linux-kernel - [TRIVIAL PATCH 23/26] mm: Convert print

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Date:	Wed, 12 Dec 2012 10:19:12 -0800
From:	Joe Perches <joe@...ches.com>
To:	Jiri Kosina <trivial@...nel.org>,
	Christoph Lameter <cl@...ux-foundation.org>,
	Pekka Enberg <penberg@...nel.org>,
	Matt Mackall <mpm@...enic.com>
Cc:	linux-mm@...ck.org, linux-kernel@...r.kernel.org
Subject: [TRIVIAL PATCH 23/26] mm: Convert print_symbol to %pSR

Use the new vsprintf extension to avoid any possible
message interleaving.

Signed-off-by: Joe Perches <joe@...ches.com>
---
 mm/memory.c |    8 ++++----
 mm/slab.c   |    8 +++-----
 2 files changed, 7 insertions(+), 9 deletions(-)

diff --git a/mm/memory.c b/mm/memory.c
index d81bdd7..a14c194 100644
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -711,11 +711,11 @@ static void print_bad_pte(struct vm_area_struct *vma, unsigned long addr,
 	 * Choose text because data symbols depend on CONFIG_KALLSYMS_ALL=y
 	 */
 	if (vma->vm_ops)
-		print_symbol(KERN_ALERT "vma->vm_ops->fault: %s\n",
-				(unsigned long)vma->vm_ops->fault);
+		printk(KERN_ALERT "vma->vm_ops->fault: %pSR\n",
+		       vma->vm_ops->fault);
 	if (vma->vm_file && vma->vm_file->f_op)
-		print_symbol(KERN_ALERT "vma->vm_file->f_op->mmap: %s\n",
-				(unsigned long)vma->vm_file->f_op->mmap);
+		printk(KERN_ALERT "vma->vm_file->f_op->mmap: %pSR\n",
+		       vma->vm_file->f_op->mmap);
 	dump_stack();
 	add_taint(TAINT_BAD_PAGE);
 }
diff --git a/mm/slab.c b/mm/slab.c
index 23daffa..d23ab4f 100644
--- a/mm/slab.c
+++ b/mm/slab.c
@@ -2081,11 +2081,9 @@ static void print_objinfo(struct kmem_cache *cachep, void *objp, int lines)
 	}
 
 	if (cachep->flags & SLAB_STORE_USER) {
-		printk(KERN_ERR "Last user: [<%p>]",
-			*dbg_userword(cachep, objp));
-		print_symbol("(%s)",
-				(unsigned long)*dbg_userword(cachep, objp));
-		printk("\n");
+		printk(KERN_ERR "Last user: [<%p>](%pSR)\n",
+		       *dbg_userword(cachep, objp),
+		       *dbg_userword(cachep, objp));
 	}
 	realobj = (char *)objp + obj_offset(cachep);
 	size = cachep->object_size;
-- 
1.7.8.112.g3fd21

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