[PATCH v3 4/7] kprobes: Replace %p with other pointer types

[Masami Hiramatsu]

Replace %p with %pS or just remove it if unneeded.

Signed-off-by: Masami Hiramatsu <mhira...@kernel.org>
---
 Changes in v3:
  - Do not use %px in any case.
 Changes in v2:
  - Rebased on linux-next
---
 kernel/kprobes.c |   20 ++++++++++----------
 1 file changed, 10 insertions(+), 10 deletions(-)

diff --git a/kernel/kprobes.c b/kernel/kprobes.c
index 94af7c99cf81..a72ff4999b11 100644
--- a/kernel/kprobes.c
+++ b/kernel/kprobes.c
@@ -712,7 +712,7 @@ static void reuse_unused_kprobe(struct kprobe *ap)
        op = container_of(ap, struct optimized_kprobe, kp);
        if (unlikely(list_empty(&op->list)))
                printk(KERN_WARNING "Warning: found a stray unused "
-                       "aggrprobe@%p\n", ap->addr);
+                       "aggrprobe@%pS\n", ap->addr);
        /* Enable the probe again */
        ap->flags &= ~KPROBE_FLAG_DISABLED;
        /* Optimize it again (remove from op->list) */
@@ -985,7 +985,8 @@ static int arm_kprobe_ftrace(struct kprobe *p)
        ret = ftrace_set_filter_ip(&kprobe_ftrace_ops,
                                   (unsigned long)p->addr, 0, 0);
        if (ret) {
-               pr_debug("Failed to arm kprobe-ftrace at %p (%d)\n", p->addr, 
ret);
+               pr_debug("Failed to arm kprobe-ftrace at %pS (%d)\n",
+                        p->addr, ret);
                return ret;
        }
 
@@ -1025,7 +1026,8 @@ static int disarm_kprobe_ftrace(struct kprobe *p)
 
        ret = ftrace_set_filter_ip(&kprobe_ftrace_ops,
                           (unsigned long)p->addr, 1, 0);
-       WARN(ret < 0, "Failed to disarm kprobe-ftrace at %p (%d)\n", p->addr, 
ret);
+       WARN(ret < 0, "Failed to disarm kprobe-ftrace at %pS (%d)\n",
+            p->addr, ret);
        return ret;
 }
 #else  /* !CONFIG_KPROBES_ON_FTRACE */
@@ -2169,11 +2171,12 @@ int enable_kprobe(struct kprobe *kp)
 }
 EXPORT_SYMBOL_GPL(enable_kprobe);
 
+/* Caller must NOT call this in usual path. This is only for critical case */
 void dump_kprobe(struct kprobe *kp)
 {
-       printk(KERN_WARNING "Dumping kprobe:\n");
-       printk(KERN_WARNING "Name: %s\nAddress: %p\nOffset: %x\n",
-              kp->symbol_name, kp->addr, kp->offset);
+       pr_err("Dumping kprobe:\n");
+       pr_err("Name: %s\nOffset: %x\nAddress: %pS\n",
+              kp->symbol_name, kp->offset, kp->addr);
 }
 NOKPROBE_SYMBOL(dump_kprobe);
 
@@ -2196,11 +2199,8 @@ static int __init populate_kprobe_blacklist(unsigned 
long *start,
                entry = arch_deref_entry_point((void *)*iter);
 
                if (!kernel_text_address(entry) ||
-                   !kallsyms_lookup_size_offset(entry, &size, &offset)) {
-                       pr_err("Failed to find blacklist at %p\n",
-                               (void *)entry);
+                   !kallsyms_lookup_size_offset(entry, &size, &offset))
                        continue;
-               }
 
                ent = kmalloc(sizeof(*ent), GFP_KERNEL);
                if (!ent)