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bf2e821a CC |
1 | #ifndef FIO_OS_AIX_H |
2 | #define FIO_OS_AIX_H | |
3 | ||
4 | #include <errno.h> | |
5 | #include <unistd.h> | |
6 | #include <sys/devinfo.h> | |
7 | #include <sys/ioctl.h> | |
8 | ||
9 | #define FIO_HAVE_POSIXAIO | |
bf2e821a CC |
10 | #define FIO_HAVE_ODIRECT |
11 | #define FIO_USE_GENERIC_RAND | |
12 | ||
282cc167 JA |
13 | /* |
14 | * This is broken on AIX if _LARGE_FILES is defined... | |
15 | */ | |
16 | #if 0 | |
17 | #define FIO_HAVE_FALLOCATE | |
18 | #endif | |
19 | ||
bf2e821a CC |
20 | #define FIO_HAVE_PSHARED_MUTEX |
21 | ||
22 | #define OS_MAP_ANON MAP_ANON | |
8e239cae | 23 | #define OS_MSG_DONTWAIT 0 |
bf2e821a CC |
24 | |
25 | static inline int blockdev_invalidate_cache(int fd) | |
26 | { | |
27 | return EINVAL; | |
28 | } | |
29 | ||
30 | static inline int blockdev_size(int fd, unsigned long long *bytes) | |
31 | { | |
32 | struct devinfo info; | |
33 | ||
34 | if (!ioctl(fd, IOCINFO, &info)) { | |
35 | *bytes = (unsigned long long)info.un.scdk.numblks * | |
36 | info.un.scdk.blksize; | |
37 | return 0; | |
38 | } | |
39 | ||
40 | return errno; | |
41 | } | |
42 | ||
43 | static inline unsigned long long os_phys_mem(void) | |
44 | { | |
45 | long mem = sysconf(_SC_AIX_REALMEM); | |
46 | ||
47 | if (mem == -1) | |
48 | return 0; | |
49 | ||
50 | return (unsigned long long) mem * 1024; | |
51 | } | |
52 | ||
53 | #endif |