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| author | Selvin Xavier <selvin.xavier@avagotech.com> | 2015-10-20 08:47:56 (GMT) |
|---|---|---|
| committer | Doug Ledford <dledford@redhat.com> | 2015-10-21 21:28:18 (GMT) |
| commit | 5a85f5e9d41bfd8a1fb5136d5ea2815fc75a5271 (patch) | |
| tree | 44774a3a0cfa1ec197a2061791e18fc870c98acf | |
| parent | 3dd9a5dc24c0bfb1453965a22f5234367a8936e3 (diff) | |
| download | linux-5a85f5e9d41bfd8a1fb5136d5ea2815fc75a5271.tar.xz | |
RDMA/ocrdma: Cleanup unused device list and rcu variables
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@avagotech.com>
Signed-off-by: Selvin Xavier <selvin.xavier@avagotech.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
| -rw-r--r-- | drivers/infiniband/hw/ocrdma/ocrdma.h | 1 | ||||
| -rw-r--r-- | 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) |