#include <errno.h>
#include <sys/sysctl.h>
#include <sys/disk.h>
+#include <sys/endian.h>
#include <sys/thr.h>
#include <sys/socket.h>
#include <sys/param.h>
#include <sys/cpuset.h>
+#include <sys/statvfs.h>
#include "../file.h"
#define FIO_USE_GENERIC_RAND
#define FIO_USE_GENERIC_INIT_RANDOM_STATE
#define FIO_HAVE_CHARDEV_SIZE
+#define FIO_HAVE_FS_STAT
+#define FIO_HAVE_TRIM
#define FIO_HAVE_GETTID
#define FIO_HAVE_CPU_AFFINITY
+#define FIO_HAVE_SHM_ATTACH_REMOVED
#define OS_MAP_ANON MAP_ANON
static inline int blockdev_invalidate_cache(struct fio_file *f)
{
- return EINVAL;
+ return ENOTSUP;
}
static inline unsigned long long os_phys_mem(void)
return (int) lwpid;
}
+static inline unsigned long long get_fs_free_size(const char *path)
+{
+ unsigned long long ret;
+ struct statvfs s;
+
+ if (statvfs(path, &s) < 0)
+ return -1ULL;
+
+ ret = s.f_frsize;
+ ret *= (unsigned long long) s.f_bfree;
+ return ret;
+}
+
+static inline int os_trim(int fd, unsigned long long start,
+ unsigned long long len)
+{
+ off_t range[2];
+
+ range[0] = start;
+ range[1] = len;
+
+ if (!ioctl(fd, DIOCGDELETE, range))
+ return 0;
+
+ return errno;
+}
+
#ifdef MADV_FREE
#define FIO_MADV_FREE MADV_FREE
#endif
+static inline int shm_attach_to_open_removed(void)
+{
+ int x;
+ size_t len = sizeof(x);
+
+ if (sysctlbyname("kern.ipc.shm_allow_removed", &x, &len, NULL, 0) < 0)
+ return 0;
+
+ return x > 0 ? 1 : 0;
+}
+
#endif