@@ -55,6 +61,9 @@ struct kprobe {
/* list of kprobes for multi-handler support */
struct list_head list;
+ /*count the number of times this probe was temporarily disarmed */
+ unsigned long nmissed;
You declare a variable.
+
/* location of the probe point */
kprobe_opcode_t *addr;
diff -puN kernel/kprobes.c~kprobes-temporary-disarming-on-reentrancy-generic kernel/kprobes.c
--- linux-2.6.12-rc4-mm2/kernel/kprobes.c~kprobes-temporary-disarming-on-reentrancy-generic 2005-05-24 15:28:08.000000000 +0530
+++ linux-2.6.12-rc4-mm2-prasanna/kernel/kprobes.c 2005-05-24 15:28:08.000000000 +0530
@@ -334,6 +334,7 @@ int register_kprobe(struct kprobe *p)
}
spin_lock_irqsave(&kprobe_lock, flags);
old_p = get_kprobe(p->addr);
+ p->nmissed = 0;
And then you set it to 0.
And nothing more. Surely this patch does not do anything. Looks like
some code is missing.