From 5993718586065583670cf77bf3dfdedabdeafe6d Mon Sep 17 00:00:00 2001
From: Jan Kiszka <jan.kiszka@siemens.com>
Date: Thu, 3 Feb 2022 17:57:18 +0100
Subject: [PATCH] Import DMA_BUF symbol namespace for kernels >= 5.16

Needed since 16b0314aa746 upstream.

Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
---
 src/gasket_page_table.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/gasket_page_table.c b/src/gasket_page_table.c
index 6cd8c0b..e81ab2b 100644
--- a/src/gasket_page_table.c
+++ b/src/gasket_page_table.c
@@ -53,6 +53,10 @@
 #include <linux/version.h>
 #include <linux/vmalloc.h>
 
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(5,16,0)
+MODULE_IMPORT_NS(DMA_BUF);
+#endif
+
 #include "gasket_constants.h"
 #include "gasket_core.h"