| 1 | #ifndef FIO_OS_OPENBSD_H |
| 2 | #define FIO_OS_OPENBSD_H |
| 3 | |
| 4 | #define FIO_OS os_openbsd |
| 5 | |
| 6 | #include <errno.h> |
| 7 | #include <sys/param.h> |
| 8 | #include <sys/statvfs.h> |
| 9 | #include <sys/ioctl.h> |
| 10 | #include <sys/dkio.h> |
| 11 | #include <sys/disklabel.h> |
| 12 | #include <sys/endian.h> |
| 13 | #include <sys/utsname.h> |
| 14 | #include <sys/sysctl.h> |
| 15 | |
| 16 | /* XXX hack to avoid conflicts between rbtree.h and <sys/tree.h> */ |
| 17 | #undef RB_BLACK |
| 18 | #undef RB_RED |
| 19 | #undef RB_ROOT |
| 20 | |
| 21 | #include "../file.h" |
| 22 | |
| 23 | #define FIO_USE_GENERIC_RAND |
| 24 | #define FIO_USE_GENERIC_INIT_RANDOM_STATE |
| 25 | #define FIO_HAVE_FS_STAT |
| 26 | #define FIO_HAVE_GETTID |
| 27 | #define FIO_HAVE_SHM_ATTACH_REMOVED |
| 28 | |
| 29 | #define OS_MAP_ANON MAP_ANON |
| 30 | |
| 31 | #ifndef PTHREAD_STACK_MIN |
| 32 | #define PTHREAD_STACK_MIN 4096 |
| 33 | #endif |
| 34 | |
| 35 | #define fio_swap16(x) bswap16(x) |
| 36 | #define fio_swap32(x) bswap32(x) |
| 37 | #define fio_swap64(x) bswap64(x) |
| 38 | |
| 39 | typedef off_t off64_t; |
| 40 | |
| 41 | static inline int blockdev_size(struct fio_file *f, unsigned long long *bytes) |
| 42 | { |
| 43 | struct disklabel dl; |
| 44 | |
| 45 | if (!ioctl(f->fd, DIOCGDINFO, &dl)) { |
| 46 | *bytes = ((unsigned long long)dl.d_secperunit) * dl.d_secsize; |
| 47 | return 0; |
| 48 | } |
| 49 | |
| 50 | *bytes = 0; |
| 51 | return errno; |
| 52 | } |
| 53 | |
| 54 | static inline int blockdev_invalidate_cache(struct fio_file *f) |
| 55 | { |
| 56 | return ENOTSUP; |
| 57 | } |
| 58 | |
| 59 | static inline unsigned long long os_phys_mem(void) |
| 60 | { |
| 61 | int mib[2] = { CTL_HW, HW_PHYSMEM64 }; |
| 62 | uint64_t mem; |
| 63 | size_t len = sizeof(mem); |
| 64 | |
| 65 | sysctl(mib, 2, &mem, &len, NULL, 0); |
| 66 | return mem; |
| 67 | } |
| 68 | |
| 69 | static inline int gettid(void) |
| 70 | { |
| 71 | return (int)(intptr_t) pthread_self(); |
| 72 | } |
| 73 | |
| 74 | static inline unsigned long long get_fs_free_size(const char *path) |
| 75 | { |
| 76 | unsigned long long ret; |
| 77 | struct statvfs s; |
| 78 | |
| 79 | if (statvfs(path, &s) < 0) |
| 80 | return -1ULL; |
| 81 | |
| 82 | ret = s.f_frsize; |
| 83 | ret *= (unsigned long long) s.f_bfree; |
| 84 | return ret; |
| 85 | } |
| 86 | |
| 87 | #ifdef MADV_FREE |
| 88 | #define FIO_MADV_FREE MADV_FREE |
| 89 | #endif |
| 90 | |
| 91 | static inline int shm_attach_to_open_removed(void) |
| 92 | { |
| 93 | struct utsname uts; |
| 94 | int major, minor; |
| 95 | |
| 96 | if (uname(&uts) == -1) |
| 97 | return 0; |
| 98 | |
| 99 | /* |
| 100 | * Return 1 if >= OpenBSD 5.1 according to 97900ebf, |
| 101 | * assuming both major/minor versions are < 10. |
| 102 | */ |
| 103 | if (uts.release[0] > '9' || uts.release[0] < '0') |
| 104 | return 0; |
| 105 | if (uts.release[1] != '.') |
| 106 | return 0; |
| 107 | if (uts.release[2] > '9' || uts.release[2] < '0') |
| 108 | return 0; |
| 109 | |
| 110 | major = uts.release[0] - '0'; |
| 111 | minor = uts.release[2] - '0'; |
| 112 | |
| 113 | if (major > 5) |
| 114 | return 1; |
| 115 | if (major == 5 && minor >= 1) |
| 116 | return 1; |
| 117 | |
| 118 | return 0; |
| 119 | } |
| 120 | |
| 121 | #endif |