pandora: defconfig: update

[pandora-kernel.git] / include / linux / kernel.h

diff --git a/include/linux/kernel.h b/include/linux/kernel.h
index 4c0d3b2..dcf6a8b 100644 (file)
--- a/include/linux/kernel.h
+++ b/include/linux/kernel.h
@@ -34,6 +34,7 @@
 #define LLONG_MAX      ((long long)(~0ULL>>1))
 #define LLONG_MIN      (-LLONG_MAX - 1)
 #define ULLONG_MAX     (~0ULL)
+#define SIZE_MAX       (~(size_t)0)
 
 #define STACK_MAGIC    0xdeadbeef
 
@@ -85,6 +86,19 @@
 }                                                      \
 )
 
+/*
+ * Multiplies an integer by a fraction, while avoiding unnecessary
+ * overflow or loss of precision.
+ */
+#define mult_frac(x, numer, denom)(                    \
+{                                                      \
+       typeof(x) quot = (x) / (denom);                 \
+       typeof(x) rem  = (x) % (denom);                 \
+       (quot * (numer)) + ((rem * (numer)) / (denom)); \
+}                                                      \
+)
+
+
 #define _RET_IP_               (unsigned long)__builtin_return_address(0)
 #define _THIS_IP_  ({ __label__ __here; __here: (unsigned long)&&__here; })
 
@@ -371,6 +385,7 @@ extern enum system_states {
 #define TAINT_WARN                     9
 #define TAINT_CRAP                     10
 #define TAINT_FIRMWARE_WORKAROUND      11
+#define TAINT_OOT_MODULE               12
 
 extern const char hex_asc[];
 #define hex_asc_lo(x)  hex_asc[((x) & 0x0f)]
@@ -664,6 +679,7 @@ static inline void ftrace_dump(enum ftrace_dump_mode oops_dump_mode) { }
 #define BUILD_BUG_ON_ZERO(e) (0)
 #define BUILD_BUG_ON_NULL(e) ((void*)0)
 #define BUILD_BUG_ON(condition)
+#define BUILD_BUG() (0)
 #else /* __CHECKER__ */
 
 /* Force a compilation error if a constant expression is not a power of 2 */
@@ -702,6 +718,21 @@ extern int __build_bug_on_failed;
                if (condition) __build_bug_on_failed = 1;       \
        } while(0)
 #endif
+
+/**
+ * BUILD_BUG - break compile if used.
+ *
+ * If you have some code that you expect the compiler to eliminate at
+ * build time, you should use BUILD_BUG to detect if it is
+ * unexpectedly used.
+ */
+#define BUILD_BUG()                                            \
+       do {                                                    \
+               extern void __build_bug_failed(void)            \
+                       __linktime_error("BUILD_BUG failed");   \
+               __build_bug_failed();                           \
+       } while (0)
+
 #endif /* __CHECKER__ */
 
 /* Trap pasters of __FUNCTION__ at compile-time */