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yaml
---
r: 130517
b: refs/heads/master
c: 7598909
h: refs/heads/master
i:
  130515: 30a4228
v: v3
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Nikanth Karthikesan authored and Jens Axboe committed Jan 30, 2009
1 parent 46b4072 commit ac7588f
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2 changes: 1 addition & 1 deletion [refs]
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---
refs/heads/master: a229fc61ef0ee3c30fd193beee0eeb87410227f1
refs/heads/master: 7598909e3ee2a08726276d6415b69dadb52d0d76
6 changes: 3 additions & 3 deletions trunk/Documentation/block/biodoc.txt
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Expand Up @@ -954,14 +954,14 @@ elevator_allow_merge_fn called whenever the block layer determines
results in some sort of conflict internally,
this hook allows it to do that.

elevator_dispatch_fn fills the dispatch queue with ready requests.
elevator_dispatch_fn* fills the dispatch queue with ready requests.
I/O schedulers are free to postpone requests by
not filling the dispatch queue unless @force
is non-zero. Once dispatched, I/O schedulers
are not allowed to manipulate the requests -
they belong to generic dispatch queue.

elevator_add_req_fn called to add a new request into the scheduler
elevator_add_req_fn* called to add a new request into the scheduler

elevator_queue_empty_fn returns true if the merge queue is empty.
Drivers shouldn't use this, but rather check
Expand Down Expand Up @@ -991,7 +991,7 @@ elevator_activate_req_fn Called when device driver first sees a request.
elevator_deactivate_req_fn Called when device driver decides to delay
a request by requeueing it.

elevator_init_fn
elevator_init_fn*
elevator_exit_fn Allocate and free any elevator specific storage
for a queue.

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