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-rw-r--r--drivers/infiniband/hw/mlx5/cong.c15
-rw-r--r--drivers/infiniband/hw/mlx5/main.c9
-rw-r--r--drivers/infiniband/hw/mlx5/mlx5_ib.h8
-rw-r--r--drivers/infiniband/hw/mlx5/mr.c51
4 files changed, 19 insertions, 64 deletions
diff --git a/drivers/infiniband/hw/mlx5/cong.c b/drivers/infiniband/hw/mlx5/cong.c
index 7e4e358a4fd8..8ba439fabf7f 100644
--- a/drivers/infiniband/hw/mlx5/cong.c
+++ b/drivers/infiniband/hw/mlx5/cong.c
@@ -389,19 +389,19 @@ void mlx5_ib_cleanup_cong_debugfs(struct mlx5_ib_dev *dev, u8 port_num)
dev->port[port_num].dbg_cc_params = NULL;
}
-int mlx5_ib_init_cong_debugfs(struct mlx5_ib_dev *dev, u8 port_num)
+void mlx5_ib_init_cong_debugfs(struct mlx5_ib_dev *dev, u8 port_num)
{
struct mlx5_ib_dbg_cc_params *dbg_cc_params;
struct mlx5_core_dev *mdev;
int i;
if (!mlx5_debugfs_root)
- goto out;
+ return;
/* Takes a 1-based port number */
mdev = mlx5_ib_get_native_port_mdev(dev, port_num + 1, NULL);
if (!mdev)
- goto out;
+ return;
if (!MLX5_CAP_GEN(mdev, cc_query_allowed) ||
!MLX5_CAP_GEN(mdev, cc_modify_allowed))
@@ -415,8 +415,6 @@ int mlx5_ib_init_cong_debugfs(struct mlx5_ib_dev *dev, u8 port_num)
dbg_cc_params->root = debugfs_create_dir("cc_params",
mdev->priv.dbg_root);
- if (!dbg_cc_params->root)
- goto err;
for (i = 0; i < MLX5_IB_DBG_CC_MAX; i++) {
dbg_cc_params->params[i].offset = i;
@@ -427,14 +425,11 @@ int mlx5_ib_init_cong_debugfs(struct mlx5_ib_dev *dev, u8 port_num)
0600, dbg_cc_params->root,
&dbg_cc_params->params[i],
&dbg_cc_fops);
- if (!dbg_cc_params->params[i].dentry)
- goto err;
}
put_mdev:
mlx5_ib_put_native_port_mdev(dev, port_num + 1);
-out:
- return 0;
+ return;
err:
mlx5_ib_warn(dev, "cong debugfs failure\n");
@@ -445,5 +440,5 @@ err:
* We don't want to fail driver if debugfs failed to initialize,
* so we are not forwarding error to the user.
*/
- return 0;
+ return;
}
diff --git a/drivers/infiniband/hw/mlx5/main.c b/drivers/infiniband/hw/mlx5/main.c
index b32b5c7f1cfd..2aaa196c2653 100644
--- a/drivers/infiniband/hw/mlx5/main.c
+++ b/drivers/infiniband/hw/mlx5/main.c
@@ -5530,9 +5530,7 @@ static bool mlx5_ib_bind_slave_port(struct mlx5_ib_dev *ibdev,
mpi->mdev_events.notifier_call = mlx5_ib_event_slave_port;
mlx5_notifier_register(mpi->mdev, &mpi->mdev_events);
- err = mlx5_ib_init_cong_debugfs(ibdev, port_num);
- if (err)
- goto unbind;
+ mlx5_ib_init_cong_debugfs(ibdev, port_num);
return true;
@@ -6207,8 +6205,9 @@ void mlx5_ib_stage_counters_cleanup(struct mlx5_ib_dev *dev)
static int mlx5_ib_stage_cong_debugfs_init(struct mlx5_ib_dev *dev)
{
- return mlx5_ib_init_cong_debugfs(dev,
- mlx5_core_native_port_num(dev->mdev) - 1);
+ mlx5_ib_init_cong_debugfs(dev,
+ mlx5_core_native_port_num(dev->mdev) - 1);
+ return 0;
}
static void mlx5_ib_stage_cong_debugfs_cleanup(struct mlx5_ib_dev *dev)
diff --git a/drivers/infiniband/hw/mlx5/mlx5_ib.h b/drivers/infiniband/hw/mlx5/mlx5_ib.h
index 819207190343..ea124af56dce 100644
--- a/drivers/infiniband/hw/mlx5/mlx5_ib.h
+++ b/drivers/infiniband/hw/mlx5/mlx5_ib.h
@@ -636,7 +636,6 @@ struct mlx5_cache_ent {
spinlock_t lock;
- struct dentry *dir;
char name[4];
u32 order;
u32 xlt;
@@ -648,11 +647,6 @@ struct mlx5_cache_ent {
u32 miss;
u32 limit;
- struct dentry *fsize;
- struct dentry *fcur;
- struct dentry *fmiss;
- struct dentry *flimit;
-
struct mlx5_ib_dev *dev;
struct work_struct work;
struct delayed_work dwork;
@@ -1270,7 +1264,7 @@ __be16 mlx5_get_roce_udp_sport(struct mlx5_ib_dev *dev,
const struct ib_gid_attr *attr);
void mlx5_ib_cleanup_cong_debugfs(struct mlx5_ib_dev *dev, u8 port_num);
-int mlx5_ib_init_cong_debugfs(struct mlx5_ib_dev *dev, u8 port_num);
+void mlx5_ib_init_cong_debugfs(struct mlx5_ib_dev *dev, u8 port_num);
/* GSI QP helper functions */
struct ib_qp *mlx5_ib_gsi_create_qp(struct ib_pd *pd,
diff --git a/drivers/infiniband/hw/mlx5/mr.c b/drivers/infiniband/hw/mlx5/mr.c
index 6d763d6a189f..d78a94803e8c 100644
--- a/drivers/infiniband/hw/mlx5/mr.c
+++ b/drivers/infiniband/hw/mlx5/mr.c
@@ -606,52 +606,27 @@ static void mlx5_mr_cache_debugfs_cleanup(struct mlx5_ib_dev *dev)
dev->cache.root = NULL;
}
-static int mlx5_mr_cache_debugfs_init(struct mlx5_ib_dev *dev)
+static void mlx5_mr_cache_debugfs_init(struct mlx5_ib_dev *dev)
{
struct mlx5_mr_cache *cache = &dev->cache;
struct mlx5_cache_ent *ent;
+ struct dentry *dir;
int i;
if (!mlx5_debugfs_root || dev->rep)
- return 0;
+ return;
cache->root = debugfs_create_dir("mr_cache", dev->mdev->priv.dbg_root);
- if (!cache->root)
- return -ENOMEM;
for (i = 0; i < MAX_MR_CACHE_ENTRIES; i++) {
ent = &cache->ent[i];
sprintf(ent->name, "%d", ent->order);
- ent->dir = debugfs_create_dir(ent->name, cache->root);
- if (!ent->dir)
- goto err;
-
- ent->fsize = debugfs_create_file("size", 0600, ent->dir, ent,
- &size_fops);
- if (!ent->fsize)
- goto err;
-
- ent->flimit = debugfs_create_file("limit", 0600, ent->dir, ent,
- &limit_fops);
- if (!ent->flimit)
- goto err;
-
- ent->fcur = debugfs_create_u32("cur", 0400, ent->dir,
- &ent->cur);
- if (!ent->fcur)
- goto err;
-
- ent->fmiss = debugfs_create_u32("miss", 0600, ent->dir,
- &ent->miss);
- if (!ent->fmiss)
- goto err;
+ dir = debugfs_create_dir(ent->name, cache->root);
+ debugfs_create_file("size", 0600, dir, ent, &size_fops);
+ debugfs_create_file("limit", 0600, dir, ent, &limit_fops);
+ debugfs_create_u32("cur", 0400, dir, &ent->cur);
+ debugfs_create_u32("miss", 0600, dir, &ent->miss);
}
-
- return 0;
-err:
- mlx5_mr_cache_debugfs_cleanup(dev);
-
- return -ENOMEM;
}
static void delay_time_func(struct timer_list *t)
@@ -665,7 +640,6 @@ int mlx5_mr_cache_init(struct mlx5_ib_dev *dev)
{
struct mlx5_mr_cache *cache = &dev->cache;
struct mlx5_cache_ent *ent;
- int err;
int i;
mutex_init(&dev->slow_path_mutex);
@@ -709,14 +683,7 @@ int mlx5_mr_cache_init(struct mlx5_ib_dev *dev)
queue_work(cache->wq, &ent->work);
}
- err = mlx5_mr_cache_debugfs_init(dev);
- if (err)
- mlx5_ib_warn(dev, "cache debugfs failure\n");
-
- /*
- * We don't want to fail driver if debugfs failed to initialize,
- * so we are not forwarding error to the user.
- */
+ mlx5_mr_cache_debugfs_init(dev);
return 0;
}
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