Messages in this thread Patch in this message | | | From | David Daney <> | Subject | [PATCH 4/5] samples: kprobe_example: Make it print something on MIPS. | Date | Tue, 3 Aug 2010 11:22:21 -0700 |
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This KProbes example is a little useless if it doesn't print anything. For MIPS print similar messages to those produced on x86 and PPC.
Signed-off-by: David Daney <ddaney@caviumnetworks.com> --- 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 a681998..ebf5e0c 100644 --- a/samples/kprobes/kprobe_example.c +++ b/samples/kprobes/kprobe_example.c @@ -32,6 +32,11 @@ static int handler_pre(struct kprobe *p, struct pt_regs *regs) " msr = 0x%lx\n", p->addr, regs->nip, regs->msr); #endif +#ifdef CONFIG_MIPS + printk(KERN_INFO "pre_handler: p->addr = 0x%p, epc = 0x%lx," + " status = 0x%lx\n", + p->addr, regs->cp0_epc, regs->cp0_status); +#endif /* A dump_stack() here will give a stack backtrace */ return 0; @@ -49,6 +54,10 @@ static void handler_post(struct kprobe *p, struct pt_regs *regs, printk(KERN_INFO "post_handler: p->addr = 0x%p, msr = 0x%lx\n", p->addr, regs->msr); #endif +#ifdef CONFIG_MIPS + printk(KERN_INFO "post_handler: p->addr = 0x%p, status = 0x%lx\n", + p->addr, regs->cp0_status); +#endif } /* -- 1.7.1.1
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