diff options
Diffstat (limited to 'libc/kernel/common/linux/elevator.h')
| -rw-r--r-- | libc/kernel/common/linux/elevator.h | 48 |
1 files changed, 23 insertions, 25 deletions
diff --git a/libc/kernel/common/linux/elevator.h b/libc/kernel/common/linux/elevator.h index 38c60234e..2e79ce989 100644 --- a/libc/kernel/common/linux/elevator.h +++ b/libc/kernel/common/linux/elevator.h @@ -7,105 +7,103 @@ *** structures, and macros generated from the original header, and thus, *** contains no copyrightable information. *** - *** To edit the content of this header, modify the corresponding - *** source file (e.g. under external/kernel-headers/original/) then - *** run bionic/libc/kernel/tools/update_all.py - *** - *** Any manual change here will be lost the next time this script will - *** be run. You've been warned! - *** **************************************************************************** ****************************************************************************/ #ifndef _LINUX_ELEVATOR_H #define _LINUX_ELEVATOR_H + typedef int (elevator_merge_fn) (request_queue_t *, struct request **, struct bio *); -/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ + typedef void (elevator_merge_req_fn) (request_queue_t *, struct request *, struct request *); + typedef void (elevator_merged_fn) (request_queue_t *, struct request *); + typedef int (elevator_dispatch_fn) (request_queue_t *, int); + typedef void (elevator_add_req_fn) (request_queue_t *, struct request *); -/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ typedef int (elevator_queue_empty_fn) (request_queue_t *); typedef struct request *(elevator_request_list_fn) (request_queue_t *, struct request *); typedef void (elevator_completed_req_fn) (request_queue_t *, struct request *); typedef int (elevator_may_queue_fn) (request_queue_t *, int, struct bio *); -/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ + typedef int (elevator_set_req_fn) (request_queue_t *, struct request *, struct bio *, gfp_t); typedef void (elevator_put_req_fn) (request_queue_t *, struct request *); typedef void (elevator_activate_req_fn) (request_queue_t *, struct request *); typedef void (elevator_deactivate_req_fn) (request_queue_t *, struct request *); -/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ + typedef void *(elevator_init_fn) (request_queue_t *, elevator_t *); typedef void (elevator_exit_fn) (elevator_t *); + struct elevator_ops { -/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ elevator_merge_fn *elevator_merge_fn; elevator_merged_fn *elevator_merged_fn; elevator_merge_req_fn *elevator_merge_req_fn; + elevator_dispatch_fn *elevator_dispatch_fn; -/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ elevator_add_req_fn *elevator_add_req_fn; elevator_activate_req_fn *elevator_activate_req_fn; elevator_deactivate_req_fn *elevator_deactivate_req_fn; + elevator_queue_empty_fn *elevator_queue_empty_fn; -/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ elevator_completed_req_fn *elevator_completed_req_fn; + elevator_request_list_fn *elevator_former_req_fn; elevator_request_list_fn *elevator_latter_req_fn; + elevator_set_req_fn *elevator_set_req_fn; -/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ elevator_put_req_fn *elevator_put_req_fn; + elevator_may_queue_fn *elevator_may_queue_fn; + elevator_init_fn *elevator_init_fn; elevator_exit_fn *elevator_exit_fn; -/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ void (*trim)(struct io_context *); }; + #define ELV_NAME_MAX (16) + struct elv_fs_entry { -/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ struct attribute attr; ssize_t (*show)(elevator_t *, char *); ssize_t (*store)(elevator_t *, const char *, size_t); }; -/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ + struct elevator_type { struct list_head list; struct elevator_ops ops; -/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ struct elevator_type *elevator_type; struct elv_fs_entry *elevator_attrs; char elevator_name[ELV_NAME_MAX]; struct module *elevator_owner; -/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ }; + struct elevator_queue { struct elevator_ops *ops; -/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ void *elevator_data; struct kobject kobj; struct elevator_type *elevator_type; struct mutex sysfs_lock; -/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ }; + #define ELEVATOR_NO_MERGE 0 #define ELEVATOR_FRONT_MERGE 1 #define ELEVATOR_BACK_MERGE 2 -/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ + #define ELEVATOR_INSERT_FRONT 1 #define ELEVATOR_INSERT_BACK 2 #define ELEVATOR_INSERT_SORT 3 #define ELEVATOR_INSERT_REQUEUE 4 -/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ + enum { ELV_MQUEUE_MAY, ELV_MQUEUE_NO, ELV_MQUEUE_MUST, -/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ }; + #define rq_end_sector(rq) ((rq)->sector + (rq)->nr_sectors) + #endif |