X-Git-Url: https://git.kernel.dk/?p=fio.git;a=blobdiff_plain;f=os%2Fos-mac.h;h=a1536c70fabaf9e2de907eab9ffec0740f2bb3db;hp=80c49f474e007ea461bd22eb30d16d5b646125de;hb=2c3e17be;hpb=cca84643cc10cd72b0b453ff92ccb8643ba51493

diff --git a/os/os-mac.h b/os/os-mac.h
index 80c49f47..a1536c70 100644
--- a/os/os-mac.h
+++ b/os/os-mac.h
@@ -16,30 +16,14 @@
 
 #include "../file.h"
 
-#ifndef CLOCK_MONOTONIC
-#define CLOCK_MONOTONIC 1
-#endif
-
-#ifndef CLOCK_REALTIME
-#define CLOCK_REALTIME 1
-#endif
-
-#define FIO_HAVE_POSIXAIO
-#define FIO_HAVE_CLOCK_MONOTONIC
 #define FIO_USE_GENERIC_RAND
+#define FIO_USE_GENERIC_INIT_RANDOM_STATE
 #define FIO_HAVE_GETTID
 #define FIO_HAVE_CHARDEV_SIZE
+#define FIO_HAVE_NATIVE_FALLOCATE
 
 #define OS_MAP_ANON		MAP_ANON
 
-#if defined(__LITTLE_ENDIAN__)
-#define FIO_LITTLE_ENDIAN
-#elif defined(__BIG_ENDIAN__)
-#define FIO_BIG_ENDIAN
-#else
-#error "Undefined byte order"
-#endif
-
 #define fio_swap16(x)	OSSwapInt16(x)
 #define fio_swap32(x)	OSSwapInt32(x)
 #define fio_swap64(x)	OSSwapInt64(x)
@@ -52,86 +36,9 @@
 
 typedef off_t off64_t;
 
-/* OS X as of 10.6 doesn't have the timer_* functions. 
- * Emulate the functionality using setitimer and sigaction here
- */
-
-#define MAX_TIMERS 64
-
+#ifndef CONFIG_CLOCKID_T
 typedef unsigned int clockid_t;
-typedef unsigned int timer_t;
-
-struct itimerspec {
-	struct timespec it_value;
-	struct timespec it_interval;
-};
-
-static struct sigevent fio_timers[MAX_TIMERS];
-static unsigned int num_timers = 0;
-
-static inline int timer_create(clockid_t clockid, struct sigevent *restrict evp,
-				 timer_t *restrict timerid)
-{
-	int current_timer = num_timers;
-	fio_timers[current_timer] = *evp;
-	num_timers++;
-	
-	*timerid = current_timer;
-	return 0;
-}
-
-static void sig_alrm(int signum)
-{
-	union sigval sv;
-	
-	for (int i = 0; i < num_timers; i++) {
-		if (fio_timers[i].sigev_notify_function == NULL)
-			continue;
-		
-		if (fio_timers[i].sigev_notify == SIGEV_THREAD)
-			fio_timers[i].sigev_notify_function(sv);
-		else if (fio_timers[i].sigev_notify == SIGEV_SIGNAL)
-			kill(getpid(), fio_timers[i].sigev_signo);
-	}
-}
-
-static inline int timer_settime(timer_t timerid, int flags,
-								const struct itimerspec *value, struct itimerspec *ovalue)
-{
-	struct sigaction sa;
-	struct itimerval tv;
-	struct itimerval tv_out;
-	int rc;
-	
-	tv.it_interval.tv_sec = value->it_interval.tv_sec;
-	tv.it_interval.tv_usec = value->it_interval.tv_nsec / 1000;
-
-	tv.it_value.tv_sec = value->it_value.tv_sec;
-	tv.it_value.tv_usec = value->it_value.tv_nsec / 1000;
-
-	sa.sa_handler = sig_alrm;
-	sigemptyset(&sa.sa_mask);
-	sa.sa_flags = 0;
-	
-	rc = sigaction(SIGALRM, &sa, NULL);
-
-	if (!rc)
-		rc = setitimer(ITIMER_REAL, &tv, &tv_out);
-	
-	if (!rc && ovalue != NULL) {
-		ovalue->it_interval.tv_sec = tv_out.it_interval.tv_sec;
-		ovalue->it_interval.tv_nsec = tv_out.it_interval.tv_usec * 1000;
-		ovalue->it_value.tv_sec = tv_out.it_value.tv_sec;
-		ovalue->it_value.tv_nsec = tv_out.it_value.tv_usec * 1000;
-	}
-
-	return rc;
-}
-
-static inline int timer_delete(timer_t timer)
-{
-	return 0;
-}
+#endif
 
 #define FIO_OS_DIRECTIO
 static inline int fio_set_odirect(int fd)
@@ -143,13 +50,17 @@ static inline int fio_set_odirect(int fd)
 
 static inline int blockdev_size(struct fio_file *f, unsigned long long *bytes)
 {
-    uint64_t temp = 1;
-    if (ioctl(f->fd, DKIOCGETBLOCKCOUNT, bytes) == -1)
+	uint32_t block_size;
+	uint64_t block_count;
+
+	if (ioctl(f->fd, DKIOCGETBLOCKCOUNT, &block_count) == -1)
 		return errno;
-    if (ioctl(f->fd, DKIOCGETBLOCKSIZE, &temp) == -1)
+	if (ioctl(f->fd, DKIOCGETBLOCKSIZE, &block_size) == -1)
 		return errno;
-    (*bytes) *= temp;
-    return 0;
+
+	*bytes = block_size;
+	*bytes *= block_count;
+	return 0;
 }
 
 static inline int chardev_size(struct fio_file *f, unsigned long long *bytes)
@@ -167,7 +78,7 @@ static inline int chardev_size(struct fio_file *f, unsigned long long *bytes)
 
 static inline int blockdev_invalidate_cache(struct fio_file *f)
 {
-	return EINVAL;
+	return ENOTSUP;
 }
 
 static inline unsigned long long os_phys_mem(void)
@@ -184,4 +95,22 @@ static inline int gettid(void)
 {
 	return mach_thread_self();
 }
+
+/*
+ * For some reason, there's no header definition for fdatasync(), even
+ * if it exists.
+ */
+extern int fdatasync(int fd);
+
+static inline bool fio_fallocate(struct fio_file *f, uint64_t offset, uint64_t len)
+{
+	fstore_t store = {F_ALLOCATEALL, F_PEOFPOSMODE, offset, len};
+	if (fcntl(f->fd, F_PREALLOCATE, &store) != -1) {
+		if (ftruncate(f->fd, len) == 0)
+			return true;
+	}
+
+	return false;
+}
+
 #endif