patch-2.4.21 linux-2.4.21/include/asm-x86_64/delay.h

• Lines: 20
• Date: 2003-06-13 07:51:38.000000000 -0700
• Orig file: linux-2.4.20/include/asm-x86_64/delay.h
• Orig date: 2002-11-28 15:53:15.000000000 -0800

diff -urN linux-2.4.20/include/asm-x86_64/delay.h linux-2.4.21/include/asm-x86_64/delay.h
@@ -8,8 +8,10 @@
  */
  
 extern void __bad_udelay(void);
+extern void __bad_ndelay(void);
 
 extern void __udelay(unsigned long usecs);
+extern void __ndelay(unsigned long usecs);
 extern void __const_udelay(unsigned long usecs);
 extern void __delay(unsigned long loops);
 
@@ -17,4 +19,8 @@
 	((n) > 20000 ? __bad_udelay() : __const_udelay((n) * 0x10c6ul)) : \
 	__udelay(n))
 
+#define ndelay(n) (__builtin_constant_p(n) ? \
+       ((n) > 20000 ? __bad_ndelay() : __const_udelay((n) * 5ul)) : \
+       __ndelay(n))
+
 #endif /* defined(_X8664_DELAY_H) */