patch-2.3.43 linux/include/asm-i386/spinlock.h
Next file: linux/include/asm-ia64/a.out.h
Previous file: linux/include/asm-i386/softirq.h
Back to the patch index
Back to the overall index
-  Lines: 8
-  Date:
Wed Feb  9 21:32:58 2000
-  Orig file: 
v2.3.42/linux/include/asm-i386/spinlock.h
-  Orig date: 
Fri Jan 21 18:19:17 2000
diff -u --recursive --new-file v2.3.42/linux/include/asm-i386/spinlock.h linux/include/asm-i386/spinlock.h
@@ -44,6 +44,7 @@
  */
 
 #define spin_unlock_wait(x)	do { barrier(); } while(((volatile spinlock_t *)(x))->lock)
+#define spin_is_locked(x)	((x)->lock != 0)
 
 #define spin_lock_string \
 	"\n1:\t" \
FUNET's LINUX-ADM group, linux-adm@nic.funet.fi
TCL-scripts by Sam Shen (who was at: slshen@lbl.gov)