ocrdma_dev_list is not used by the driver. So removing
the references of this variable. dev->rcu was introduced
for the ipv6 notifier for GID management. This is no longer
required as the GID management is outside the HW driver.
Signed-off-by: Padmanabh Ratnakar <padmanabh.ratnakar@xxxxxxxxxxxxx>
Signed-off-by: Selvin Xavier <selvin.xavier@xxxxxxxxxxxxx>
---
drivers/infiniband/hw/ocrdma/ocrdma.h | 1 -
drivers/infiniband/hw/ocrdma/ocrdma_main.c | 16 ++--------------
2 files changed, 2 insertions(+), 15 deletions(-)
diff --git a/drivers/infiniband/hw/ocrdma/ocrdma.h b/drivers/infiniband/hw/ocrdma/ocrdma.h
index b4091ab..8cd57c7 100644
--- a/drivers/infiniband/hw/ocrdma/ocrdma.h
+++ b/drivers/infiniband/hw/ocrdma/ocrdma.h
@@ -278,7 +278,6 @@ struct ocrdma_dev {
u32 hba_port_num;
struct list_head entry;
- struct rcu_head rcu;
int id;
u64 *stag_arr;
u8 sl; /* service level */
diff --git a/drivers/infiniband/hw/ocrdma/ocrdma_main.c b/drivers/infiniband/hw/ocrdma/ocrdma_main.c
index 87aa55d..cb1af0f 100644
--- a/drivers/infiniband/hw/ocrdma/ocrdma_main.c
+++ b/drivers/infiniband/hw/ocrdma/ocrdma_main.c
@@ -63,8 +63,6 @@ MODULE_DESCRIPTION(OCRDMA_ROCE_DRV_DESC " " OCRDMA_ROCE_DRV_VERSION);
MODULE_AUTHOR("Emulex Corporation");
MODULE_LICENSE("Dual BSD/GPL");
-static LIST_HEAD(ocrdma_dev_list);
-static DEFINE_SPINLOCK(ocrdma_devlist_lock);
static DEFINE_IDR(ocrdma_dev_id);
void ocrdma_get_guid(struct ocrdma_dev *dev, u8 *guid)
@@ -325,9 +323,6 @@ static struct ocrdma_dev *ocrdma_add(struct be_dev_info *dev_info)
for (i = 0; i < ARRAY_SIZE(ocrdma_attributes); i++)
if (device_create_file(&dev->ibdev.dev, ocrdma_attributes[i]))
goto sysfs_err;
- spin_lock(&ocrdma_devlist_lock);
- list_add_tail_rcu(&dev->entry, &ocrdma_dev_list);
- spin_unlock(&ocrdma_devlist_lock);
/* Init stats */
ocrdma_add_port_stats(dev);
/* Interrupt Moderation */
@@ -356,9 +351,8 @@ idr_err:
return NULL;
}
-static void ocrdma_remove_free(struct rcu_head *rcu)
+static void ocrdma_remove_free(struct ocrdma_dev *dev)
{
- struct ocrdma_dev *dev = container_of(rcu, struct ocrdma_dev, rcu);
idr_remove(&ocrdma_dev_id, dev->id);
kfree(dev->mbx_cmd);
@@ -375,15 +369,9 @@ static void ocrdma_remove(struct ocrdma_dev *dev)
ib_unregister_device(&dev->ibdev);
ocrdma_rem_port_stats(dev);
-
- spin_lock(&ocrdma_devlist_lock);
- list_del_rcu(&dev->entry);
- spin_unlock(&ocrdma_devlist_lock);
-
ocrdma_free_resources(dev);
ocrdma_cleanup_hw(dev);
-
- call_rcu(&dev->rcu, ocrdma_remove_free);
+ ocrdma_remove_free(dev);
}
static int ocrdma_open(struct ocrdma_dev *dev)
--
1.8.3.1
--
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