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| author | Srikant Patnaik | 2015-01-13 15:08:24 +0530 |
|---|---|---|
| committer | Srikant Patnaik | 2015-01-13 15:08:24 +0530 |
| commit | 97327692361306d1e6259021bc425e32832fdb50 (patch) | |
| tree | fe9088f3248ec61e24f404f21b9793cb644b7f01 /arch/microblaze/include/asm/current.h | |
| parent | 2d05a8f663478a44e088d122e0d62109bbc801d0 (diff) | |
| parent | a3a8b90b61e21be3dde9101c4e86c881e0f06210 (diff) | |
| download | FOSSEE-netbook-kernel-source-97327692361306d1e6259021bc425e32832fdb50.tar.gz FOSSEE-netbook-kernel-source-97327692361306d1e6259021bc425e32832fdb50.tar.bz2 FOSSEE-netbook-kernel-source-97327692361306d1e6259021bc425e32832fdb50.zip | |
dirty fix to merging
Diffstat (limited to 'arch/microblaze/include/asm/current.h')
| -rw-r--r-- | arch/microblaze/include/asm/current.h | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/arch/microblaze/include/asm/current.h b/arch/microblaze/include/asm/current.h new file mode 100644 index 00000000..29303ed8 --- /dev/null +++ b/arch/microblaze/include/asm/current.h @@ -0,0 +1,29 @@ +/* + * Copyright (C) 2008-2009 Michal Simek <monstr@monstr.eu> + * Copyright (C) 2008-2009 PetaLogix + * Copyright (C) 2006 Atmark Techno, Inc. + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + */ + +#ifndef _ASM_MICROBLAZE_CURRENT_H +#define _ASM_MICROBLAZE_CURRENT_H + +/* + * Register used to hold the current task pointer while in the kernel. + * Any `call clobbered' register without a special meaning should be OK, + * but check asm/microblaze/kernel/entry.S to be sure. + */ +#define CURRENT_TASK r31 +# ifndef __ASSEMBLY__ +/* + * Dedicate r31 to keeping the current task pointer + */ +register struct task_struct *current asm("r31"); + +# define get_current() current +# endif /* __ASSEMBLY__ */ + +#endif /* _ASM_MICROBLAZE_CURRENT_H */ |