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author | Linus Torvalds <torvalds@woody.osdl.org> | 2006-12-21 09:03:38 +0100 |
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committer | Linus Torvalds <torvalds@woody.osdl.org> | 2006-12-21 09:03:38 +0100 |
commit | 4604096768d3be37ee1a05aee424aceed3e1b56f (patch) | |
tree | 56010e180bb32be7e57971e4bb617c28d0d09099 /include | |
parent | Merge branch 'upstream-linus' of master.kernel.org:/pub/scm/linux/kernel/git/... (diff) | |
parent | [PATCH] block: document io scheduler allow_merge_fn hook (diff) | |
download | linux-4604096768d3be37ee1a05aee424aceed3e1b56f.tar.xz linux-4604096768d3be37ee1a05aee424aceed3e1b56f.zip |
Merge branch 'for-linus' of git://brick.kernel.dk/data/git/linux-2.6-block
* 'for-linus' of git://brick.kernel.dk/data/git/linux-2.6-block:
[PATCH] block: document io scheduler allow_merge_fn hook
[PATCH] cfq-iosched: don't allow sync merges across queues
[PATCH] Fixup blk_rq_unmap_user() API
[PATCH] __blk_rq_unmap_user() fails to return error
[PATCH] __blk_rq_map_user() doesn't need to grab the queue_lock
[PATCH] Remove queue merging hooks
[PATCH] ->nr_sectors and ->hard_nr_sectors are not used for BLOCK_PC requests
[PATCH] cciss: fix XFER_READ/XFER_WRITE in do_cciss_request
[PATCH] cciss: set default raid level when reading geometry fails
Diffstat (limited to '')
-rw-r--r-- | include/linux/blkdev.h | 14 | ||||
-rw-r--r-- | include/linux/elevator.h | 3 |
2 files changed, 9 insertions, 8 deletions
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index ea330d7b46c0..36a6eacefe20 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -331,10 +331,6 @@ struct request_pm_state #include <linux/elevator.h> -typedef int (merge_request_fn) (request_queue_t *, struct request *, - struct bio *); -typedef int (merge_requests_fn) (request_queue_t *, struct request *, - struct request *); typedef void (request_fn_proc) (request_queue_t *q); typedef int (make_request_fn) (request_queue_t *q, struct bio *bio); typedef int (prep_rq_fn) (request_queue_t *, struct request *); @@ -376,9 +372,6 @@ struct request_queue struct request_list rq; request_fn_proc *request_fn; - merge_request_fn *back_merge_fn; - merge_request_fn *front_merge_fn; - merge_requests_fn *merge_requests_fn; make_request_fn *make_request_fn; prep_rq_fn *prep_rq_fn; unplug_fn *unplug_fn; @@ -649,6 +642,11 @@ extern int sg_scsi_ioctl(struct file *, struct request_queue *, struct gendisk *, struct scsi_ioctl_command __user *); /* + * Temporary export, until SCSI gets fixed up. + */ +extern int ll_back_merge_fn(request_queue_t *, struct request *, struct bio *); + +/* * A queue has just exitted congestion. Note this in the global counter of * congested queues, and wake up anyone who was waiting for requests to be * put back. @@ -674,7 +672,7 @@ extern void __blk_stop_queue(request_queue_t *q); extern void blk_run_queue(request_queue_t *); extern void blk_start_queueing(request_queue_t *); extern int blk_rq_map_user(request_queue_t *, struct request *, void __user *, unsigned long); -extern int blk_rq_unmap_user(struct request *); +extern int blk_rq_unmap_user(struct bio *); extern int blk_rq_map_kern(request_queue_t *, struct request *, void *, unsigned int, gfp_t); extern int blk_rq_map_user_iov(request_queue_t *, struct request *, struct sg_iovec *, int, unsigned int); diff --git a/include/linux/elevator.h b/include/linux/elevator.h index a24931d24404..e88fcbc77f8f 100644 --- a/include/linux/elevator.h +++ b/include/linux/elevator.h @@ -12,6 +12,8 @@ typedef void (elevator_merge_req_fn) (request_queue_t *, struct request *, struc typedef void (elevator_merged_fn) (request_queue_t *, struct request *, int); +typedef int (elevator_allow_merge_fn) (request_queue_t *, struct request *, struct bio *); + typedef int (elevator_dispatch_fn) (request_queue_t *, int); typedef void (elevator_add_req_fn) (request_queue_t *, struct request *); @@ -33,6 +35,7 @@ struct elevator_ops elevator_merge_fn *elevator_merge_fn; elevator_merged_fn *elevator_merged_fn; elevator_merge_req_fn *elevator_merge_req_fn; + elevator_allow_merge_fn *elevator_allow_merge_fn; elevator_dispatch_fn *elevator_dispatch_fn; elevator_add_req_fn *elevator_add_req_fn; |