Commit 17a9e7bbae178d1326e4631ab6350a272349c99d
Committed by
Jens Axboe
1 parent
02e031cbc8
Exists in
master
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4 other branches
Documentation: remove anticipatory scheduler info
Remove anticipatory block I/O scheduler info from Documentation/ since the code has been deleted. Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com> Reported-by: "Robert P. J. Day" <rpjday@crashcourse.ca> Cc: Jens Axboe <axboe@kernel.dk> Signed-off-by: Jens Axboe <jaxboe@fusionio.com>
Showing 3 changed files with 7 additions and 7 deletions Side-by-side Diff
Documentation/block/switching-sched.txt
... | ... | @@ -16,7 +16,7 @@ |
16 | 16 | As of the Linux 2.6.10 kernel, it is now possible to change the |
17 | 17 | IO scheduler for a given block device on the fly (thus making it possible, |
18 | 18 | for instance, to set the CFQ scheduler for the system default, but |
19 | -set a specific device to use the anticipatory or noop schedulers - which | |
19 | +set a specific device to use the deadline or noop schedulers - which | |
20 | 20 | can improve that device's throughput). |
21 | 21 | |
22 | 22 | To set a specific scheduler, simply do this: |
23 | 23 | |
... | ... | @@ -31,8 +31,8 @@ |
31 | 31 | will be displayed, with the currently selected scheduler in brackets: |
32 | 32 | |
33 | 33 | # cat /sys/block/hda/queue/scheduler |
34 | -noop anticipatory deadline [cfq] | |
35 | -# echo anticipatory > /sys/block/hda/queue/scheduler | |
34 | +noop deadline [cfq] | |
35 | +# echo deadline > /sys/block/hda/queue/scheduler | |
36 | 36 | # cat /sys/block/hda/queue/scheduler |
37 | -noop [anticipatory] deadline cfq | |
37 | +noop [deadline] cfq |
Documentation/kernel-parameters.txt
... | ... | @@ -706,7 +706,7 @@ |
706 | 706 | arch/x86/kernel/cpu/cpufreq/elanfreq.c. |
707 | 707 | |
708 | 708 | elevator= [IOSCHED] |
709 | - Format: {"anticipatory" | "cfq" | "deadline" | "noop"} | |
709 | + Format: {"cfq" | "deadline" | "noop"} | |
710 | 710 | See Documentation/block/as-iosched.txt and |
711 | 711 | Documentation/block/deadline-iosched.txt for details. |
712 | 712 |
Documentation/rbtree.txt
... | ... | @@ -21,8 +21,8 @@ |
21 | 21 | To quote Linux Weekly News: |
22 | 22 | |
23 | 23 | There are a number of red-black trees in use in the kernel. |
24 | - The anticipatory, deadline, and CFQ I/O schedulers all employ | |
25 | - rbtrees to track requests; the packet CD/DVD driver does the same. | |
24 | + The deadline and CFQ I/O schedulers employ rbtrees to | |
25 | + track requests; the packet CD/DVD driver does the same. | |
26 | 26 | The high-resolution timer code uses an rbtree to organize outstanding |
27 | 27 | timer requests. The ext3 filesystem tracks directory entries in a |
28 | 28 | red-black tree. Virtual memory areas (VMAs) are tracked with red-black |