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linux-next/arch/x86/mm/physaddr.h
Jeremy Fitzhardinge 78c86e5e56 x86: split __phys_addr out into separate file
Split __phys_addr out into its own file so we can disable
-fstack-protector in a fine-grained fashion.  Also it doesn't
have terribly much to do with the rest of ioremap.c.

Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
2009-09-10 11:48:55 -07:00

11 lines
192 B
C

#include <asm/processor.h>
static inline int phys_addr_valid(resource_size_t addr)
{
#ifdef CONFIG_PHYS_ADDR_T_64BIT
return !(addr >> boot_cpu_data.x86_phys_bits);
#else
return 1;
#endif
}