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Diffstat (limited to 'include/asm-x86/current_64.h')
-rw-r--r--include/asm-x86/current_64.h27
1 files changed, 27 insertions, 0 deletions
diff --git a/include/asm-x86/current_64.h b/include/asm-x86/current_64.h
new file mode 100644
index 000000000000..bc8adecee66d
--- /dev/null
+++ b/include/asm-x86/current_64.h
@@ -0,0 +1,27 @@
+#ifndef _X86_64_CURRENT_H
+#define _X86_64_CURRENT_H
+
+#if !defined(__ASSEMBLY__)
+struct task_struct;
+
+#include <asm/pda.h>
+
+static inline struct task_struct *get_current(void)
+{
+ struct task_struct *t = read_pda(pcurrent);
+ return t;
+}
+
+#define current get_current()
+
+#else
+
+#ifndef ASM_OFFSET_H
+#include <asm/asm-offsets.h>
+#endif
+
+#define GET_CURRENT(reg) movq %gs:(pda_pcurrent),reg
+
+#endif
+
+#endif /* !(_X86_64_CURRENT_H) */