#include <sys/ioctl.h>
#include <sys/uio.h>
#include <sys/syscall.h>
+#include <sys/sysmacros.h>
#include <sys/vfs.h>
#include <sys/mman.h>
#include <unistd.h>
#include <linux/unistd.h>
#include <linux/raw.h>
#include <linux/major.h>
-#include <byteswap.h>
+#include <linux/fs.h>
+#include <scsi/sg.h>
+#include "./os-linux-syscall.h"
#include "binject.h"
#include "../file.h"
+#ifndef __has_builtin // Optional of course.
+ #define __has_builtin(x) 0 // Compatibility with non-clang compilers.
+#endif
+
#define FIO_HAVE_CPU_AFFINITY
#define FIO_HAVE_DISK_UTIL
#define FIO_HAVE_SGIO
#define FIO_HAVE_IOPRIO
+#define FIO_HAVE_IOPRIO_CLASS
#define FIO_HAVE_IOSCHED_SWITCH
#define FIO_HAVE_ODIRECT
#define FIO_HAVE_HUGETLB
#define FIO_HAVE_RAWBIND
#define FIO_HAVE_BLKTRACE
-#define FIO_HAVE_PSHARED_MUTEX
#define FIO_HAVE_CL_SIZE
#define FIO_HAVE_CGROUPS
#define FIO_HAVE_FS_STAT
#define FIO_HAVE_BINJECT
#define FIO_HAVE_GETTID
#define FIO_USE_GENERIC_INIT_RANDOM_STATE
+#define FIO_HAVE_PWRITEV2
+#define FIO_HAVE_SHM_ATTACH_REMOVED
#ifdef MAP_HUGETLB
#define FIO_HAVE_MMAP_HUGE
#define IOPRIO_BITS 16
#define IOPRIO_CLASS_SHIFT 13
+#define IOPRIO_MIN_PRIO 0 /* highest priority */
+#define IOPRIO_MAX_PRIO 7 /* lowest priority */
+
+#define IOPRIO_MIN_PRIO_CLASS 0
+#define IOPRIO_MAX_PRIO_CLASS 3
+
static inline int ioprio_set(int which, int who, int ioprio_class, int ioprio)
{
/*
#define FIO_MADV_FREE MADV_REMOVE
#endif
-#if defined(__builtin_bswap16)
+/* Check for GCC or Clang byte swap intrinsics */
+#if (__has_builtin(__builtin_bswap16) && __has_builtin(__builtin_bswap32) \
+ && __has_builtin(__builtin_bswap64)) || (__GNUC__ > 4 \
+ || (__GNUC__ == 4 && __GNUC_MINOR__ >= 8)) /* fio_swapN */
#define fio_swap16(x) __builtin_bswap16(x)
-#else
-#define fio_swap16(x) __bswap_16(x)
-#endif
-#if defined(__builtin_bswap32)
#define fio_swap32(x) __builtin_bswap32(x)
-#else
-#define fio_swap32(x) __bswap_32(x)
-#endif
-#if defined(__builtin_bswap64)
#define fio_swap64(x) __builtin_bswap64(x)
#else
-#define fio_swap64(x) __bswap_64(x)
-#endif
+#include <byteswap.h>
+#define fio_swap16(x) bswap_16(x)
+#define fio_swap32(x) bswap_32(x)
+#define fio_swap64(x) bswap_64(x)
+#endif /* fio_swapN */
#define CACHE_LINE_FILE \
"/sys/devices/system/cpu/cpu0/cache/index0/coherency_line_size"
return atoi(size);
}
-static inline unsigned long long get_fs_size(const char *path)
+#ifdef __powerpc64__
+#define FIO_HAVE_CPU_ONLINE_SYSCONF
+static inline unsigned int cpus_online(void)
+{
+ return sysconf(_SC_NPROCESSORS_CONF);
+}
+#endif
+
+static inline unsigned long long get_fs_free_size(const char *path)
{
unsigned long long ret;
struct statfs s;
#define FIO_HAVE_STREAMID
+#ifndef RWF_HIPRI
+#define RWF_HIPRI 0x00000001
+#endif
+#ifndef RWF_DSYNC
+#define RWF_DSYNC 0x00000002
+#endif
+#ifndef RWF_SYNC
+#define RWF_SYNC 0x00000004
+#endif
+
+#ifndef CONFIG_PWRITEV2
+#ifdef __NR_preadv2
+static inline void make_pos_h_l(unsigned long *pos_h, unsigned long *pos_l,
+ off_t offset)
+{
+#if BITS_PER_LONG == 64
+ *pos_l = offset;
+ *pos_h = 0;
+#else
+ *pos_l = offset & 0xffffffff;
+ *pos_h = ((uint64_t) offset) >> 32;
+#endif
+}
+static inline ssize_t preadv2(int fd, const struct iovec *iov, int iovcnt,
+ off_t offset, unsigned int flags)
+{
+ unsigned long pos_l, pos_h;
+
+ make_pos_h_l(&pos_h, &pos_l, offset);
+ return syscall(__NR_preadv2, fd, iov, iovcnt, pos_l, pos_h, flags);
+}
+static inline ssize_t pwritev2(int fd, const struct iovec *iov, int iovcnt,
+ off_t offset, unsigned int flags)
+{
+ unsigned long pos_l, pos_h;
+
+ make_pos_h_l(&pos_h, &pos_l, offset);
+ return syscall(__NR_pwritev2, fd, iov, iovcnt, pos_l, pos_h, flags);
+}
+#else
+static inline ssize_t preadv2(int fd, const struct iovec *iov, int iovcnt,
+ off_t offset, unsigned int flags)
+{
+ errno = ENOSYS;
+ return -1;
+}
+static inline ssize_t pwritev2(int fd, const struct iovec *iov, int iovcnt,
+ off_t offset, unsigned int flags)
+{
+ errno = ENOSYS;
+ return -1;
+}
+#endif /* __NR_preadv2 */
+#endif /* CONFIG_PWRITEV2 */
+
+static inline int shm_attach_to_open_removed(void)
+{
+ return 1;
+}
+
#endif