lkml.org 
[lkml]   [2006]   [Jan]   [18]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
Date
From
Subject[2.6 patch] kernel/kprobes.c: fix a warning #ifndef ARCH_SUPPORTS_KRETPROBES
This patch fixes the following warning #ifndef ARCH_SUPPORTS_KRETPROBES:

<-- snip -->

...
CC kernel/kprobes.o
kernel/kprobes.c:353: warning: 'pre_handler_kretprobe' defined but not used
...

<-- snip -->


Signed-off-by: Adrian Bunk <bunk@stusta.de>

---

This patch was already sent on:
- 14 Jan 2006

--- linux-2.6.15-mm4-sparc64/kernel/kprobes.c.old 2006-01-14 20:17:59.000000000 +0100
+++ linux-2.6.15-mm4-sparc64/kernel/kprobes.c 2006-01-14 20:19:03.000000000 +0100
@@ -344,23 +344,6 @@
spin_unlock_irqrestore(&kretprobe_lock, flags);
}

-/*
- * This kprobe pre_handler is registered with every kretprobe. When probe
- * hits it will set up the return probe.
- */
-static int __kprobes pre_handler_kretprobe(struct kprobe *p,
- struct pt_regs *regs)
-{
- struct kretprobe *rp = container_of(p, struct kretprobe, kp);
- unsigned long flags = 0;
-
- /*TODO: consider to only swap the RA after the last pre_handler fired */
- spin_lock_irqsave(&kretprobe_lock, flags);
- arch_prepare_kretprobe(rp, regs);
- spin_unlock_irqrestore(&kretprobe_lock, flags);
- return 0;
-}
-
static inline void free_rp_inst(struct kretprobe *rp)
{
struct kretprobe_instance *ri;
@@ -578,6 +561,23 @@

#ifdef ARCH_SUPPORTS_KRETPROBES

+/*
+ * This kprobe pre_handler is registered with every kretprobe. When probe
+ * hits it will set up the return probe.
+ */
+static int __kprobes pre_handler_kretprobe(struct kprobe *p,
+ struct pt_regs *regs)
+{
+ struct kretprobe *rp = container_of(p, struct kretprobe, kp);
+ unsigned long flags = 0;
+
+ /*TODO: consider to only swap the RA after the last pre_handler fired */
+ spin_lock_irqsave(&kretprobe_lock, flags);
+ arch_prepare_kretprobe(rp, regs);
+ spin_unlock_irqrestore(&kretprobe_lock, flags);
+ return 0;
+}
+
int __kprobes register_kretprobe(struct kretprobe *rp)
{
int ret = 0;
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2006-01-19 03:16    [W:2.758 / U:0.140 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site