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authorIngo Molnar <mingo@elte.hu>2008-09-10 14:00:45 +0200
committerIngo Molnar <mingo@elte.hu>2008-09-10 14:00:45 +0200
commit59c37bf8924c30fbac7ebb66a1d92dcb9f05f6b1 (patch)
tree2ffc3f2ce655806424d022f3a4daec7665ab888f /arch/x86/Kconfig.cpu
parentec70cae8698632917f06110fdb70c6364281ecc6 (diff)
parentadee14b2e1557d0a8559f29681732d05a89dfc35 (diff)
Merge commit 'v2.6.27-rc6' into x86/unify-cpu-detect
Conflicts: arch/x86/kernel/cpu/amd.c arch/x86/kernel/cpu/common.c arch/x86/kernel/cpu/common_64.c arch/x86/kernel/cpu/feature_names.c include/asm-x86/cpufeature.h Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/Kconfig.cpu')
-rw-r--r--arch/x86/Kconfig.cpu13
1 files changed, 8 insertions, 5 deletions
diff --git a/arch/x86/Kconfig.cpu b/arch/x86/Kconfig.cpu
index 6761848329f..f8843c3ae77 100644
--- a/arch/x86/Kconfig.cpu
+++ b/arch/x86/Kconfig.cpu
@@ -382,14 +382,17 @@ config X86_OOSTORE
# P6_NOPs are a relatively minor optimization that require a family >=
# 6 processor, except that it is broken on certain VIA chips.
# Furthermore, AMD chips prefer a totally different sequence of NOPs
-# (which work on all CPUs). As a result, disallow these if we're
-# compiling X86_GENERIC but not X86_64 (these NOPs do work on all
-# x86-64 capable chips); the list of processors in the right-hand clause
-# are the cores that benefit from this optimization.
+# (which work on all CPUs). In addition, it looks like Virtual PC
+# does not understand them.
+#
+# As a result, disallow these if we're not compiling for X86_64 (these
+# NOPs do work on all x86-64 capable chips); the list of processors in
+# the right-hand clause are the cores that benefit from this optimization.
#
config X86_P6_NOP
def_bool y
- depends on (X86_64 || !X86_GENERIC) && (M686 || MPENTIUMII || MPENTIUMIII || MPENTIUMM || MCORE2 || MPENTIUM4 || MPSC)
+ depends on X86_64
+ depends on (MCORE2 || MPENTIUM4 || MPSC)
config X86_TSC
def_bool y