Commit e16c5dd5 authored by Johannes Thumshirn's avatar Johannes Thumshirn Committed by Martin Schwidefsky

samples/kprobes: Add s390 case in kprobe example module

Add info prints in sample kprobe handlers for S/390
Signed-off-by: default avatarJohannes Thumshirn <jthumshirn@suse.de>
Signed-off-by: default avatarHeiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: default avatarMartin Schwidefsky <schwidefsky@de.ibm.com>
parent 262832bc
...@@ -47,6 +47,10 @@ static int handler_pre(struct kprobe *p, struct pt_regs *regs) ...@@ -47,6 +47,10 @@ static int handler_pre(struct kprobe *p, struct pt_regs *regs)
" pstate = 0x%lx\n", " pstate = 0x%lx\n",
p->symbol_name, p->addr, (long)regs->pc, (long)regs->pstate); p->symbol_name, p->addr, (long)regs->pc, (long)regs->pstate);
#endif #endif
#ifdef CONFIG_S390
pr_info("<%s> pre_handler: p->addr, 0x%p, ip = 0x%lx, flags = 0x%lx\n",
p->symbol_name, p->addr, regs->psw.addr, regs->flags);
#endif
/* A dump_stack() here will give a stack backtrace */ /* A dump_stack() here will give a stack backtrace */
return 0; return 0;
...@@ -76,6 +80,10 @@ static void handler_post(struct kprobe *p, struct pt_regs *regs, ...@@ -76,6 +80,10 @@ static void handler_post(struct kprobe *p, struct pt_regs *regs,
pr_info("<%s> post_handler: p->addr = 0x%p, pstate = 0x%lx\n", pr_info("<%s> post_handler: p->addr = 0x%p, pstate = 0x%lx\n",
p->symbol_name, p->addr, (long)regs->pstate); p->symbol_name, p->addr, (long)regs->pstate);
#endif #endif
#ifdef CONFIG_S390
pr_info("<%s> pre_handler: p->addr, 0x%p, flags = 0x%lx\n",
p->symbol_name, p->addr, regs->flags);
#endif
} }
/* /*
......
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