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-rw-r--r--src/include/port/freebsd.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/src/include/port/freebsd.h b/src/include/port/freebsd.h
new file mode 100644
index 0000000..2e2e749
--- /dev/null
+++ b/src/include/port/freebsd.h
@@ -0,0 +1,10 @@
+/* src/include/port/freebsd.h */
+
+/*
+ * Set the default wal_sync_method to fdatasync. xlogdefs.h's normal rules
+ * would prefer open_datasync on FreeBSD 13+, but that is not a good choice on
+ * many systems.
+ */
+#ifdef HAVE_FDATASYNC
+#define PLATFORM_DEFAULT_SYNC_METHOD SYNC_METHOD_FDATASYNC
+#endif