Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / arch / x86 / include / asm / current.h

diff --git a/kernel/arch/x86/include/asm/current.h b/kernel/arch/x86/include/asm/current.h
new file mode 100644 (file)
index 0000000..9476c04
--- /dev/null
+++ b/kernel/arch/x86/include/asm/current.h
@@ -0,0 +1,21 @@
+#ifndef _ASM_X86_CURRENT_H
+#define _ASM_X86_CURRENT_H
+
+#include <linux/compiler.h>
+#include <asm/percpu.h>
+
+#ifndef __ASSEMBLY__
+struct task_struct;
+
+DECLARE_PER_CPU(struct task_struct *, current_task);
+
+static __always_inline struct task_struct *get_current(void)
+{
+       return this_cpu_read_stable(current_task);
+}
+
+#define current get_current()
+
+#endif /* __ASSEMBLY__ */
+
+#endif /* _ASM_X86_CURRENT_H */