diff options
Diffstat (limited to 'arch/parisc/include/asm/rt_sigframe.h')
| -rw-r--r-- | arch/parisc/include/asm/rt_sigframe.h | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/arch/parisc/include/asm/rt_sigframe.h b/arch/parisc/include/asm/rt_sigframe.h new file mode 100644 index 000000000..2b3010ade --- /dev/null +++ b/arch/parisc/include/asm/rt_sigframe.h @@ -0,0 +1,24 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef _ASM_PARISC_RT_SIGFRAME_H +#define _ASM_PARISC_RT_SIGFRAME_H + +#define SIGRETURN_TRAMP 4 +#define SIGRESTARTBLOCK_TRAMP 5 +#define TRAMP_SIZE (SIGRETURN_TRAMP + SIGRESTARTBLOCK_TRAMP) + +struct rt_sigframe { + /* XXX: Must match trampoline size in arch/parisc/kernel/signal.c + Secondary to that it must protect the ERESTART_RESTARTBLOCK + trampoline we left on the stack (we were bad and didn't + change sp so we could run really fast.) */ + unsigned int tramp[TRAMP_SIZE]; + struct siginfo info; + struct ucontext uc; +}; + +#define SIGFRAME 128 +#define FUNCTIONCALLFRAME 96 +#define PARISC_RT_SIGFRAME_SIZE \ + (((sizeof(struct rt_sigframe) + FUNCTIONCALLFRAME) + SIGFRAME) & -SIGFRAME) + +#endif |