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| author | Venkatesh Pallipadi <venkatesh.pallipadi@intel.com> | 2009-07-10 09:57:37 -0700 |
|---|---|---|
| committer | H. Peter Anvin <hpa@zytor.com> | 2009-08-26 15:41:22 -0700 |
| commit | 46cf98cdaef5471926010b5bddf84c44ec177fdd (patch) | |
| tree | e4be7eb533b1d6bb090ceaa8b1a50c0970bf0ef2 /arch/x86/Kconfig | |
| parent | 335ef896d4c6639849d79367f0fef9abc06d121b (diff) | |
| download | lwn-46cf98cdaef5471926010b5bddf84c44ec177fdd.tar.gz lwn-46cf98cdaef5471926010b5bddf84c44ec177fdd.zip | |
x86, pat: Generalize the use of page flag PG_uncached
Only IA64 was using PG_uncached as of now. We now intend to use this bit
in x86 as well, to keep track of memory type of those addresses that
have page struct for them. So, generalize the use of that bit across
ia64 and x86.
Signed-off-by: Venkatesh Pallipadi <venkatesh.pallipadi@intel.com>
Signed-off-by: Suresh Siddha <suresh.b.siddha@intel.com>
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
Diffstat (limited to 'arch/x86/Kconfig')
| -rw-r--r-- | arch/x86/Kconfig | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index c07f72205909..8e1595382196 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -1414,6 +1414,10 @@ config X86_PAT If unsure, say Y. +config ARCH_USES_PG_UNCACHED + def_bool y + depends on X86_PAT + config EFI bool "EFI runtime service support" depends on ACPI |