diff options
Diffstat (limited to 'include/asm-generic/percpu.h')
| -rw-r--r-- | include/asm-generic/percpu.h | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/include/asm-generic/percpu.h b/include/asm-generic/percpu.h index c0caf433a7d..6d45ee5472a 100644 --- a/include/asm-generic/percpu.h +++ b/include/asm-generic/percpu.h @@ -7,13 +7,18 @@ extern unsigned long __per_cpu_offset[NR_CPUS]; +#define per_cpu_offset(x) (__per_cpu_offset[x]) + /* Separate out the type, so (int[3], foo) works. */ #define DEFINE_PER_CPU(type, name) \ __attribute__((__section__(".data.percpu"))) __typeof__(type) per_cpu__##name /* var is in discarded region: offset to particular copy we want */ -#define per_cpu(var, cpu) (*RELOC_HIDE(&per_cpu__##var, __per_cpu_offset[cpu])) +#define per_cpu(var, cpu) (*({ \ + extern int simple_indentifier_##var(void); \ + RELOC_HIDE(&per_cpu__##var, __per_cpu_offset[cpu]); })) #define __get_cpu_var(var) per_cpu(var, smp_processor_id()) +#define __raw_get_cpu_var(var) per_cpu(var, raw_smp_processor_id()) /* A macro to avoid #include hell... */ #define percpu_modcopy(pcpudst, src, size) \ @@ -30,6 +35,7 @@ do { \ #define per_cpu(var, cpu) (*((void)(cpu), &per_cpu__##var)) #define __get_cpu_var(var) per_cpu__##var +#define __raw_get_cpu_var(var) per_cpu__##var #endif /* SMP */ |