1 files changed, 36 insertions, 0 deletions
diff --git a/sys/contrib/openzfs/lib/libspl/page.c b/sys/contrib/openzfs/lib/libspl/page.c
new file mode 100644
index 000000000000..6160a1de10cd
--- /dev/null
+++ b/sys/contrib/openzfs/lib/libspl/page.c
@@ -0,0 +1,36 @@
+// SPDX-License-Identifier: CDDL-1.0
+/*
+ * CDDL HEADER START
+ *
+ * The contents of this file are subject to the terms of the
+ * Common Development and Distribution License, Version 1.0 only
+ * (the "License").  You may not use this file except in compliance
+ * with the License.
+ *
+ * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
+ * or https://opensource.org/licenses/CDDL-1.0.
+ * See the License for the specific language governing permissions
+ * and limitations under the License.
+ *
+ * When distributing Covered Code, include this CDDL HEADER in each
+ * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
+ * If applicable, add the following below this CDDL HEADER, with the
+ * fields enclosed by brackets "[]" replaced with your own identifying
+ * information: Portions Copyright [yyyy] [name of copyright owner]
+ *
+ * CDDL HEADER END
+ */
+
+#include <unistd.h>
+#include <sys/param.h>
+
+static size_t pagesize = 0;
+
+size_t
+spl_pagesize(void)
+{
+	if (pagesize == 0)
+		pagesize = sysconf(_SC_PAGESIZE);
+
+	return (pagesize);
+}