Re: [RFC] [PATCH] To list all active probes in the system---Take-2

[Ananth N Mavinakayanahalli <ananth@in.ibm.com>]

On Mon, Feb 12, 2007 at 12:45:15AM -0800, Andrew Morton wrote:
> On Thu, 08 Feb 2007 17:16:15 +0530 Srinivasa Ds <srinivasa@in.ibm.com> wrote:
> 
> > +	if (p->pre_handler == pre_handler_kretprobe)
> 
> This breaks on sparc64:
> 
> kernel/kprobes.c: In function `report_probe':
> kernel/kprobes.c:826: error: `pre_handler_kretprobe' undeclared (first use in this function)

Andrew,

Here is a patch to fix the issue, compile tested with crosstools. Sorry for
the trouble.

Do you want a comprehensive patch that folds all the related changes
into one?

Ananth
--

Fix kprobes compilation breakage on sparc64 caused due to
kprobes-list-all-active-probes-in-the-system.patch

Signed-off-by: Ananth N Mavinakayanahalli <ananth@in.ibm.com>

---
 kernel/kprobes.c |    6 ++++++
 1 files changed, 6 insertions(+)

Index: linux-2.6.20/kernel/kprobes.c
===================================================================
--- linux-2.6.20.orig/kernel/kprobes.c
+++ linux-2.6.20/kernel/kprobes.c
@@ -780,6 +780,12 @@ int __kprobes register_kretprobe(struct 
 	return -ENOSYS;
 }
 
+static int __kprobes pre_handler_kretprobe(struct kprobe *p,
+					   struct pt_regs *regs)
+{
+	return 0;
+}
+
 #endif /* ARCH_SUPPORTS_KRETPROBES */
 
 void __kprobes unregister_kretprobe(struct kretprobe *rp)