patch-2.1.19 linux/include/asm-alpha/current.h

• Lines: 13
• Date: Mon Dec 30 11:58:34 1996
• Orig file: v2.1.18/linux/include/asm-alpha/current.h
• Orig date: Thu Jan 1 02:00:00 1970

diff -u --recursive --new-file v2.1.18/linux/include/asm-alpha/current.h linux/include/asm-alpha/current.h
@@ -0,0 +1,12 @@
+#ifndef _ALPHA_CURRENT_H
+#define _ALPHA_CURRENT_H
+
+/* Some architectures may want to do something "clever" here since
+ * this is the most frequently accessed piece of data in the entire
+ * kernel.  For an example, see the Sparc implementation where an
+ * entire register is hard locked to contain the value of current.
+ */
+extern struct task_struct *current_set[NR_CPUS];
+#define current (current_set[smp_processor_id()])	/* Current on this processor */
+
+#endif /* !(_ALPHA_CURRENT_H) */