fedora core 6 1.2949 + vserver 2.2.0

[linux-2.6.git] / include / linux / compiler.h

diff --git a/include/linux/compiler.h b/include/linux/compiler.h
index f23d3c6..aca6698 100644 (file)
--- a/include/linux/compiler.h
+++ b/include/linux/compiler.h
@@ -10,11 +10,11 @@
 # define __force       __attribute__((force))
 # define __nocast      __attribute__((nocast))
 # define __iomem       __attribute__((noderef, address_space(2)))
-# define __acquires(x) __attribute__((context(0,1)))
-# define __releases(x) __attribute__((context(1,0)))
-# define __acquire(x)  __context__(1)
-# define __release(x)  __context__(-1)
-# define __cond_lock(x)        ((x) ? ({ __context__(1); 1; }) : 0)
+# define __acquires(x) __attribute__((context(x,0,1)))
+# define __releases(x) __attribute__((context(x,1,0)))
+# define __acquire(x)  __context__(x,1)
+# define __release(x)  __context__(x,-1)
+# define __cond_lock(x,c)      ((c) ? ({ __acquire(x); 1; }) : 0)
 extern void __chk_user_ptr(void __user *);
 extern void __chk_io_ptr(void __iomem *);
 #else
@@ -31,7 +31,7 @@ extern void __chk_io_ptr(void __iomem *);
 # define __releases(x)
 # define __acquire(x) (void)0
 # define __release(x) (void)0
-# define __cond_lock(x) (x)
+# define __cond_lock(x,c) (c)
 #endif
 
 #ifdef __KERNEL__
@@ -40,7 +40,7 @@ extern void __chk_io_ptr(void __iomem *);
 #error no compiler-gcc.h file for this gcc version
 #elif __GNUC__ == 4
 # include <linux/compiler-gcc4.h>
-#elif __GNUC__ == 3
+#elif __GNUC__ == 3 && __GNUC_MINOR__ >= 2
 # include <linux/compiler-gcc3.h>
 #else
 # error Sorry, your compiler is too old/not recognized.
@@ -78,6 +78,7 @@ extern void __chk_io_ptr(void __iomem *);
 
 #endif /* __ASSEMBLY__ */
 
+#ifdef __KERNEL__
 /*
  * Allow us to mark functions as 'deprecated' and have gcc emit a nice
  * warning for each use, in hopes of speeding the functions removal.
@@ -98,6 +99,11 @@ extern void __chk_io_ptr(void __iomem *);
 #define __must_check
 #endif
 
+#ifndef CONFIG_ENABLE_MUST_CHECK
+#undef __must_check
+#define __must_check
+#endif
+
 /*
  * Allow us to avoid 'defined but not used' warnings on functions and data,
  * as well as force them to be emitted to the assembly file.
@@ -127,6 +133,16 @@ extern void __chk_io_ptr(void __iomem *);
 # define __attribute_pure__    /* unimplemented */
 #endif
 
+#ifndef noinline
+#define noinline
+#endif
+
+#ifndef __always_inline
+#define __always_inline inline
+#endif
+
+#endif /* __KERNEL__ */
+
 /*
  * From the GCC manual:
  *
@@ -145,12 +161,4 @@ extern void __chk_io_ptr(void __iomem *);
 # define __attribute_const__   /* unimplemented */
 #endif
 
-#ifndef noinline
-#define noinline
-#endif
-
-#ifndef __always_inline
-#define __always_inline inline
-#endif
-
 #endif /* __LINUX_COMPILER_H */