X-Git-Url: https://git.kernel.dk/?a=blobdiff_plain;f=os%2Fos-android.h;h=df22333f44d11cdf8dbcc4a79dcd2e85330a7443;hb=2db1e181e73f16687e68e28dc75dd8cc8ccab08c;hp=e436f8fbdd050061383dd9a0d592240d289fc8c0;hpb=0dcebdf4a70ef0d8144b8fcba763ae87e7fc74b5;p=fio.git

diff --git a/os/os-android.h b/os/os-android.h
index e436f8fb..df22333f 100644
--- 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
@@ -30,6 +32,8 @@
 #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
 
@@ -40,6 +44,9 @@
 #ifdef MADV_REMOVE
 #define FIO_MADV_FREE	MADV_REMOVE
 #endif
+#ifndef MAP_HUGETLB
+#define MAP_HUGETLB 0x40000 /* arch specific */
+#endif
 
 
 /*
@@ -73,6 +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