diff options
Diffstat (limited to 'kernel/arch/arc/include/asm/current.h')
-rw-r--r-- | kernel/arch/arc/include/asm/current.h | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/kernel/arch/arc/include/asm/current.h b/kernel/arch/arc/include/asm/current.h new file mode 100644 index 000000000..c2453ee62 --- /dev/null +++ b/kernel/arch/arc/include/asm/current.h @@ -0,0 +1,28 @@ +/* + * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * Vineetg: May 16th, 2008 + * - Current macro is now implemented as "global register" r25 + */ + +#ifndef _ASM_ARC_CURRENT_H +#define _ASM_ARC_CURRENT_H + +#ifndef __ASSEMBLY__ + +#ifdef CONFIG_ARC_CURR_IN_REG + +register struct task_struct *curr_arc asm("r25"); +#define current (curr_arc) + +#else +#include <asm-generic/current.h> +#endif /* ! CONFIG_ARC_CURR_IN_REG */ + +#endif /* ! __ASSEMBLY__ */ + +#endif /* _ASM_ARC_CURRENT_H */ |