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| author | Ingo Molnar <mingo@elte.hu> | 2008-09-10 06:35:40 (GMT) |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-09-10 06:35:40 (GMT) |
| commit | 429b022af41108f6942d72547592b1d30e9a51f0 (patch) | |
| tree | 7d68355529718018cdad1241285816c6f64620b2 /arch/x86/Kconfig.cpu | |
| parent | 0cd418ddb1ee88df7d16d5df06cb2da68eceb9e4 (diff) | |
| parent | adee14b2e1557d0a8559f29681732d05a89dfc35 (diff) | |
| download | linux-fsl-qoriq-429b022af41108f6942d72547592b1d30e9a51f0.tar.xz | |
Merge commit 'v2.6.27-rc6' into core/rcu
Diffstat (limited to 'arch/x86/Kconfig.cpu')
| -rw-r--r-- | arch/x86/Kconfig.cpu | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/arch/x86/Kconfig.cpu b/arch/x86/Kconfig.cpu index 2c518fb..b225219 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 |