diff options
| author | David Daney <ddaney@caviumnetworks.com> | 2010-08-03 20:22:21 +0200 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2010-08-05 14:26:29 +0200 |
| commit | 8a1492370b493cf680b86885286f07cb9b967716 (patch) | |
| tree | ac1efeafead9a4092397e546d1afb3115a4ac954 /samples/kprobes | |
| parent | MIPS: kprobe: Add support. (diff) | |
| download | linux-8a1492370b493cf680b86885286f07cb9b967716.tar.xz linux-8a1492370b493cf680b86885286f07cb9b967716.zip | |
SAMPLES: kprobe_example: Make it print something on MIPS.
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>
To: linux-mips@linux-mips.org
To: ananth@in.ibm.com
To: anil.s.keshavamurthy@intel.com
To: davem@davemloft.net
To: masami.hiramatsu.pt@hitachi.com
Cc: linux-kernel@vger.kernel.org
Cc: hschauhan@nulltrace.org
Patchwork: https://patchwork.linux-mips.org/patch/1528/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'samples/kprobes')
| -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 a681998a871c..ebf5e0c368ea 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 } /* |