Messages in this thread | | | Date | Thu, 31 Jan 2013 22:42:57 -0500 (EST) | From | Nicolas Pitre <> | Subject | Re: [PATCH v4 07/13] ARM: LPAE: define ARCH_LOW_ADDRESS_LIMIT for bootmem |
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On Thu, 31 Jan 2013, Cyril Chemparathy wrote:
> This patch adds an architecture defined override for ARCH_LOW_ADDRESS_LIMIT. > On PAE systems, the absence of this override causes bootmem to incorrectly > limit itself to 32-bit addressable physical memory. > > Signed-off-by: Cyril Chemparathy <cyril@ti.com> > Signed-off-by: Vitaly Andrianov <vitalya@ti.com>
Acked-by: Nicolas Pitre <nico@linaro.org>
> --- > arch/arm/include/asm/memory.h | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/arch/arm/include/asm/memory.h b/arch/arm/include/asm/memory.h > index 73cf03a..8825abb 100644 > --- a/arch/arm/include/asm/memory.h > +++ b/arch/arm/include/asm/memory.h > @@ -275,6 +275,8 @@ static inline __deprecated void *bus_to_virt(unsigned long x) > #define virt_to_page(kaddr) pfn_to_page(__pa(kaddr) >> PAGE_SHIFT) > #define virt_addr_valid(kaddr) ((unsigned long)(kaddr) >= PAGE_OFFSET && (unsigned long)(kaddr) < (unsigned long)high_memory) > > +#define ARCH_LOW_ADDRESS_LIMIT PHYS_MASK > + > #endif > > #include <asm-generic/memory_model.h> > -- > 1.7.9.5 >
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