[patch 1/4] x86: PAT followup - Do not fold two bits in _PAGE_PCD

Do not fold PCD and PWT bits in _PAGE_PCD. Instead, introduce a new _PAGE_UC which defines uncached mappings and use it in place of _PAGE_PCD. Signed-off-by: Venkatesh Pallipadi <[EMAIL PROTECTED]> Signed-off-by: Suresh Siddha <[EMAIL PROTECTED]> Index: linux-2.6.git/arch/x86/mm/ioremap_32.c

[patch 1/4] x86: PAT followup - Do not fold two bits in _PAGE_PCD

Do not fold PCD and PWT bits in _PAGE_PCD. Instead, introduce a new _PAGE_UC which defines uncached mappings and use it in place of _PAGE_PCD. Signed-off-by: Venkatesh Pallipadi [EMAIL PROTECTED] Signed-off-by: Suresh Siddha [EMAIL PROTECTED] Index: linux-2.6.git/arch/x86/mm/ioremap_32.c