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| author | Tony Lindgren <tony@atomide.com> | 2021-03-08 11:34:12 +0200 |
|---|---|---|
| committer | Tony Lindgren <tony@atomide.com> | 2021-03-08 11:34:12 +0200 |
| commit | 4c9f4865f4604744d4f1a43db22ac6ec9dc8e587 (patch) | |
| tree | 46abf93c9b90b880464772ce7d23309ee3616b91 /samples/kprobes/kprobe_example.c | |
| parent | effe89e40037038db7711bdab5d3401fe297d72c (diff) | |
| parent | 77335a040178a0456d4eabc8bf17a7ca3ee4a327 (diff) | |
Merge branch 'fixes-rc2' into fixes
Diffstat (limited to 'samples/kprobes/kprobe_example.c')
| -rw-r--r-- | samples/kprobes/kprobe_example.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/samples/kprobes/kprobe_example.c b/samples/kprobes/kprobe_example.c index 365905cb24b1..331dcf151532 100644 --- a/samples/kprobes/kprobe_example.c +++ b/samples/kprobes/kprobe_example.c @@ -1,6 +1,5 @@ // SPDX-License-Identifier: GPL-2.0-only /* - * NOTE: This example is works on x86 and powerpc. * Here's a sample kernel module showing the use of kprobes to dump a * stack trace and selected registers when kernel_clone() is called. * @@ -44,6 +43,10 @@ static int __kprobes handler_pre(struct kprobe *p, struct pt_regs *regs) " pstate = 0x%lx\n", p->symbol_name, p->addr, (long)regs->pc, (long)regs->pstate); #endif +#ifdef CONFIG_ARM + pr_info("<%s> pre_handler: p->addr = 0x%p, pc = 0x%lx, cpsr = 0x%lx\n", + p->symbol_name, p->addr, (long)regs->ARM_pc, (long)regs->ARM_cpsr); +#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); @@ -73,6 +76,10 @@ static void __kprobes handler_post(struct kprobe *p, struct pt_regs *regs, pr_info("<%s> post_handler: p->addr = 0x%p, pstate = 0x%lx\n", p->symbol_name, p->addr, (long)regs->pstate); #endif +#ifdef CONFIG_ARM + pr_info("<%s> post_handler: p->addr = 0x%p, cpsr = 0x%lx\n", + p->symbol_name, p->addr, (long)regs->ARM_cpsr); +#endif #ifdef CONFIG_S390 pr_info("<%s> pre_handler: p->addr, 0x%p, flags = 0x%lx\n", p->symbol_name, p->addr, regs->flags); |