#include <uapi/linux/if_ether.h>
#include <linux/atomic.h>
+#include <linux/mmu_notifier.h>
#include <asm/uaccess.h>
extern struct workqueue_struct *ib_wq;
u8 page_shift;
};
+struct ib_umem;
+
struct ib_ucontext {
struct ib_device *device;
struct list_head pd_list;
struct list_head xrcd_list;
struct list_head rule_list;
int closing;
+
+ struct pid *tgid;
+#ifdef CONFIG_INFINIBAND_ON_DEMAND_PAGING
+ struct rb_root umem_tree;
+ /*
+ * Protects .umem_rbroot and tree, as well as odp_mrs_count and
+ * mmu notifiers registration.
+ */
+ struct rw_semaphore umem_rwsem;
+ void (*invalidate_range)(struct ib_umem *umem,
+ unsigned long start, unsigned long end);
+
+ struct mmu_notifier mn;
+ atomic_t notifier_count;
+ /* A list of umems that don't have private mmu notifier counters yet. */
+ struct list_head no_private_counters;
+ int odp_mrs_count;
+#endif
};
struct ib_uobject {