patch-2.1.69 linux/include/asm-i386/bitops.h

• Lines: 29
• Date: Mon Dec 1 11:16:57 1997
• Orig file: v2.1.68/linux/include/asm-i386/bitops.h
• Orig date: Tue May 13 22:41:17 1997

diff -u --recursive --new-file v2.1.68/linux/include/asm-i386/bitops.h linux/include/asm-i386/bitops.h
@@ -20,11 +20,26 @@
 #endif
 
 /*
+ * Function prototypes to keep gcc -Wall happy
+ */
+extern void set_bit(int nr, volatile void * addr);
+extern void clear_bit(int nr, volatile void * addr);
+extern void change_bit(int nr, volatile void * addr);
+extern int test_and_set_bit(int nr, volatile void * addr);
+extern int test_and_clear_bit(int nr, volatile void * addr);
+extern int test_and_change_bit(int nr, volatile void * addr);
+extern int __constant_test_bit(int nr, const volatile void * addr);
+extern int __test_bit(int nr, volatile void * addr);
+extern int find_first_zero_bit(void * addr, unsigned size);
+extern int find_next_zero_bit (void * addr, int size, int offset);
+extern unsigned long ffz(unsigned long word);
+
+/*
  * Some hacks to defeat gcc over-optimizations..
  */
 struct __dummy { unsigned long a[100]; };
-#define ADDR (*(struct __dummy *) addr)
-#define CONST_ADDR (*(const struct __dummy *) addr)
+#define ADDR (*(volatile struct __dummy *) addr)
+#define CONST_ADDR (*(volatile const struct __dummy *) addr)
 
 extern __inline__ void set_bit(int nr, volatile void * addr)
 {