40 lines
1.3 KiB
Diff
40 lines
1.3 KiB
Diff
Enable preempt by default and make people steer away from voluntary.
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-ck
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---
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kernel/Kconfig.preempt | 7 ++++---
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1 file changed, 4 insertions(+), 3 deletions(-)
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Index: linux-3.16-ck1/kernel/Kconfig.preempt
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===================================================================
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--- linux-3.16-ck1.orig/kernel/Kconfig.preempt 2014-08-16 14:46:12.208916818 +1000
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+++ linux-3.16-ck1/kernel/Kconfig.preempt 2014-08-16 14:46:12.206916818 +1000
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@@ -1,7 +1,7 @@
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choice
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prompt "Preemption Model"
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- default PREEMPT_NONE
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+ default PREEMPT
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config PREEMPT_NONE
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bool "No Forced Preemption (Server)"
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@@ -17,7 +17,7 @@ config PREEMPT_NONE
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latencies.
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config PREEMPT_VOLUNTARY
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- bool "Voluntary Kernel Preemption (Desktop)"
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+ bool "Voluntary Kernel Preemption (Nothing)"
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help
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This option reduces the latency of the kernel by adding more
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"explicit preemption points" to the kernel code. These new
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@@ -31,7 +31,8 @@ config PREEMPT_VOLUNTARY
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applications to run more 'smoothly' even when the system is
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under load.
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- Select this if you are building a kernel for a desktop system.
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+ Select this for no system in particular (choose Preemptible
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+ instead on a desktop if you know what's good for you).
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config PREEMPT
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bool "Preemptible Kernel (Low-Latency Desktop)"
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