On 04/08/15 02:07, Pratyush Anand wrote:
Hi Dave,
On Wed, Feb 18, 2015 at 4:41 AM, David Long <dave.l...@linaro.org> wrote:
From: Sandeepa Prabhu <sandeepa.pra...@linaro.org>
Add support for basic kernel probes(kprobes) and jump probes
(jprobes) for ARM64.
[...]
+#ifdef CONFIG_KPROBES
+static inline int notify_page_fault(struct pt_regs *regs, unsigned int esr)
+{
+ int ret = 0;
+
+ /* kprobe_running() needs smp_processor_id() */
+ if (!user_mode(regs)) {
+ preempt_disable();
+ if (kprobe_running() && kprobe_fault_handler(regs, esr))
+ ret = 1;
+ preempt_enable();
+ }
+
+ return ret;
+}
+#else
+static inline int notify_page_fault(struct pt_regs *regs)
Please fix this definition in next revision, other wise there would be
a build error
if CONFIG_KPROBES is not defined.
should be:
+static inline int notify_page_fault(struct pt_regs *regs, unsigned int esr)
~Pratyush
Yes, the fix is already in the v6 version I'm working on.
-dl
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