diff options
Diffstat (limited to 'include/rdma')
| -rw-r--r-- | include/rdma/ib_verbs.h | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h index e463d3007a35..a66238d8a2a3 100644 --- a/include/rdma/ib_verbs.h +++ b/include/rdma/ib_verbs.h @@ -2646,6 +2646,28 @@ void *ib_get_client_data(struct ib_device *device, struct ib_client *client); void ib_set_client_data(struct ib_device *device, struct ib_client *client, void *data); +#if IS_ENABLED(CONFIG_INFINIBAND_USER_ACCESS) +int rdma_user_mmap_io(struct ib_ucontext *ucontext, struct vm_area_struct *vma, + unsigned long pfn, unsigned long size, pgprot_t prot); +int rdma_user_mmap_page(struct ib_ucontext *ucontext, + struct vm_area_struct *vma, struct page *page, + unsigned long size); +#else +static inline int rdma_user_mmap_io(struct ib_ucontext *ucontext, + struct vm_area_struct *vma, + unsigned long pfn, unsigned long size, + pgprot_t prot) +{ + return -EINVAL; +} +static inline int rdma_user_mmap_page(struct ib_ucontext *ucontext, + struct vm_area_struct *vma, struct page *page, + unsigned long size) +{ + return -EINVAL; +} +#endif + static inline int ib_copy_from_udata(void *dest, struct ib_udata *udata, size_t len) { return copy_from_user(dest, udata->inbuf, len) ? -EFAULT : 0; |