[email protected] wrote:
Hi Rusty,
Thanks for doing this. However...
+
+ orig_ret_address = (unsigned long)ri->ret_addr;
+ recycle_rp_inst(ri);
+
+ if (orig_ret_address != (unsigned long) &kretprobe_trampoline)
+ /*
+ * This is the real return address. Any other
+ * instances associated with this task are for
+ * other calls deeper on the call stack
+ */
+ break;
+ }
+
+ BUG_ON(!orig_ret_address);
+ regs->nip = orig_ret_address;
+
+ unlock_kprobes();
+ preempt_enable_no_resched();
^^^^^^^
We don't need this here - on ppc64, we do a preempt_disable/enable in
kprobe_exceptions_notify() and so this will cause a spurious
preempt_enable().
Thanks,
Ananth
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