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authorMarc Koderer <marc@koderer.com>2021-01-12 16:40:54 +0100
committerJonathan Corbet <corbet@lwn.net>2021-01-18 13:24:18 -0700
commit6970613b4c6a86501c1faa5a86dafa40e97b794e (patch)
tree0dbff7f1340c9a21fa43fe82f88a39f1770fc631 /samples
parentf0ea149eee6bce70f7c55ebf8bca93a0b02bfbd0 (diff)
samples/kprobes: Add ARM support
Plenty of architectures are already supported and this adds ARM support. Signed-off-by: Marc Koderer <marc@koderer.com> Acked-by: Masami Hiramatsu <mhiramat@kernel.org> Link: https://lore.kernel.org/r/20210112154054.17138-1-marc@koderer.com Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Diffstat (limited to 'samples')
-rw-r--r--samples/kprobes/kprobe_example.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/samples/kprobes/kprobe_example.c b/samples/kprobes/kprobe_example.c
index 192aa68db0c0..331dcf151532 100644
--- a/samples/kprobes/kprobe_example.c
+++ b/samples/kprobes/kprobe_example.c
@@ -43,6 +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);
@@ -72,6 +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);

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