X-Git-Url: https://git.kernel.dk/?p=fio.git;a=blobdiff_plain;f=os%2Fos-windows.h;h=243edc676fd94ac15194eb5f8da0d061a15a9039;hp=3a8563744af6fefb1235d9c868af5890e09f419b;hb=a1fc70fbb0497a4e0dc061bd8fc35c8d4d29d2dd;hpb=97ac992c99d89eed8cdf9249bb038ac4d7b709b9

diff --git a/os/os-windows.h b/os/os-windows.h
index 3a856374..243edc67 100644
--- a/os/os-windows.h
+++ b/os/os-windows.h
@@ -7,6 +7,7 @@
 #include <sys/shm.h>
 #include <sys/stat.h>
 #include <errno.h>
+#include <winsock2.h>
 #include <windows.h>
 #include <psapi.h>
 #include <stdlib.h>
@@ -14,14 +15,17 @@
 #include "../smalloc.h"
 #include "../file.h"
 #include "../log.h"
+#include "../lib/hweight.h"
 
 #include "windows/posix.h"
 
+#ifndef PTHREAD_STACK_MIN
+#define PTHREAD_STACK_MIN 65535
+#endif
+
 #define FIO_HAVE_ODIRECT
 #define FIO_HAVE_CPU_AFFINITY
 #define FIO_HAVE_CHARDEV_SIZE
-#define FIO_HAVE_FDATASYNC
-#define FIO_HAVE_WINDOWSAIO
 #define FIO_HAVE_GETTID
 #define FIO_USE_GENERIC_RAND
 
@@ -39,9 +43,6 @@
 
 typedef DWORD_PTR os_cpu_mask_t;
 
-#define CLOCK_REALTIME	1
-#define CLOCK_MONOTONIC	2
-
 #define _SC_PAGESIZE			0x1
 #define _SC_NPROCESSORS_ONLN	0x2
 #define _SC_PHYS_PAGES			0x4
@@ -114,6 +115,8 @@ static inline int blockdev_size(struct fio_file *f, unsigned long long *bytes)
 {
 	int rc = 0;
 	HANDLE hFile;
+	GET_LENGTH_INFORMATION info;
+	DWORD outBytes;
 
 	if (f->hFile == NULL) {
 		hFile = CreateFile(f->file_name, GENERIC_READ, FILE_SHARE_READ | FILE_SHARE_WRITE,
@@ -122,10 +125,6 @@ static inline int blockdev_size(struct fio_file *f, unsigned long long *bytes)
 		hFile = f->hFile;
 	}
 
-	GET_LENGTH_INFORMATION info;
-	DWORD outBytes;
-	LARGE_INTEGER size;
-	size.QuadPart = 0;
 	if (DeviceIoControl(hFile, IOCTL_DISK_GET_LENGTH_INFO, NULL, 0, &info, sizeof(info), &outBytes, NULL))
 		*bytes = info.Length.QuadPart;
 	else
@@ -153,12 +152,14 @@ static inline int blockdev_invalidate_cache(struct fio_file *f)
 
 static inline unsigned long long os_phys_mem(void)
 {
-	SYSTEM_INFO sysInfo;
-	uintptr_t addr;
+	long pagesize, pages;
+
+	pagesize = sysconf(_SC_PAGESIZE);
+	pages = sysconf(_SC_PHYS_PAGES);
+	if (pages == -1 || pagesize == -1)
+		return 0;
 
-	GetSystemInfo(&sysInfo);
-	addr = (uintptr_t)sysInfo.lpMaximumApplicationAddress;
-	return (unsigned long long)addr;
+	return (unsigned long long) pages * (unsigned long long) pagesize;
 }
 
 static inline void os_get_tmpdir(char *path, int len)
@@ -214,6 +215,11 @@ static inline void fio_cpu_set(os_cpu_mask_t *mask, int cpu)
 	*mask |= 1 << cpu;
 }
 
+static inline int fio_cpu_count(os_cpu_mask_t *mask)
+{
+	return hweight64(*mask);
+}
+
 static inline int fio_cpuset_init(os_cpu_mask_t *mask)
 {
 	*mask = 0;
@@ -249,4 +255,11 @@ static inline int init_random_state(struct thread_data *td, unsigned long *rand_
 }
 
 
+static inline int fio_set_sched_idle(void)
+{
+	/* SetThreadPriority returns nonzero for success */
+	return (SetThreadPriority(GetCurrentThread(), THREAD_PRIORITY_IDLE))? 0 : -1;
+}
+
+
 #endif /* FIO_OS_WINDOWS_H */