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| author | Sandeepa Prabhu <sandeepa.s.prabhu@gmail.com> | 2016-07-08 12:35:54 -0400 |
|---|---|---|
| committer | Catalin Marinas <catalin.marinas@arm.com> | 2016-07-19 15:03:23 +0100 |
| commit | af78cede8bfc772baf424fc03f7cd3c8f9437733 (patch) | |
| tree | 86483a2834f8f64e4b17d2ed5295bd0e22909106 /samples | |
| parent | fcfd708b8cf86b8c1ca6ce014d50287f61c0eb88 (diff) | |
| download | linux-af78cede8bfc772baf424fc03f7cd3c8f9437733.tar.gz linux-af78cede8bfc772baf424fc03f7cd3c8f9437733.tar.bz2 linux-af78cede8bfc772baf424fc03f7cd3c8f9437733.zip | |
kprobes: Add arm64 case in kprobe example module
Add info prints in sample kprobe handlers for ARM64
Signed-off-by: Sandeepa Prabhu <sandeepa.s.prabhu@gmail.com>
Signed-off-by: David A. Long <dave.long@linaro.org>
Acked-by: Masami Hiramatsu <mhiramat@kernel.org>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Diffstat (limited to 'samples')
| -rw-r--r-- | samples/kprobes/kprobe_example.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/samples/kprobes/kprobe_example.c b/samples/kprobes/kprobe_example.c index ed0ca0c07242..f3b61b4ee09c 100644 --- a/samples/kprobes/kprobe_example.c +++ b/samples/kprobes/kprobe_example.c @@ -46,6 +46,11 @@ static int handler_pre(struct kprobe *p, struct pt_regs *regs) " ex1 = 0x%lx\n", p->symbol_name, p->addr, regs->pc, regs->ex1); #endif +#ifdef CONFIG_ARM64 + pr_info("<%s> pre_handler: p->addr = 0x%p, pc = 0x%lx," + " pstate = 0x%lx\n", + p->symbol_name, p->addr, (long)regs->pc, (long)regs->pstate); +#endif /* A dump_stack() here will give a stack backtrace */ return 0; @@ -71,6 +76,10 @@ static void handler_post(struct kprobe *p, struct pt_regs *regs, printk(KERN_INFO "<%s> post_handler: p->addr = 0x%p, ex1 = 0x%lx\n", p->symbol_name, p->addr, regs->ex1); #endif +#ifdef CONFIG_ARM64 + pr_info("<%s> post_handler: p->addr = 0x%p, pstate = 0x%lx\n", + p->symbol_name, p->addr, (long)regs->pstate); +#endif } /* |