From: Matt Mackall <mpm@selenic.com>
To: Bryan Wu <cooloney@kernel.org>
Cc: lethal@linux-sh.org, linux-kernel@vger.kernel.org,
Yi Li <yi.li@analog.com>,
Christoph Lameter <christoph@lameter.com>,
Andrew Morton <akpm@linux-foundation.org>
Subject: Re: [PATCH 1/1] [mm/slob] fix bug - when slob allocates "struct kmem_cache", it does not force alignment.
Date: Fri, 25 Apr 2008 11:10:22 -0500 [thread overview]
Message-ID: <1209139823.5323.5.camel@calx> (raw)
In-Reply-To: <1209121041-30524-1-git-send-email-cooloney@kernel.org>
On Fri, 2008-04-25 at 18:57 +0800, Bryan Wu wrote:
> From: Yi Li <yi.li@analog.com>
>
> This may trigger misaligned memory access exception.
>
> Signed-off-by: Yi Li <yi.li@analog.com>
> Signed-off-by: Bryan Wu <cooloney@kernel.org>
Looks good, thanks. Christoph, do you want to take this or should it go
through Andrew?
Acked-by: Matt Mackall <mpm@selenic.com>
> ---
> mm/slob.c | 3 ++-
> 1 files changed, 2 insertions(+), 1 deletions(-)
>
> diff --git a/mm/slob.c b/mm/slob.c
> index e2c3c0e..6038cba 100644
> --- a/mm/slob.c
> +++ b/mm/slob.c
> @@ -533,7 +533,8 @@ struct kmem_cache *kmem_cache_create(const char *name, size_t size,
> {
> struct kmem_cache *c;
>
> - c = slob_alloc(sizeof(struct kmem_cache), flags, 0, -1);
> + c = slob_alloc(sizeof(struct kmem_cache),
> + flags, ARCH_KMALLOC_MINALIGN, -1);
>
> if (c) {
> c->name = name;
--
Mathematics is the supreme nostalgia of our time.
next prev parent reply other threads:[~2008-04-25 16:14 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-04-25 10:57 [PATCH 1/1] [mm/slob] fix bug - when slob allocates "struct kmem_cache", it does not force alignment Bryan Wu
2008-04-25 16:10 ` Matt Mackall [this message]
2008-04-25 16:41 ` Pekka Enberg
2008-04-25 19:31 ` Christoph Lameter
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