diff options
Diffstat (limited to 'io_uring/memmap.h')
| -rw-r--r-- | io_uring/memmap.h | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/io_uring/memmap.h b/io_uring/memmap.h index 5cec5b7ac49a..f361a635b6c7 100644 --- a/io_uring/memmap.h +++ b/io_uring/memmap.h @@ -22,4 +22,18 @@ unsigned long io_uring_get_unmapped_area(struct file *file, unsigned long addr, unsigned long flags); int io_uring_mmap(struct file *file, struct vm_area_struct *vma); +void io_free_region(struct io_ring_ctx *ctx, struct io_mapped_region *mr); +int io_create_region(struct io_ring_ctx *ctx, struct io_mapped_region *mr, + struct io_uring_region_desc *reg); + +static inline void *io_region_get_ptr(struct io_mapped_region *mr) +{ + return mr->vmap_ptr; +} + +static inline bool io_region_is_set(struct io_mapped_region *mr) +{ + return !!mr->nr_pages; +} + #endif |