diff options
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/dm-bufio.h | 7 | ||||
| -rw-r--r-- | include/linux/dm-io.h | 3 |
2 files changed, 9 insertions, 1 deletions
diff --git a/include/linux/dm-bufio.h b/include/linux/dm-bufio.h index 75e7d8cbb532..d1503b815a78 100644 --- a/include/linux/dm-bufio.h +++ b/include/linux/dm-bufio.h @@ -64,6 +64,9 @@ void dm_bufio_set_sector_offset(struct dm_bufio_client *c, sector_t start); void *dm_bufio_read(struct dm_bufio_client *c, sector_t block, struct dm_buffer **bp); +void *dm_bufio_read_with_ioprio(struct dm_bufio_client *c, sector_t block, + struct dm_buffer **bp, unsigned short ioprio); + /* * Like dm_bufio_read, but return buffer from cache, don't read * it. If the buffer is not in the cache, return NULL. @@ -86,6 +89,10 @@ void *dm_bufio_new(struct dm_bufio_client *c, sector_t block, void dm_bufio_prefetch(struct dm_bufio_client *c, sector_t block, unsigned int n_blocks); +void dm_bufio_prefetch_with_ioprio(struct dm_bufio_client *c, + sector_t block, unsigned int n_blocks, + unsigned short ioprio); + /* * Release a reference obtained with dm_bufio_{read,get,new}. The data * pointer and dm_buffer pointer is no longer valid after this call. diff --git a/include/linux/dm-io.h b/include/linux/dm-io.h index 7595142f3fc5..7b2968612b7e 100644 --- a/include/linux/dm-io.h +++ b/include/linux/dm-io.h @@ -80,7 +80,8 @@ void dm_io_client_destroy(struct dm_io_client *client); * error occurred doing io to the corresponding region. */ int dm_io(struct dm_io_request *io_req, unsigned int num_regions, - struct dm_io_region *region, unsigned int long *sync_error_bits); + struct dm_io_region *region, unsigned int long *sync_error_bits, + unsigned short ioprio); #endif /* __KERNEL__ */ #endif /* _LINUX_DM_IO_H */ |