From: Eric Anholt <anholt@freebsd.org>
Date: Mon, 14 Feb 2005 03:28:01 +0000 (+0000)
Subject: Use fuword32 for DRM_GET_USER_UNCHECKED when available. May help on 64-bit
X-Git-Tag: submit/1.0/20121108.012404~1794
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=3e8792e7051090b442d29444fa2e5dfe46847c34;p=profile%2Fivi%2Flibdrm.git

Use fuword32 for DRM_GET_USER_UNCHECKED when available. May help on 64-bit
    platforms.
Submitted by: Jung-uk Kim, jkim at niksun dot com
---

diff --git a/bsd-core/drmP.h b/bsd-core/drmP.h
index 30e6be6..fbe1266 100644
--- a/bsd-core/drmP.h
+++ b/bsd-core/drmP.h
@@ -331,8 +331,13 @@ typedef vaddr_t vm_offset_t;
 	copyin(arg2, arg1, arg3)
 #define DRM_COPY_TO_USER_UNCHECKED(arg1, arg2, arg3)	\
 	copyout(arg2, arg1, arg3)
-#define DRM_GET_USER_UNCHECKED(val, uaddr)			\
+#if __FreeBSD_version > 500000
+#define DRM_GET_USER_UNCHECKED(val, uaddr)		\
+	((val) = fuword32(uaddr), 0)
+#else
+#define DRM_GET_USER_UNCHECKED(val, uaddr)		\
 	((val) = fuword(uaddr), 0)
+#endif
 
 #define cpu_to_le32(x) htole32(x)
 #define le32_to_cpu(x) le32toh(x)