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authorriastradh <riastradh@NetBSD.org>2021-12-19 01:39:12 +0000
committerriastradh <riastradh@NetBSD.org>2021-12-19 01:39:12 +0000
commitc0d8cdde0c8dfb8ff27fb591cd3788db6728bad8 (patch)
tree5955acae4babaababad6e37e76cd1c35ee5e2ab5 /sys/external/bsd/common/include/linux
parent5d928357c130ab7f2482653c54cec985ca2eaab5 (diff)
__maybe_unused, typecheck
Diffstat (limited to 'sys/external/bsd/common/include/linux')
-rw-r--r--sys/external/bsd/common/include/linux/kernel.h5
1 files changed, 4 insertions, 1 deletions
diff --git a/sys/external/bsd/common/include/linux/kernel.h b/sys/external/bsd/common/include/linux/kernel.h
index d4d4cae1c20..7ad012d4f0f 100644
--- a/sys/external/bsd/common/include/linux/kernel.h
+++ b/sys/external/bsd/common/include/linux/kernel.h
@@ -1,4 +1,4 @@
-/* $NetBSD: kernel.h,v 1.35 2021/12/19 01:24:57 riastradh Exp $ */
+/* $NetBSD: kernel.h,v 1.36 2021/12/19 01:39:12 riastradh Exp $ */
/*-
* Copyright (c) 2013 The NetBSD Foundation, Inc.
@@ -73,6 +73,7 @@
#define __must_check /* nothing */
#endif
#define __always_unused __unused
+#define __maybe_unused __unused
#define noinline __noinline
#define __deprecated /* nothing */
@@ -88,6 +89,8 @@
*/
#define uninitialized_var(x) x = 0
+#define typecheck(T, X) ({(1 + 0*sizeof((T *)0 - &(X)));})
+
/* XXX These will multiply evaluate their arguments. */
#define min(X, Y) MIN(X, Y)
#define max(X, Y) MAX(X, Y)