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To: "Dongsheng Song" <dongsheng.song@gmail.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: maybe headers(linux/aio.h) bug ?
From: Michael Poole <mdpoole@troilus.org>
Date: Thu, 12 Oct 2006 08:32:06 -0400
In-Reply-To: <4b3406f0610120527g42bfbc44q45b31dc07f5968de@mail.gmail.com> (Dongsheng Song's message of "Thu, 12 Oct 2006 20:27:28 +0800")
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Dongsheng Song writes:

> Whenever I include linux aio header,  the compile errors occured:
>
> $  cat test.c
> #include <linux/types.h>
> #include <linux/unistd.h>
> #include <linux/aio.h>

Including kernel header files directly from userspace is not supported
and is almost always (some just say "always") a very bad idea.  If you
want to use the C library's AIO support, use its <aio.h> header.

Michael Poole