diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/rdma/ib_umem_odp.h | 20 | ||||
| -rw-r--r-- | include/rdma/ib_verbs.h | 22 |
2 files changed, 21 insertions, 21 deletions
diff --git a/include/rdma/ib_umem_odp.h b/include/rdma/ib_umem_odp.h index 394ea6b68db7..259eb08dfc9e 100644 --- a/include/rdma/ib_umem_odp.h +++ b/include/rdma/ib_umem_odp.h @@ -91,8 +91,26 @@ static inline struct ib_umem_odp *to_ib_umem_odp(struct ib_umem *umem) #ifdef CONFIG_INFINIBAND_ON_DEMAND_PAGING +struct ib_ucontext_per_mm { + struct ib_ucontext *context; + struct mm_struct *mm; + struct pid *tgid; + + struct rb_root_cached umem_tree; + /* Protects umem_tree */ + struct rw_semaphore umem_rwsem; + atomic_t notifier_count; + + struct mmu_notifier mn; + /* A list of umems that don't have private mmu notifier counters yet. */ + struct list_head no_private_counters; + unsigned int odp_mrs_count; + + struct list_head ucontext_list; +}; + int ib_umem_odp_get(struct ib_umem_odp *umem_odp, int access); -struct ib_umem_odp *ib_alloc_odp_umem(struct ib_ucontext *context, +struct ib_umem_odp *ib_alloc_odp_umem(struct ib_ucontext_per_mm *per_mm, unsigned long addr, size_t size); void ib_umem_odp_release(struct ib_umem_odp *umem_odp); diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h index 2cf2cee5a753..6437e6af758d 100644 --- a/include/rdma/ib_verbs.h +++ b/include/rdma/ib_verbs.h @@ -1488,25 +1488,6 @@ struct ib_rdmacg_object { #endif }; -#ifdef CONFIG_INFINIBAND_ON_DEMAND_PAGING -struct ib_ucontext_per_mm { - struct ib_ucontext *context; - - struct rb_root_cached umem_tree; - /* - * Protects .umem_rbroot and tree, as well as odp_mrs_count and - * mmu notifiers registration. - */ - struct rw_semaphore umem_rwsem; - - 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; - unsigned int odp_mrs_count; -}; -#endif - struct ib_ucontext { struct ib_device *device; struct ib_uverbs_file *ufile; @@ -1523,7 +1504,8 @@ struct ib_ucontext { #ifdef CONFIG_INFINIBAND_ON_DEMAND_PAGING void (*invalidate_range)(struct ib_umem_odp *umem_odp, unsigned long start, unsigned long end); - struct ib_ucontext_per_mm per_mm; + struct mutex per_mm_list_lock; + struct list_head per_mm_list; #endif struct ib_rdmacg_object cg_obj; |