From 09385d485812088e04a98a6e1227bf92663e0b59 Mon Sep 17 00:00:00 2001
From: Robert Zaage <robert@zaage.it>
Date: Fri, 18 Aug 2023 21:42:32 +0200
Subject: [PATCH] Fixes #14 and #15 by replacing the version-based check for
 DMA_BUF necessity. Solves incompatibility with backports in 5.1x.x
 (RedHat/Debian) kernels.

---
 src/gasket_page_table.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/gasket_page_table.c b/src/gasket_page_table.c
index e81ab2b..c9067cb 100644
--- a/src/gasket_page_table.c
+++ b/src/gasket_page_table.c
@@ -53,7 +53,7 @@
 #include <linux/version.h>
 #include <linux/vmalloc.h>
 
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(5,16,0)
+#if __has_include(<linux/dma-buf.h>)
 MODULE_IMPORT_NS(DMA_BUF);
 #endif