linux/kernel.h: Remove duplicate trace_printk declaration

[platform/adaptation/renesas_rcar/renesas_kernel.git] / include / linux / kernel.h

diff --git a/include/linux/kernel.h b/include/linux/kernel.h
index 6043821..7785d5d 100644 (file)
--- a/include/linux/kernel.h
+++ b/include/linux/kernel.h
@@ -1,15 +1,6 @@
 #ifndef _LINUX_KERNEL_H
 #define _LINUX_KERNEL_H
 
-#include <linux/sysinfo.h>
-
-/*
- * 'kernel.h' contains some often-used function prototypes etc
- */
-#define __ALIGN_KERNEL(x, a)           __ALIGN_KERNEL_MASK(x, (typeof(x))(a) - 1)
-#define __ALIGN_KERNEL_MASK(x, mask)   (((x) + (mask)) & ~(mask))
-
-#ifdef __KERNEL__
 
 #include <stdarg.h>
 #include <linux/linkage.h>
@@ -22,6 +13,7 @@
 #include <linux/printk.h>
 #include <linux/dynamic_debug.h>
 #include <asm/byteorder.h>
+#include <uapi/linux/kernel.h>
 
 #define USHRT_MAX      ((u16)(~0U))
 #define SHRT_MAX       ((s16)(USHRT_MAX>>1))
@@ -82,10 +74,18 @@
        __x - (__x % (y));                              \
 }                                                      \
 )
+
+/*
+ * Divide positive or negative dividend by positive divisor and round
+ * to closest integer. Result is undefined for negative divisors.
+ */
 #define DIV_ROUND_CLOSEST(x, divisor)(                 \
 {                                                      \
-       typeof(divisor) __divisor = divisor;            \
-       (((x) + ((__divisor) / 2)) / (__divisor));      \
+       typeof(x) __x = x;                              \
+       typeof(divisor) __d = divisor;                  \
+       (((typeof(x))-1) > 0 || (__x) > 0) ?            \
+               (((__x) + ((__d) / 2)) / (__d)) :       \
+               (((__x) - ((__d) / 2)) / (__d));        \
 }                                                      \
 )
 
@@ -527,9 +527,6 @@ __ftrace_vprintk(unsigned long ip, const char *fmt, va_list ap);
 
 extern void ftrace_dump(enum ftrace_dump_mode oops_dump_mode);
 #else
-static inline __printf(1, 2)
-int trace_printk(const char *fmt, ...);
-
 static inline void tracing_start(void) { }
 static inline void tracing_stop(void) { }
 static inline void ftrace_off_permanent(void) { }
@@ -539,8 +536,8 @@ static inline void tracing_on(void) { }
 static inline void tracing_off(void) { }
 static inline int tracing_is_on(void) { return 0; }
 
-static inline int
-trace_printk(const char *fmt, ...)
+static inline __printf(1, 2)
+int trace_printk(const char *fmt, ...)
 {
        return 0;
 }
@@ -708,6 +705,4 @@ static inline void ftrace_dump(enum ftrace_dump_mode oops_dump_mode) { }
 
 extern int do_sysinfo(struct sysinfo *info);
 
-#endif /* __KERNEL__ */
-
 #endif