#include <sched.h>
#include <linux/unistd.h>
#include <linux/major.h>
-#include <endian.h>
+#include <asm/byteorder.h>
-#include "indirect.h"
#include "binject.h"
#include "../file.h"
#define FIO_HAVE_DISK_UTIL
-#define FIO_HAVE_SPLICE
#define FIO_HAVE_IOSCHED_SWITCH
+#define FIO_HAVE_IOPRIO
#define FIO_HAVE_ODIRECT
#define FIO_HAVE_HUGETLB
#define FIO_HAVE_BLKTRACE
-#define FIO_HAVE_STRSEP
-#define FIO_HAVE_POSIXAIO_FSYNC
#define FIO_HAVE_PSHARED_MUTEX
#define FIO_HAVE_CL_SIZE
-#define FIO_HAVE_FDATASYNC
#define FIO_HAVE_FS_STAT
#define FIO_HAVE_TRIM
-#define FIO_HAVE_CLOCK_MONOTONIC
#define FIO_HAVE_GETTID
#define FIO_USE_GENERIC_INIT_RANDOM_STATE
#define FIO_HAVE_E4_ENG
#define FIO_HAVE_BYTEORDER_FUNCS
+#define FIO_HAVE_MMAP_HUGE
+#define FIO_NO_HAVE_SHM_H
#define OS_MAP_ANON MAP_ANONYMOUS
#ifdef MADV_REMOVE
#define FIO_MADV_FREE MADV_REMOVE
#endif
+#ifndef MAP_HUGETLB
+#define MAP_HUGETLB 0x40000 /* arch specific */
+#endif
/*
}
-/*
- * Just check for SPLICE_F_MOVE, if that isn't there, assume the others
- * aren't either.
- */
-#ifndef SPLICE_F_MOVE
-#define SPLICE_F_MOVE (0x01) /* move pages instead of copying */
-#define SPLICE_F_NONBLOCK (0x02) /* don't block on the pipe splicing (but */
- /* we may still block on the fd we splice */
- /* from/to, of course */
-#define SPLICE_F_MORE (0x04) /* expect more data */
-#define SPLICE_F_GIFT (0x08) /* pages passed in are a gift */
-
-static inline int splice(int fdin, loff_t *off_in, int fdout, loff_t *off_out,
- size_t len, unsigned int flags)
-{
- return syscall(__NR_sys_splice, fdin, off_in, fdout, off_out, len, flags);
-}
+#define SPLICE_DEF_SIZE (64*1024)
-static inline int tee(int fdin, int fdout, size_t len, unsigned int flags)
-{
- return syscall(__NR_sys_tee, fdin, fdout, len, flags);
-}
+enum {
+ IOPRIO_CLASS_NONE,
+ IOPRIO_CLASS_RT,
+ IOPRIO_CLASS_BE,
+ IOPRIO_CLASS_IDLE,
+};
-static inline int vmsplice(int fd, const struct iovec *iov,
- unsigned long nr_segs, unsigned int flags)
+enum {
+ IOPRIO_WHO_PROCESS = 1,
+ IOPRIO_WHO_PGRP,
+ IOPRIO_WHO_USER,
+};
+
+#define IOPRIO_BITS 16
+#define IOPRIO_CLASS_SHIFT 13
+
+static inline int ioprio_set(int which, int who, int ioprio_class, int ioprio)
{
- return syscall(__NR_sys_vmsplice, fd, iov, nr_segs, flags);
+ /*
+ * If no class is set, assume BE
+ */
+ if (!ioprio_class)
+ ioprio_class = IOPRIO_CLASS_BE;
+
+ ioprio |= ioprio_class << IOPRIO_CLASS_SHIFT;
+ return syscall(__NR_ioprio_set, which, who, ioprio);
}
-#endif
-
-#define SPLICE_DEF_SIZE (64*1024)
#ifndef BLKGETSIZE64
#define BLKGETSIZE64 _IOR(0x12,114,size_t)
#define FIO_O_NOATIME 0
#endif
-#if __BYTE_ORDER == __LITTLE_ENDIAN
-#define FIO_LITTLE_ENDIAN
-#elif __BYTE_ORDER == __BIG_ENDIAN
-#define FIO_BIG_ENDIAN
-#else
-#error "Unknown endianness"
-#endif
-
#define fio_swap16(x) __bswap_16(x)
#define fio_swap32(x) __bswap_32(x)
#define fio_swap64(x) __bswap_64(x)