From: Andrey Ryabinin <a.ryabinin@samsung.com>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: Andrey Ryabinin <a.ryabinin@samsung.com>, Joe Perches <joe@perches.com>,
        Dmitry Vyukov <dvyukov@google.com>,
        Konstantin Serebryany <kcc@google.com>,
        Dmitry Chernenkov <dmitryc@google.com>,
        Andrey Konovalov <adech.fo@gmail.com>,
        Yuri Gribov <tetra2005@gmail.com>,
        Konstantin Khlebnikov <koct9i@gmail.com>,
        Sasha Levin <sasha.levin@oracle.com>, Christoph Lameter <cl@linux.com>,
        Joonsoo Kim <iamjoonsoo.kim@lge.com>,
        Dave Hansen <dave.hansen@intel.com>, Andi Kleen <andi@firstfloor.org>,
        Vegard Nossum <vegard.nossum@gmail.com>,
        "H. Peter Anvin" <hpa@zytor.com>, Dave Jones <davej@redhat.com>,
        x86@kernel.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org,
        Pekka Enberg <penberg@kernel.org>,
        David Rientjes <rientjes@google.com>
Subject: [PATCH v7 06/12] mm: slub: share slab_err and object_err functions
Date: Mon, 24 Nov 2014 21:02:19 +0300
Message-id: <1416852146-9781-7-git-send-email-a.ryabinin@samsung.com>
In-reply-to: <1416852146-9781-1-git-send-email-a.ryabinin@samsung.com>
References: <1404905415-9046-1-git-send-email-a.ryabinin@samsung.com>
 <1416852146-9781-1-git-send-email-a.ryabinin@samsung.com>
Sender: linux-kernel-owner@vger.kernel.org

Remove static and add function declarations to mm/slab.h so they
could be used by kernel address sanitizer.

Signed-off-by: Andrey Ryabinin <a.ryabinin@samsung.com>
---
 include/linux/slub_def.h | 5 +++++
 mm/slub.c                | 4 ++--
 2 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/include/linux/slub_def.h b/include/linux/slub_def.h
index c75bc1d..144b5cb 100644
--- a/include/linux/slub_def.h
+++ b/include/linux/slub_def.h
@@ -115,4 +115,9 @@ static inline void *virt_to_obj(struct kmem_cache *s, void *slab_page, void *x)
 	return x - ((x - slab_page) % s->size);
 }
 
+__printf(3, 4)
+void slab_err(struct kmem_cache *s, struct page *page, const char *fmt, ...);
+void object_err(struct kmem_cache *s, struct page *page,
+		u8 *object, char *reason);
+
 #endif /* _LINUX_SLUB_DEF_H */
diff --git a/mm/slub.c b/mm/slub.c
index 95d2142..0c01584 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -629,14 +629,14 @@ static void print_trailer(struct kmem_cache *s, struct page *page, u8 *p)
 	dump_stack();
 }
 
-static void object_err(struct kmem_cache *s, struct page *page,
+void object_err(struct kmem_cache *s, struct page *page,
 			u8 *object, char *reason)
 {
 	slab_bug(s, "%s", reason);
 	print_trailer(s, page, object);
 }
 
-static void slab_err(struct kmem_cache *s, struct page *page,
+void slab_err(struct kmem_cache *s, struct page *page,
 			const char *fmt, ...)
 {
 	va_list args;
-- 
2.1.3

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