diff options
author | Takashi Iwai <tiwai@suse.de> | 2011-08-08 14:30:29 +0200 |
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committer | Takashi Iwai <tiwai@suse.de> | 2011-08-08 14:30:29 +0200 |
commit | 0a2d31b62dba9b5b92a38c67c9cc42630513662a (patch) | |
tree | f755d74ec85248de645e10c45ed1a2ed467530f6 /arch/openrisc/include/asm/sigcontext.h | |
parent | 8039290a91c5dc4414093c086987a5d7738fe2fd (diff) | |
parent | df944f66784e6d4f2f50739263a4947885d8b6ae (diff) |
Merge branch 'fix/kconfig' into for-linus
Diffstat (limited to 'arch/openrisc/include/asm/sigcontext.h')
-rw-r--r-- | arch/openrisc/include/asm/sigcontext.h | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/arch/openrisc/include/asm/sigcontext.h b/arch/openrisc/include/asm/sigcontext.h new file mode 100644 index 00000000000..54a5c50132e --- /dev/null +++ b/arch/openrisc/include/asm/sigcontext.h @@ -0,0 +1,38 @@ +/* + * OpenRISC Linux + * + * Linux architectural port borrowing liberally from similar works of + * others. All original copyrights apply as per the original source + * declaration. + * + * OpenRISC implementation: + * Copyright (C) 2003 Matjaz Breskvar <phoenix@bsemi.com> + * Copyright (C) 2010-2011 Jonas Bonn <jonas@southpole.se> + * et al. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + */ + +#ifndef __ASM_OPENRISC_SIGCONTEXT_H +#define __ASM_OPENRISC_SIGCONTEXT_H + +#include <asm/ptrace.h> + +/* This struct is saved by setup_frame in signal.c, to keep the current + context while a signal handler is executed. It's restored by sys_sigreturn. + + To keep things simple, we use pt_regs here even though normally you just + specify the list of regs to save. Then we can use copy_from_user on the + entire regs instead of a bunch of get_user's as well... +*/ + +struct sigcontext { + struct pt_regs regs; /* needs to be first */ + unsigned long oldmask; + unsigned long usp; /* usp before stacking this gunk on it */ +}; + +#endif /* __ASM_OPENRISC_SIGCONTEXT_H */ |