diff options
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 4dbb8be1c991..3c5434c83daf 100644 --- a/Documentation/block/biodoc.txt +++ b/Documentation/block/biodoc.txt | |||
@@ -914,7 +914,7 @@ I/O scheduler, a.k.a. elevator, is implemented in two layers. Generic dispatch | |||
914 | queue and specific I/O schedulers. Unless stated otherwise, elevator is used | 914 | queue and specific I/O schedulers. Unless stated otherwise, elevator is used |
915 | to refer to both parts and I/O scheduler to specific I/O schedulers. | 915 | to refer to both parts and I/O scheduler to specific I/O schedulers. |
916 | 916 | ||
917 | Block layer implements generic dispatch queue in ll_rw_blk.c and elevator.c. | 917 | Block layer implements generic dispatch queue in block/*.c. |
918 | The generic dispatch queue is responsible for properly ordering barrier | 918 | The generic dispatch queue is responsible for properly ordering barrier |
919 | requests, requeueing, handling non-fs requests and all other subtleties. | 919 | requests, requeueing, handling non-fs requests and all other subtleties. |
920 | 920 | ||
@@ -926,8 +926,8 @@ be built inside the kernel. Each queue can choose different one and can also | |||
926 | change to another one dynamically. | 926 | change to another one dynamically. |
927 | 927 | ||
928 | A block layer call to the i/o scheduler follows the convention elv_xxx(). This | 928 | A block layer call to the i/o scheduler follows the convention elv_xxx(). This |
929 | calls elevator_xxx_fn in the elevator switch (drivers/block/elevator.c). Oh, | 929 | calls elevator_xxx_fn in the elevator switch (block/elevator.c). Oh, xxx |
930 | xxx and xxx might not match exactly, but use your imagination. If an elevator | 930 | and xxx might not match exactly, but use your imagination. If an elevator |
931 | doesn't implement a function, the switch does nothing or some minimal house | 931 | doesn't implement a function, the switch does nothing or some minimal house |
932 | keeping work. | 932 | keeping work. |
933 | 933 | ||