X-Git-Url: https://git.kernel.dk/?a=blobdiff_plain;f=os%2Fos-linux.h;h=7a78b42d4d1066d7fc274f78e7cfb444555b3765;hb=9943adfb8adf50e6f54ab6aff613c99a3a75d224;hp=ba58bf7d962380413f15441d259eea8573f3c26e;hpb=9a0ac6c7b69355ea095f06c6b0a08115c946dd61;p=fio.git

diff --git a/os/os-linux.h b/os/os-linux.h
index ba58bf7d..7a78b42d 100644
--- a/os/os-linux.h
+++ b/os/os-linux.h
@@ -1,7 +1,11 @@
 #ifndef FIO_OS_LINUX_H
 #define FIO_OS_LINUX_H
 
+#ifdef __ANDROID__
+#define FIO_OS  os_android
+#else
 #define	FIO_OS	os_linux
+#endif
 
 #include <sys/ioctl.h>
 #include <sys/uio.h>
@@ -14,13 +18,20 @@
 #include <errno.h>
 #include <sched.h>
 #include <linux/unistd.h>
-#include <linux/raw.h>
 #include <linux/major.h>
 #include <linux/fs.h>
 #include <scsi/sg.h>
+#include <asm/byteorder.h>
+#ifdef __ANDROID__
+#include "os-ashmem.h"
+#define FIO_NO_HAVE_SHM_H
+#endif
 
 #ifdef ARCH_HAVE_CRC_CRYPTO
 #include <sys/auxv.h>
+#ifndef HWCAP_PMULL
+#define HWCAP_PMULL             (1 << 4)
+#endif /* HWCAP_PMULL */
 #ifndef HWCAP_CRC32
 #define HWCAP_CRC32             (1 << 7)
 #endif /* HWCAP_CRC32 */
@@ -41,7 +52,6 @@
 #define FIO_HAVE_IOSCHED_SWITCH
 #define FIO_HAVE_ODIRECT
 #define FIO_HAVE_HUGETLB
-#define FIO_HAVE_RAWBIND
 #define FIO_HAVE_BLKTRACE
 #define FIO_HAVE_CL_SIZE
 #define FIO_HAVE_CGROUPS
@@ -49,6 +59,7 @@
 #define FIO_HAVE_TRIM
 #define FIO_HAVE_GETTID
 #define FIO_USE_GENERIC_INIT_RANDOM_STATE
+#define FIO_HAVE_BYTEORDER_FUNCS
 #define FIO_HAVE_PWRITEV2
 #define FIO_HAVE_SHM_ATTACH_REMOVED
 
@@ -58,6 +69,8 @@
 
 #define OS_MAP_ANON		MAP_ANONYMOUS
 
+#define FIO_EXT_ENG_DIR	"/usr/local/lib/fio"
+
 typedef cpu_set_t os_cpu_mask_t;
 
 #ifdef CONFIG_3ARG_AFFINITY
@@ -72,8 +85,14 @@ typedef cpu_set_t os_cpu_mask_t;
 	sched_getaffinity((pid), (ptr))
 #endif
 
-#define fio_cpu_clear(mask, cpu)	(void) CPU_CLR((cpu), (mask))
-#define fio_cpu_set(mask, cpu)		(void) CPU_SET((cpu), (mask))
+#ifdef CONFIG_PTHREAD_GETAFFINITY
+#define FIO_HAVE_GET_THREAD_AFFINITY
+#define fio_get_thread_affinity(mask)	\
+	pthread_getaffinity_np(pthread_self(), sizeof(mask), &(mask))
+#endif
+
+#define fio_cpu_clear(mask, cpu)	CPU_CLR((cpu), (mask))
+#define fio_cpu_set(mask, cpu)		CPU_SET((cpu), (mask))
 #define fio_cpu_isset(mask, cpu)	(CPU_ISSET((cpu), (mask)) != 0)
 #define fio_cpu_count(mask)		CPU_COUNT((mask))
 
@@ -112,22 +131,34 @@ enum {
 #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)
+static inline int ioprio_value(int ioprio_class, int ioprio)
 {
 	/*
 	 * If no class is set, assume BE
 	 */
-	if (!ioprio_class)
-		ioprio_class = IOPRIO_CLASS_BE;
+        if (!ioprio_class)
+                ioprio_class = IOPRIO_CLASS_BE;
 
-	ioprio |= ioprio_class << IOPRIO_CLASS_SHIFT;
-	return syscall(__NR_ioprio_set, which, who, ioprio);
+	return (ioprio_class << IOPRIO_CLASS_SHIFT) | ioprio;
+}
+
+static inline bool ioprio_value_is_class_rt(unsigned int priority)
+{
+	return (priority >> IOPRIO_CLASS_SHIFT) == IOPRIO_CLASS_RT;
 }
 
+static inline int ioprio_set(int which, int who, int ioprio_class, int ioprio)
+{
+	return syscall(__NR_ioprio_set, which, who,
+		       ioprio_value(ioprio_class, ioprio));
+}
+
+#ifndef CONFIG_HAVE_GETTID
 static inline int gettid(void)
 {
 	return syscall(__NR_gettid);
 }
+#endif
 
 #define SPLICE_DEF_SIZE	(64*1024)
 
@@ -168,48 +199,12 @@ static inline unsigned long long os_phys_mem(void)
 	return (unsigned long long) pages * (unsigned long long) pagesize;
 }
 
-static inline int fio_lookup_raw(dev_t dev, int *majdev, int *mindev)
-{
-	struct raw_config_request rq;
-	int fd;
-
-	if (major(dev) != RAW_MAJOR)
-		return 1;
-
-	/*
-	 * we should be able to find /dev/rawctl or /dev/raw/rawctl
-	 */
-	fd = open("/dev/rawctl", O_RDONLY);
-	if (fd < 0) {
-		fd = open("/dev/raw/rawctl", O_RDONLY);
-		if (fd < 0)
-			return 1;
-	}
-
-	rq.raw_minor = minor(dev);
-	if (ioctl(fd, RAW_GETBIND, &rq) < 0) {
-		close(fd);
-		return 1;
-	}
-
-	close(fd);
-	*majdev = rq.block_major;
-	*mindev = rq.block_minor;
-	return 0;
-}
-
 #ifdef O_NOATIME
 #define FIO_O_NOATIME	O_NOATIME
 #else
 #define FIO_O_NOATIME	0
 #endif
 
-#ifdef O_ATOMIC
-#define OS_O_ATOMIC	O_ATOMIC
-#else
-#define OS_O_ATOMIC	040000000
-#endif
-
 #ifdef MADV_REMOVE
 #define FIO_MADV_FREE	MADV_REMOVE
 #endif
@@ -250,14 +245,6 @@ static inline int arch_cache_line_size(void)
 		return atoi(size);
 }
 
-#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;
@@ -323,6 +310,13 @@ static inline int fio_set_sched_idle(void)
 #ifndef RWF_SYNC
 #define RWF_SYNC	0x00000004
 #endif
+#ifndef RWF_NOWAIT
+#define RWF_NOWAIT	0x00000008
+#endif
+
+#ifndef RWF_UNCACHED
+#define RWF_UNCACHED	0x00000040
+#endif
 
 #ifndef RWF_WRITE_LIFE_SHIFT
 #define RWF_WRITE_LIFE_SHIFT		4
@@ -410,7 +404,8 @@ static inline bool os_cpu_has(cpu_features feature)
 #ifdef ARCH_HAVE_CRC_CRYPTO
 	case CPU_ARM64_CRC32C:
 		hwcap = getauxval(AT_HWCAP);
-		have_feature = (hwcap & HWCAP_CRC32) != 0;
+		have_feature = (hwcap & (HWCAP_PMULL | HWCAP_CRC32)) ==
+			       (HWCAP_PMULL | HWCAP_CRC32);
 		break;
 #endif
 	default: