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-rw-r--r--arch/i386/Kconfig15
1 files changed, 13 insertions, 2 deletions
diff --git a/arch/i386/Kconfig b/arch/i386/Kconfig
index 47c08bcd9b2..3bb221db164 100644
--- a/arch/i386/Kconfig
+++ b/arch/i386/Kconfig
@@ -233,7 +233,7 @@ config NR_CPUS
config SCHED_SMT
bool "SMT (Hyperthreading) scheduler support"
- depends on SMP
+ depends on X86_HT
help
SMT scheduler support improves the CPU scheduler's decision making
when dealing with Intel Pentium 4 chips with HyperThreading at a
@@ -242,7 +242,7 @@ config SCHED_SMT
config SCHED_MC
bool "Multi-core scheduler support"
- depends on SMP
+ depends on X86_HT
default y
help
Multi-core scheduler support improves the CPU scheduler's decision
@@ -780,6 +780,17 @@ config HOTPLUG_CPU
enable suspend on SMP systems. CPUs can be controlled through
/sys/devices/system/cpu.
+config COMPAT_VDSO
+ bool "Compat VDSO support"
+ default y
+ help
+ Map the VDSO to the predictable old-style address too.
+ ---help---
+ Say N here if you are running a sufficiently recent glibc
+ version (2.3.3 or later), to remove the high-mapped
+ VDSO mapping and to exclusively use the randomized VDSO.
+
+ If unsure, say Y.
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