[src/riastradh-drm2]: src/sys/external/bsd/drm2/include/linux Add WARN and WA...

[riastradh <riastradh%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/f8d9a5168a9d
branches:  riastradh-drm2
changeset: 788091:f8d9a5168a9d
user:      riastradh <riastradh%NetBSD.org@localhost>
date:      Wed Jul 24 02:12:00 2013 +0000

description:
Add WARN and WARN_ON to <linux/kernel.h>.

diffstat:

 sys/external/bsd/drm2/include/linux/kernel.h |  14 +++++++++++++-
 1 files changed, 13 insertions(+), 1 deletions(-)

diffs (26 lines):

diff -r 32dc9277e9aa -r f8d9a5168a9d sys/external/bsd/drm2/include/linux/kernel.h
--- a/sys/external/bsd/drm2/include/linux/kernel.h      Wed Jul 24 02:11:38 2013 +0000
+++ b/sys/external/bsd/drm2/include/linux/kernel.h      Wed Jul 24 02:12:00 2013 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: kernel.h,v 1.1.2.5 2013/07/24 01:52:08 riastradh Exp $ */
+/*     $NetBSD: kernel.h,v 1.1.2.6 2013/07/24 02:12:00 riastradh Exp $ */
 
 /*-
  * Copyright (c) 2013 The NetBSD Foundation, Inc.
@@ -41,4 +41,16 @@
 #define        container_of(PTR, TYPE, FIELD)                                  \
        ((TYPE *)(((char *)(PTR)) - offsetof(TYPE, FIELD)))
 
+#define        ARRAY_SIZE(ARRAY)       __arraycount(ARRAY)
+
+/* XXX Rate limit?  */
+#define WARN(CONDITION, FMT, ...)      do                              \
+{                                                                      \
+       if (CONDITION)                                                  \
+               printf("warning: %s:%d: " FMT, __FILE__, __LINE__,      \
+                   ##__VA_ARGS__);                                     \
+} while (0)
+
+#define        WARN_ON(CONDITION)      WARN(CONDITION, "%s\n", #CONDITION)
+
 #endif  /* _LINUX_KERNEL_H_ */