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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2009-01-30 17:46:42 +0100 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-01-30 17:46:42 +0100 |
| commit | ae704e9f92f87b12c5938b07245792857c7c9c14 (patch) | |
| tree | b30f065b6bc815a0c0ce7ccb7d1c8a74b7e14b08 /Documentation | |
| parent | Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6 (diff) | |
| parent | cfq-iosched: Allow RT requests to pre-empt ongoing BE timeslice (diff) | |
| download | linux-ae704e9f92f87b12c5938b07245792857c7c9c14.tar.xz linux-ae704e9f92f87b12c5938b07245792857c7c9c14.zip | |
Merge branch 'for-linus' of git://git.kernel.dk/linux-2.6-block
* 'for-linus' of git://git.kernel.dk/linux-2.6-block:
cfq-iosched: Allow RT requests to pre-empt ongoing BE timeslice
block: add sysfs file for controlling io stats accounting
Mark mandatory elevator functions in the biodoc.txt
include/linux: Add bsg.h to the Kernel exported headers
block: silently error an unsupported barrier bio
block: Fix documentation for blkdev_issue_flush()
block: add bio_rw_flagged() for testing bio->bi_rw
block: seperate bio/request unplug and sync bits
block: export SSD/non-rotational queue flag through sysfs
Fix small typo in bio.h's documentation
block: get rid of the manual directory counting in blktrace
block: Allow empty integrity profile
block: Remove obsolete BUG_ON
block: Don't verify integrity metadata on read error
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/block/biodoc.txt | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/Documentation/block/biodoc.txt b/Documentation/block/biodoc.txt index 5d2480d33b43..ecad6ee75705 100644 --- a/Documentation/block/biodoc.txt +++ b/Documentation/block/biodoc.txt @@ -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 @@ -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. |