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authorLeon Romanovsky <leonro@mellanox.com>2020-09-22 12:11:06 +0300
committerJason Gunthorpe <jgg@nvidia.com>2020-09-22 19:47:35 -0300
commitb09c4d70122091c1865cb63a9c4dad1a94a8e339 (patch)
tree7ae2c6e859910c68eab58468888a118e705d9068 /drivers/infiniband/core/uverbs_cmd.c
parentRDMA/restrack: Simplify restrack tracking in kernel flows (diff)
downloadlinux-dev-b09c4d70122091c1865cb63a9c4dad1a94a8e339.tar.xz
linux-dev-b09c4d70122091c1865cb63a9c4dad1a94a8e339.zip
RDMA/restrack: Improve readability in task name management
Use rdma_restrack_set_name() and rdma_restrack_parent_name() instead of tricky uses of rdma_restrack_attach_task()/rdma_restrack_uadd(). This uniformly makes all restracks add'd using rdma_restrack_add(). Link: https://lore.kernel.org/r/20200922091106.2152715-6-leon@kernel.org Signed-off-by: Leon Romanovsky <leonro@mellanox.com> Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Diffstat (limited to 'drivers/infiniband/core/uverbs_cmd.c')
-rw-r--r--drivers/infiniband/core/uverbs_cmd.c14
1 files changed, 10 insertions, 4 deletions
diff --git a/drivers/infiniband/core/uverbs_cmd.c b/drivers/infiniband/core/uverbs_cmd.c
index 6ddd26548da8..7b8d6b3409d5 100644
--- a/drivers/infiniband/core/uverbs_cmd.c
+++ b/drivers/infiniband/core/uverbs_cmd.c
@@ -223,6 +223,7 @@ int ib_alloc_ucontext(struct uverbs_attr_bundle *attrs)
xa_init_flags(&ucontext->mmap_xa, XA_FLAGS_ALLOC);
rdma_restrack_new(&ucontext->res, RDMA_RESTRACK_CTX);
+ rdma_restrack_set_name(&ucontext->res, NULL);
attrs->context = ucontext;
return 0;
}
@@ -251,7 +252,7 @@ int ib_init_ucontext(struct uverbs_attr_bundle *attrs)
if (ret)
goto err_uncharge;
- rdma_restrack_uadd(&ucontext->res);
+ rdma_restrack_add(&ucontext->res);
/*
* Make sure that ib_uverbs_get_ucontext() sees the pointer update
@@ -443,10 +444,12 @@ static int ib_uverbs_alloc_pd(struct uverbs_attr_bundle *attrs)
atomic_set(&pd->usecnt, 0);
rdma_restrack_new(&pd->res, RDMA_RESTRACK_PD);
+ rdma_restrack_set_name(&pd->res, NULL);
+
ret = ib_dev->ops.alloc_pd(pd, &attrs->driver_udata);
if (ret)
goto err_alloc;
- rdma_restrack_uadd(&pd->res);
+ rdma_restrack_add(&pd->res);
uobj->object = pd;
uobj_finalize_uobj_create(uobj, attrs);
@@ -748,7 +751,8 @@ static int ib_uverbs_reg_mr(struct uverbs_attr_bundle *attrs)
mr->iova = cmd.hca_va;
rdma_restrack_new(&mr->res, RDMA_RESTRACK_MR);
- rdma_restrack_uadd(&mr->res);
+ rdma_restrack_set_name(&mr->res, NULL);
+ rdma_restrack_add(&mr->res);
uobj->object = mr;
uobj_put_obj_read(pd);
@@ -1008,10 +1012,12 @@ static int create_cq(struct uverbs_attr_bundle *attrs,
atomic_set(&cq->usecnt, 0);
rdma_restrack_new(&cq->res, RDMA_RESTRACK_CQ);
+ rdma_restrack_set_name(&cq->res, NULL);
+
ret = ib_dev->ops.create_cq(cq, &attr, &attrs->driver_udata);
if (ret)
goto err_free;
- rdma_restrack_uadd(&cq->res);
+ rdma_restrack_add(&cq->res);
obj->uevent.uobject.object = cq;
obj->uevent.event_file = READ_ONCE(attrs->ufile->default_async_file);