Merge branch 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux...

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

diff --git a/include/linux/compiler.h b/include/linux/compiler.h
index 12a1291855e23cb43f77e61cdf6cdc7b59c28ca6..d0e17e1657dca11b86f151084a10bc87204c80a1 100644 (file)
--- a/include/linux/compiler.h
+++ b/include/linux/compiler.h
@@ -15,8 +15,8 @@
 # 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(const void __user *);
-extern void __chk_io_ptr(const void __iomem *);
+extern void __chk_user_ptr(const volatile void __user *);
+extern void __chk_io_ptr(const volatile void __iomem *);
 #else
 # define __user
 # define __kernel
@@ -101,6 +101,12 @@ extern void __chk_io_ptr(const void __iomem *);
 #undef __must_check
 #define __must_check
 #endif
+#ifndef CONFIG_ENABLE_WARN_DEPRECATED
+#undef __deprecated
+#undef __deprecated_for_modules
+#define __deprecated
+#define __deprecated_for_modules
+#endif
 
 /*
  * Allow us to avoid 'defined but not used' warnings on functions and data,
@@ -120,10 +126,6 @@ extern void __chk_io_ptr(const void __iomem *);
  * Mark functions that are referenced only in inline assembly as __used so
  * the code is emitted even though it appears to be unreferenced.
  */
-#ifndef __attribute_used__
-# define __attribute_used__    /* deprecated */
-#endif
-
 #ifndef __used
 # define __used                        /* unimplemented */
 #endif
@@ -132,20 +134,6 @@ extern void __chk_io_ptr(const void __iomem *);
 # define __maybe_unused                /* unimplemented */
 #endif
 
-/*
- * From the GCC manual:
- *
- * Many functions have no effects except the return value and their
- * return value depends only on the parameters and/or global
- * variables.  Such a function can be subject to common subexpression
- * elimination and loop optimization just as an arithmetic operator
- * would be.
- * [...]
- */
-#ifndef __attribute_pure__
-# define __attribute_pure__    /* unimplemented */
-#endif
-
 #ifndef noinline
 #define noinline
 #endif
@@ -183,4 +171,9 @@ extern void __chk_io_ptr(const void __iomem *);
 #define __cold
 #endif
 
+/* Simple shorthand for a section definition */
+#ifndef __section
+# define __section(S) __attribute__ ((__section__(#S)))
+#endif
+
 #endif /* __LINUX_COMPILER_H */