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-rw-r--r--linux-core/drmP.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/linux-core/drmP.h b/linux-core/drmP.h
index 4f85d07c..0fa20571 100644
--- a/linux-core/drmP.h
+++ b/linux-core/drmP.h
@@ -46,6 +46,7 @@
#include <linux/version.h>
#include <linux/sched.h>
#include <linux/smp_lock.h> /* For (un)lock_kernel */
+#include <linux/mm.h>
#include <asm/io.h>
#include <asm/mman.h>
#include <asm/uaccess.h>
@@ -140,7 +141,7 @@ typedef struct wait_queue *wait_queue_head_t;
#endif
/* virt_to_page added in 2.4.0-test6 */
-#ifndef virt_to_page
+#if LINUX_VERSION_CODE < 0x020400
#define virt_to_page(kaddr) (mem_map + MAP_NR(kaddr))
#endif