/* 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