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authorIngo Molnar <mingo@elte.hu>2008-05-05 23:19:50 +0200
committerIngo Molnar <mingo@elte.hu>2008-05-05 23:56:18 +0200
commita5574cf65b5f03ce9ade3918764fe22e5e2371e3 (patch)
treef6c5e26964318dfdd50e9935ffb60288e25efcd4
parentdfbf4a1bc319f0f9a31e39b2da1fa5c55e85af89 (diff)
downloadlinux-a5574cf65b5f03ce9ade3918764fe22e5e2371e3.tar.bz2
sched, x86: add HAVE_UNSTABLE_SCHED_CLOCK
add the HAVE_UNSTABLE_SCHED_CLOCK, for architectures to select. the next change utilizes it. Signed-off-by: Ingo Molnar <mingo@elte.hu>
-rw-r--r--arch/x86/Kconfig1
-rw-r--r--init/Kconfig6
2 files changed, 7 insertions, 0 deletions
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index 845ea2b2d487..bbcafaa160c0 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -18,6 +18,7 @@ config X86_64
### Arch settings
config X86
def_bool y
+ select HAVE_UNSTABLE_SCHED_CLOCK
select HAVE_IDE
select HAVE_OPROFILE
select HAVE_KPROBES
diff --git a/init/Kconfig b/init/Kconfig
index f0e62e5ce0dc..fa42e6b549d3 100644
--- a/init/Kconfig
+++ b/init/Kconfig
@@ -316,6 +316,12 @@ config CPUSETS
Say N if unsure.
+#
+# Architectures with an unreliable sched_clock() should select this:
+#
+config HAVE_UNSTABLE_SCHED_CLOCK
+ bool
+
config GROUP_SCHED
bool "Group CPU scheduler"
default y