diff options
Diffstat (limited to 'include/asm-s390/percpu.h')
| -rw-r--r-- | include/asm-s390/percpu.h | 37 |
1 files changed, 0 insertions, 37 deletions
diff --git a/include/asm-s390/percpu.h b/include/asm-s390/percpu.h deleted file mode 100644 index 408d60b4f75b..000000000000 --- a/include/asm-s390/percpu.h +++ /dev/null | |||
| @@ -1,37 +0,0 @@ | |||
| 1 | #ifndef __ARCH_S390_PERCPU__ | ||
| 2 | #define __ARCH_S390_PERCPU__ | ||
| 3 | |||
| 4 | #include <linux/compiler.h> | ||
| 5 | #include <asm/lowcore.h> | ||
| 6 | |||
| 7 | /* | ||
| 8 | * s390 uses its own implementation for per cpu data, the offset of | ||
| 9 | * the cpu local data area is cached in the cpu's lowcore memory. | ||
| 10 | * For 64 bit module code s390 forces the use of a GOT slot for the | ||
| 11 | * address of the per cpu variable. This is needed because the module | ||
| 12 | * may be more than 4G above the per cpu area. | ||
| 13 | */ | ||
| 14 | #if defined(__s390x__) && defined(MODULE) | ||
| 15 | |||
| 16 | #define SHIFT_PERCPU_PTR(ptr,offset) (({ \ | ||
| 17 | extern int simple_identifier_##var(void); \ | ||
| 18 | unsigned long *__ptr; \ | ||
| 19 | asm ( "larl %0, %1@GOTENT" \ | ||
| 20 | : "=a" (__ptr) : "X" (ptr) ); \ | ||
| 21 | (typeof(ptr))((*__ptr) + (offset)); })) | ||
| 22 | |||
| 23 | #else | ||
| 24 | |||
| 25 | #define SHIFT_PERCPU_PTR(ptr, offset) (({ \ | ||
| 26 | extern int simple_identifier_##var(void); \ | ||
| 27 | unsigned long __ptr; \ | ||
| 28 | asm ( "" : "=a" (__ptr) : "0" (ptr) ); \ | ||
| 29 | (typeof(ptr)) (__ptr + (offset)); })) | ||
| 30 | |||
| 31 | #endif | ||
| 32 | |||
| 33 | #define __my_cpu_offset S390_lowcore.percpu_offset | ||
| 34 | |||
| 35 | #include <asm-generic/percpu.h> | ||
| 36 | |||
| 37 | #endif /* __ARCH_S390_PERCPU__ */ | ||
