| #ifndef ARCH_SPARC64_H |
| #define ARCH_SPARC64_H |
| |
| #define ARCH (arch_sparc64) |
| |
| #ifndef __NR_ioprio_set |
| #define __NR_ioprio_set 196 |
| #define __NR_ioprio_get 218 |
| #endif |
| |
| #ifndef __NR_fadvise64 |
| #define __NR_fadvise64 209 |
| #endif |
| |
| #ifndef __NR_sys_splice |
| #define __NR_sys_splice 232 |
| #define __NR_sys_tee 280 |
| #define __NR_sys_vmsplice 25 |
| #endif |
| |
| #define nop do { } while (0) |
| |
| #define membar_safe(type) \ |
| do { __asm__ __volatile__("ba,pt %%xcc, 1f\n\t" \ |
| " membar " type "\n" \ |
| "1:\n" \ |
| : : : "memory"); \ |
| } while (0) |
| |
| #define read_barrier() membar_safe("#LoadLoad") |
| #define write_barrier() membar_safe("#StoreStore") |
| |
| #endif |