MIME-Version: 1.0
In-Reply-To: <1416852146-9781-7-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> <1416852146-9781-7-git-send-email-a.ryabinin@samsung.com>
From: Dmitry Chernenkov <dmitryc@google.com>
Date: Tue, 25 Nov 2014 16:26:28 +0400
Message-ID: <CAA6XgkGWdR7r1VmKKE0-Rs9jozdXcv88khB1goFrOyDx1wTkhg@mail.gmail.com>
Subject: Re: [PATCH v7 06/12] mm: slub: share slab_err and object_err functions
To: Andrey Ryabinin <a.ryabinin@samsung.com>
Cc: Andrew Morton <akpm@linux-foundation.org>, Joe Perches <joe@perches.com>,
        Dmitry Vyukov <dvyukov@google.com>,
        Konstantin Serebryany <kcc@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" <x86@kernel.org>,
        "linux-mm@kvack.org" <linux-mm@kvack.org>,
        LKML <linux-kernel@vger.kernel.org>, Pekka Enberg <penberg@kernel.org>,
        David Rientjes <rientjes@google.com>
Content-Type: text/plain; charset=UTF-8
Sender: linux-kernel-owner@vger.kernel.org

LGTM

On Mon, Nov 24, 2014 at 9:02 PM, Andrey Ryabinin <a.ryabinin@samsung.com> wrote:
> 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
>
--
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/