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mm/filemap_xip.c: fix race condition in xip_file_fault()
[linux-2.6.git]
/
arch
/
x86
/
mm
/
physaddr.h
blob
a3cd5a0c97b3ec7316eafffc977e465c58661b8f
1
#include <asm/processor.h>
2
3
static
inline
int
phys_addr_valid
(
resource_size_t addr
)
4
{
5
#ifdef CONFIG_PHYS_ADDR_T_64BIT
6
return
!(
addr
>>
boot_cpu_data
.
x86_phys_bits
);
7
#else
8
return
1
;
9
#endif
10
}