--- block/Kconfig.iosched

+++ block/Kconfig.iosched

@@ -43,23 +43,6 @@ config CFQ_GROUP_IOSCHED

---help---

Enable group IO scheduling in CFQ.

-config IOSCHED_VR

- tristate "V(R) I/O scheduler"

- default n

- ---help---

- Requests are chosen according to SSTF with a penalty of rev_penalty

- for switching head direction.

-

-config IOSCHED_SIO

- tristate "Simple I/O scheduler"

- default y

- ---help---

- The Simple I/O scheduler is an extremely simple scheduler,

- based on noop and deadline, that relies on deadlines to

- ensure fairness. The algorithm does not do any sorting but

- basic merging, trying to keep a minimum overhead. It is aimed

- mainly for aleatory access devices (eg: flash devices).

-

choice

prompt "Default I/O scheduler"

default DEFAULT_CFQ

@@ -73,12 +56,6 @@ choice

config DEFAULT_CFQ

bool "CFQ" if IOSCHED_CFQ=y

- config DEFAULT_SIO

- bool "SIO" if IOSCHED_SIO=y

-

- config DEFAULT_VR

- bool "V(R)" if IOSCHED_VR=y

-

config DEFAULT_NOOP

bool "No-op"

@@ -88,8 +65,6 @@ config DEFAULT_IOSCHED

string

default "deadline" if DEFAULT_DEADLINE

default "cfq" if DEFAULT_CFQ

- default "sio" if DEFAULT_SIO

- default "vr" if DEFAULT_VR

default "noop" if DEFAULT_NOOP

endmenu