From f9b615de4663c4b852e07257e9f967df6a0161c0 Mon Sep 17 00:00:00 2001
From: Thomas Gleixner <tglx@linutronix.de>
Date: Thu, 24 Mar 2011 21:26:46 +0200
Subject: [PATCH] slub: Fix debugobjects with lockless fastpath

On Thu, 24 Mar 2011, Ingo Molnar wrote:
> RIP: 0010:[<ffffffff810570a9>]  [<ffffffff810570a9>] get_next_timer_interrupt+0x119/0x260

That's a typical timer crash, but you were unable to debug it with
debugobjects because commit d3f661d6 broke those.

Cc: Christoph Lameter <cl@linux.com>
Tested-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Pekka Enberg <penberg@kernel.org>
---
 mm/slub.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/mm/slub.c b/mm/slub.c
index 93de30db95f5..a6a783594ad4 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -849,11 +849,11 @@ static inline void slab_free_hook(struct kmem_cache *s, void *x)
 		local_irq_save(flags);
 		kmemcheck_slab_free(s, x, s->objsize);
 		debug_check_no_locks_freed(x, s->objsize);
-		if (!(s->flags & SLAB_DEBUG_OBJECTS))
-			debug_check_no_obj_freed(x, s->objsize);
 		local_irq_restore(flags);
 	}
 #endif
+	if (!(s->flags & SLAB_DEBUG_OBJECTS))
+		debug_check_no_obj_freed(x, s->objsize);
 }
 
 /*
-- 
2.20.1