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authorH. Peter Anvin <hpa@linux.intel.com>2014-06-18 15:26:19 -0700
committerH. Peter Anvin <hpa@linux.intel.com>2014-06-18 15:26:19 -0700
commit03ab3da3b215bac4ebb093c808d54596e03e3225 (patch)
treea42534bb7f314b561b362ad0b5af7eff8dbb9726 /include/linux/compiler.h
parent6229ad278ca74acdbc8bd3a3d469322a3de91039 (diff)
parent7171511eaec5bf23fb06078f59784a3a0626b38f (diff)
Merge tag 'v3.16-rc1' into x86/cpufeature
Linux 3.16-rc1 Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
Diffstat (limited to 'include/linux/compiler.h')
-rw-r--r--include/linux/compiler.h15
1 files changed, 13 insertions, 2 deletions
diff --git a/include/linux/compiler.h b/include/linux/compiler.h
index ee7239ea158..d5ad7b1118f 100644
--- a/include/linux/compiler.h
+++ b/include/linux/compiler.h
@@ -323,9 +323,18 @@ void ftrace_likely_update(struct ftrace_branch_data *f, int val, int expect);
#endif
#ifndef __compiletime_error
# define __compiletime_error(message)
-# define __compiletime_error_fallback(condition) \
+/*
+ * Sparse complains of variable sized arrays due to the temporary variable in
+ * __compiletime_assert. Unfortunately we can't just expand it out to make
+ * sparse see a constant array size without breaking compiletime_assert on old
+ * versions of GCC (e.g. 4.2.4), so hide the array from sparse altogether.
+ */
+# ifndef __CHECKER__
+# define __compiletime_error_fallback(condition) \
do { ((void)sizeof(char[1 - 2 * condition])); } while (0)
-#else
+# endif
+#endif
+#ifndef __compiletime_error_fallback
# define __compiletime_error_fallback(condition) do { } while (0)
#endif
@@ -374,7 +383,9 @@ void ftrace_likely_update(struct ftrace_branch_data *f, int val, int expect);
/* Ignore/forbid kprobes attach on very low level functions marked by this attribute: */
#ifdef CONFIG_KPROBES
# define __kprobes __attribute__((__section__(".kprobes.text")))
+# define nokprobe_inline __always_inline
#else
# define __kprobes
+# define nokprobe_inline inline
#endif
#endif /* __LINUX_COMPILER_H */