#define FIO_OS os_android
#include <sys/ioctl.h>
+#include <sys/mman.h>
#include <sys/uio.h>
#include <sys/syscall.h>
#include <sys/vfs.h>
#include <sched.h>
#include <linux/unistd.h>
#include <linux/major.h>
-#include <endian.h>
+#include <asm/byteorder.h>
-#include "indirect.h"
+#include "./os-linux-syscall.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_IOPRIO_CLASS
#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
+#ifndef POSIX_MADV_DONTNEED
#define posix_madvise madvise
#define POSIX_MADV_DONTNEED MADV_DONTNEED
#define POSIX_MADV_SEQUENTIAL MADV_SEQUENTIAL
#define POSIX_MADV_RANDOM MADV_RANDOM
+#endif
+
#ifdef MADV_REMOVE
#define FIO_MADV_FREE MADV_REMOVE
#endif
+#ifndef MAP_HUGETLB
+#define MAP_HUGETLB 0x40000 /* arch specific */
+#endif
/*
#include <linux/shm.h>
#define SHM_HUGETLB 04000
+#include <stdio.h>
+#include <linux/ashmem.h>
+#include <sys/mman.h>
+
+#define ASHMEM_DEVICE "/dev/ashmem"
+
static inline int shmctl (int __shmid, int __cmd, struct shmid_ds *__buf)
{
- return syscall(__NR_shmctl, __shmid, __cmd, __buf);
+ int ret=0;
+ if (__cmd == IPC_RMID)
+ {
+ int length = ioctl(__shmid, ASHMEM_GET_SIZE, NULL);
+ struct ashmem_pin pin = {0 , length};
+ ret = ioctl(__shmid, ASHMEM_UNPIN, &pin);
+ close(__shmid);
+ }
+ return ret;
}
static inline int shmget (key_t __key, size_t __size, int __shmflg)
{
- return syscall(__NR_shmget, __key, __size, __shmflg);
+ int fd,ret;
+ char key[11];
+
+ fd = open(ASHMEM_DEVICE, O_RDWR);
+ if (fd < 0)
+ return fd;
+
+ sprintf(key,"%d",__key);
+ ret = ioctl(fd, ASHMEM_SET_NAME, key);
+ if (ret < 0)
+ goto error;
+
+ ret = ioctl(fd, ASHMEM_SET_SIZE, __size);
+ if (ret < 0)
+ goto error;
+
+ return fd;
+
+error:
+ close(fd);
+ return ret;
}
static inline void *shmat (int __shmid, const void *__shmaddr, int __shmflg)
{
- return (void *)syscall(__NR_shmat, __shmid, __shmaddr, __shmflg);
+ size_t *ptr, size = ioctl(__shmid, ASHMEM_GET_SIZE, NULL);
+ ptr = mmap(NULL, size + sizeof(size_t), PROT_READ | PROT_WRITE, MAP_SHARED, __shmid, 0);
+ *ptr = size; //save size at beginning of buffer, for use with munmap
+ return &ptr[1];
}
static inline int shmdt (const void *__shmaddr)
{
- return syscall(__NR_shmctl, __shmaddr);
+ size_t *ptr, size;
+ ptr = (size_t *)__shmaddr;
+ ptr--;
+ size = *ptr; //find mmap size which we stored at the beginning of the buffer
+ return munmap((void *)ptr, size + sizeof(size_t));
}
+#define SPLICE_DEF_SIZE (64*1024)
-/*
- * 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);
-}
+enum {
+ IOPRIO_CLASS_NONE,
+ IOPRIO_CLASS_RT,
+ IOPRIO_CLASS_BE,
+ IOPRIO_CLASS_IDLE,
+};
-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_WHO_PROCESS = 1,
+ IOPRIO_WHO_PGRP,
+ IOPRIO_WHO_USER,
+};
+
+#define IOPRIO_BITS 16
+#define IOPRIO_CLASS_SHIFT 13
-static inline int vmsplice(int fd, const struct iovec *iov,
- unsigned long nr_segs, unsigned int flags)
+#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)
{
- 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)
return atoi(size);
}
-static inline unsigned long long get_fs_size(const char *path)
+static inline unsigned long long get_fs_free_size(const char *path)
{
unsigned long long ret;
struct statfs s;
return errno;
}
+#ifdef CONFIG_SCHED_IDLE
+static inline int fio_set_sched_idle(void)
+{
+ struct sched_param p = { .sched_priority = 0, };
+ return sched_setscheduler(gettid(), SCHED_IDLE, &p);
+}
+#endif
+
#endif