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authorJens Axboe <jens.axboe@oracle.com>2007-07-24 09:28:11 +0200
committerJens Axboe <jens.axboe@oracle.com>2007-07-24 09:28:11 +0200
commit165125e1e480f9510a5ffcfbfee4e3ee38c05f23 (patch)
tree8009c8a5ff09e26dc2418d42f66ecafb055c52a2 /Documentation
parentf695baf2df9e0413d3521661070103711545207a (diff)
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[BLOCK] Get rid of request_queue_t typedef
Some of the code has been gradually transitioned to using the proper struct request_queue, but there's lots left. So do a full sweet of the kernel and get rid of this typedef and replace its uses with the proper type. Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/block/barrier.txt6
-rw-r--r--Documentation/block/biodoc.txt10
-rw-r--r--Documentation/block/request.txt2
-rw-r--r--Documentation/iostats.txt2
4 files changed, 10 insertions, 10 deletions
diff --git a/Documentation/block/barrier.txt b/Documentation/block/barrier.txt
index 7d279f2f5bb2..2c2f24f634e4 100644
--- a/Documentation/block/barrier.txt
+++ b/Documentation/block/barrier.txt
@@ -79,9 +79,9 @@ and how to prepare flush requests. Note that the term 'ordered' is
used to indicate the whole sequence of performing barrier requests
including draining and flushing.
-typedef void (prepare_flush_fn)(request_queue_t *q, struct request *rq);
+typedef void (prepare_flush_fn)(struct request_queue *q, struct request *rq);
-int blk_queue_ordered(request_queue_t *q, unsigned ordered,
+int blk_queue_ordered(struct request_queue *q, unsigned ordered,
prepare_flush_fn *prepare_flush_fn);
@q : the queue in question
@@ -92,7 +92,7 @@ int blk_queue_ordered(request_queue_t *q, unsigned ordered,
For example, SCSI disk driver's prepare_flush_fn looks like the
following.
-static void sd_prepare_flush(request_queue_t *q, struct request *rq)
+static void sd_prepare_flush(struct request_queue *q, struct request *rq)
{
memset(rq->cmd, 0, sizeof(rq->cmd));
rq->cmd_type = REQ_TYPE_BLOCK_PC;
diff --git a/Documentation/block/biodoc.txt b/Documentation/block/biodoc.txt
index 3adaace328a6..8af392fc6ef0 100644
--- a/Documentation/block/biodoc.txt
+++ b/Documentation/block/biodoc.txt
@@ -740,12 +740,12 @@ Block now offers some simple generic functionality to help support command
queueing (typically known as tagged command queueing), ie manage more than
one outstanding command on a queue at any given time.
- blk_queue_init_tags(request_queue_t *q, int depth)
+ blk_queue_init_tags(struct request_queue *q, int depth)
Initialize internal command tagging structures for a maximum
depth of 'depth'.
- blk_queue_free_tags((request_queue_t *q)
+ blk_queue_free_tags((struct request_queue *q)
Teardown tag info associated with the queue. This will be done
automatically by block if blk_queue_cleanup() is called on a queue
@@ -754,7 +754,7 @@ one outstanding command on a queue at any given time.
The above are initialization and exit management, the main helpers during
normal operations are:
- blk_queue_start_tag(request_queue_t *q, struct request *rq)
+ blk_queue_start_tag(struct request_queue *q, struct request *rq)
Start tagged operation for this request. A free tag number between
0 and 'depth' is assigned to the request (rq->tag holds this number),
@@ -762,7 +762,7 @@ normal operations are:
for this queue is already achieved (or if the tag wasn't started for
some other reason), 1 is returned. Otherwise 0 is returned.
- blk_queue_end_tag(request_queue_t *q, struct request *rq)
+ blk_queue_end_tag(struct request_queue *q, struct request *rq)
End tagged operation on this request. 'rq' is removed from the internal
book keeping structures.
@@ -781,7 +781,7 @@ queue. For instance, on IDE any tagged request error needs to clear both
the hardware and software block queue and enable the driver to sanely restart
all the outstanding requests. There's a third helper to do that:
- blk_queue_invalidate_tags(request_queue_t *q)
+ blk_queue_invalidate_tags(struct request_queue *q)
Clear the internal block tag queue and re-add all the pending requests
to the request queue. The driver will receive them again on the
diff --git a/Documentation/block/request.txt b/Documentation/block/request.txt
index 75924e2a6975..fff58acb40a3 100644
--- a/Documentation/block/request.txt
+++ b/Documentation/block/request.txt
@@ -83,6 +83,6 @@ struct bio *bio DBI First bio in request
struct bio *biotail DBI Last bio in request
-request_queue_t *q DB Request queue this request belongs to
+struct request_queue *q DB Request queue this request belongs to
struct request_list *rl B Request list this request came from
diff --git a/Documentation/iostats.txt b/Documentation/iostats.txt
index 09a1bafe2528..b963c3b4afa5 100644
--- a/Documentation/iostats.txt
+++ b/Documentation/iostats.txt
@@ -79,7 +79,7 @@ Field 8 -- # of milliseconds spent writing
measured from __make_request() to end_that_request_last()).
Field 9 -- # of I/Os currently in progress
The only field that should go to zero. Incremented as requests are
- given to appropriate request_queue_t and decremented as they finish.
+ given to appropriate struct request_queue and decremented as they finish.
Field 10 -- # of milliseconds spent doing I/Os
This field is increases so long as field 9 is nonzero.
Field 11 -- weighted # of milliseconds spent doing I/Os