband/core/uverbs_cmd.c +++ b/drivers/infiniband/core/uverbs_cmd.c @@ -1033,6 +1033,8 @@ static struct ib_ucq_object *create_cq(struct ib_uverbs_file *file, goto err_cb; uobj_alloc_commit(&obj->uobject); + cq->res.type = RDMA_RESTRACK_CQ; + rdma_restrack_add(&cq->res); return obj; diff --git a/drivers/infiniband/core/uverbs_std_types.c b/drivers/infiniband/core/uverbs_std_types.c index c3ee5d9b336d..b571176babbe 100644 --- a/drivers/infiniband/core/uverbs_std_types.c +++ b/drivers/infiniband/core/uverbs_std_types.c @@ -35,6 +35,7 @@ #include #include #include +#include #include "rdma_core.h" #include "uverbs.h" @@ -319,6 +320,8 @@ static int uverbs_create_cq_handler(struct ib_device *ib_dev, obj->uobject.object = cq; obj->uobject.user_handle = user_handle; atomic_set(&cq->usecnt, 0); + cq->res.type = RDMA_RESTRACK_CQ; + rdma_restrack_add(&cq->res); ret = uverbs_copy_to(attrs, CREATE_CQ_RESP_CQE, &cq->cqe); if (ret) diff --git a/drivers/infiniband/core/verbs.c b/drivers/infiniband/core/verbs.c index 5324cf4788d0..8cb5c850828d 100644 --- a/drivers/infiniband/core/verbs.c +++ b/drivers/infiniband/core/verbs.c @@ -1579,6 +1579,8 @@ struct ib_cq *ib_create_cq(struct ib_device *device, cq->event_handler = event_handler; cq->cq_context = cq_context; atomic_set(&cq->usecnt, 0); + cq->res.type = RDMA_RESTRACK_CQ; + rdma_restrack_add(&cq->res); } return cq; @@ -1597,6 +1599,7 @@ int ib_destroy_cq(struct ib_cq *cq) if (atomic_read(&cq->usecnt)) return -EBUSY; + rdma_restrack_del(&cq->res); return cq->device->destroy_cq(cq); } EXPORT_SYMBOL(ib_destroy_cq); -- 2.20.1