Fix warning on platforms without disk util support

[fio.git] / os / os-android.h

diff --git a/os/os-android.h b/os/os-android.h
index 3bb44b9529290ebea26515521be2f1e88ce63ad8..df22333f44d11cdf8dbcc4a79dcd2e85330a7443 100644 (file)
--- a/os/os-android.h
+++ b/os/os-android.h
@@ -13,12 +13,14 @@
 #include <sched.h>
 #include <linux/unistd.h>
 #include <linux/major.h>
+#include <asm/byteorder.h>
 
 #include "binject.h"
 #include "../file.h"
 
 #define FIO_HAVE_DISK_UTIL
 #define FIO_HAVE_IOSCHED_SWITCH
+#define FIO_HAVE_IOPRIO
 #define FIO_HAVE_ODIRECT
 #define FIO_HAVE_HUGETLB
 #define FIO_HAVE_BLKTRACE
@@ -78,6 +80,34 @@ static inline int shmdt (const void *__shmaddr)
 
 #define SPLICE_DEF_SIZE        (64*1024)
 
+enum {
+       IOPRIO_CLASS_NONE,
+       IOPRIO_CLASS_RT,
+       IOPRIO_CLASS_BE,
+       IOPRIO_CLASS_IDLE,
+};
+
+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)
+{
+       /*
+        * 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);
+}
+
 #ifndef BLKGETSIZE64
 #define BLKGETSIZE64   _IOR(0x12,114,size_t)
 #endif