Commit 1588b7ef authored by David S. Miller's avatar David S. Miller Committed by David S. Miller

Add CONFIG_PREEMPTION.

parent 3acfe790
...@@ -25,6 +25,16 @@ CONFIG_SMP ...@@ -25,6 +25,16 @@ CONFIG_SMP
If you don't know what to do here, say N. If you don't know what to do here, say N.
CONFIG_PREEMPT
This option reduces the latency of the kernel when reacting to
real-time or interactive events by allowing a low priority process to
be preempted even if it is in kernel mode executing a system call.
This allows applications to run more reliably even when the system is
under load.
Say Y here if you are building a kernel for a desktop, embedded
or real-time system. Say N if you are unsure.
CONFIG_SPARC64 CONFIG_SPARC64
SPARC is a family of RISC microprocessors designed and marketed by SPARC is a family of RISC microprocessors designed and marketed by
Sun Microsystems, incorporated. This port covers the newer 64-bit Sun Microsystems, incorporated. This port covers the newer 64-bit
......
...@@ -15,6 +15,7 @@ define_bool CONFIG_VT y ...@@ -15,6 +15,7 @@ define_bool CONFIG_VT y
define_bool CONFIG_VT_CONSOLE y define_bool CONFIG_VT_CONSOLE y
bool 'Symmetric multi-processing support' CONFIG_SMP bool 'Symmetric multi-processing support' CONFIG_SMP
bool 'Preemptible kernel' CONFIG_PREEMPT
# Identify this as a Sparc64 build # Identify this as a Sparc64 build
define_bool CONFIG_SPARC64 y define_bool CONFIG_SPARC64 y
......
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