import ceph 16.2.7

[ceph.git] / ceph / src / pmdk / src / libpmem2 / persist_windows.c

diff --git a/ceph/src/pmdk/src/libpmem2/persist_windows.c b/ceph/src/pmdk/src/libpmem2/persist_windows.c
new file mode 100644 (file)
index 0000000..a169d1d
--- /dev/null
+++ b/ceph/src/pmdk/src/libpmem2/persist_windows.c
@@ -0,0 +1,36 @@
+// SPDX-License-Identifier: BSD-3-Clause
+/* Copyright 2019-2020, Intel Corporation */
+
+/*
+ * persist_windows.c -- Windows-specific part of persist implementation
+ */
+
+#include <stdlib.h>
+#include <windows.h>
+
+#include "out.h"
+#include "persist.h"
+#include "pmem2_utils.h"
+
+/*
+ * pmem2_flush_file_buffers_os -- flush CPU and OS file caches for the given
+ * range
+ */
+int
+pmem2_flush_file_buffers_os(struct pmem2_map *map, const void *addr, size_t len,
+               int autorestart)
+{
+       ASSERTeq(map->source.type, PMEM2_SOURCE_HANDLE);
+
+       if (FlushViewOfFile(addr, len) == FALSE) {
+               ERR("!!FlushViewOfFile");
+               return pmem2_lasterror_to_err();
+       }
+
+       if (FlushFileBuffers(map->source.value.handle) == FALSE) {
+               ERR("!!FlushFileBuffers");
+               return pmem2_lasterror_to_err();
+       }
+
+       return 0;
+}