From: Arnd Bergmann <arnd@arndb.de>
To: Eric Paris <eparis@redhat.com>
Cc: linux-kernel@vger.kernel.org, akpm@linux-foundation.org,
jengelh@medozas.de, davem@davemloft.net, andi@firstfloor.org
Subject: Re: [PATCH] types.h: define __aligned_u64 and expose to userspace
Date: Fri, 15 Oct 2010 10:51:04 +0200 [thread overview]
Message-ID: <201010151051.05241.arnd@arndb.de> (raw)
In-Reply-To: <20101015042455.12772.27482.stgit@paris.rdu.redhat.com>
On Friday 15 October 2010 06:24:55 Eric Paris wrote:
> We currently have a kernel internal type called aligned_u64 which aligns
> __u64's on 8 bytes boundaries even on systems which would normally align
> them on 4 byte boundaries. This patch creates a new type __aligned_u64
> which does the same thing but which is exposed to userspace rather than
> being kernel internal.
>
> Based-on-patch-by: Andreas Gruenbacher <agruen@suse.de>
> Signed-off-by: Eric Paris <eparis@redhat.com>
We should have done this long ago.
Acked-by: Arnd Bergmann <arnd@arndb.de>
BTW, why a define, not a typedef? Probably doesn't really matter in the end,
I just wonder if the define has any advantages here.
Arnd
prev parent reply other threads:[~2010-10-15 8:51 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-10-15 4:24 [PATCH] types.h: define __aligned_u64 and expose to userspace Eric Paris
2010-10-15 8:43 ` Andi Kleen
2010-10-15 9:03 ` Andrew Morton
2010-10-15 8:51 ` Arnd Bergmann [this message]
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