diff options
Diffstat (limited to '')
| -rw-r--r-- | drivers/infiniband/hw/cxgb3/iwch.h | 30 |
1 files changed, 3 insertions, 27 deletions
diff --git a/drivers/infiniband/hw/cxgb3/iwch.h b/drivers/infiniband/hw/cxgb3/iwch.h index 70e086946d30..310a937bffcf 100644 --- a/drivers/infiniband/hw/cxgb3/iwch.h +++ b/drivers/infiniband/hw/cxgb3/iwch.h @@ -35,7 +35,7 @@ #include <linux/mutex.h> #include <linux/list.h> #include <linux/spinlock.h> -#include <linux/idr.h> +#include <linux/xarray.h> #include <linux/workqueue.h> #include <rdma/ib_verbs.h> @@ -108,8 +108,7 @@ struct iwch_dev { struct iwch_rnic_attributes attr; struct xarray cqs; struct xarray qps; - struct idr mmidr; - spinlock_t lock; + struct xarray mrs; struct list_head entry; struct delayed_work db_drop_task; }; @@ -146,30 +145,7 @@ static inline struct iwch_qp *get_qhp(struct iwch_dev *rhp, u32 qpid) static inline struct iwch_mr *get_mhp(struct iwch_dev *rhp, u32 mmid) { - return idr_find(&rhp->mmidr, mmid); -} - -static inline int insert_handle(struct iwch_dev *rhp, struct idr *idr, - void *handle, u32 id) -{ - int ret; - - idr_preload(GFP_KERNEL); - spin_lock_irq(&rhp->lock); - - ret = idr_alloc(idr, handle, id, id + 1, GFP_NOWAIT); - - spin_unlock_irq(&rhp->lock); - idr_preload_end(); - - return ret < 0 ? ret : 0; -} - -static inline void remove_handle(struct iwch_dev *rhp, struct idr *idr, u32 id) -{ - spin_lock_irq(&rhp->lock); - idr_remove(idr, id); - spin_unlock_irq(&rhp->lock); + return xa_load(&rhp->mrs, mmid); } extern struct cxgb3_client t3c_client; |