From: Jeff Garzik <jgarzik@pobox.com>
To: Linus Torvalds <torvalds@osdl.org>
Cc: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: Add sparse "__iomem" infrastructure to check PCI address usage
Date: Sun, 12 Sep 2004 20:26:38 -0400 [thread overview]
Message-ID: <4144E93E.5030404@pobox.com> (raw)
In-Reply-To: <200409110726.i8B7QTGn009468@hera.kernel.org>
Linux Kernel Mailing List wrote:
> --- a/include/linux/compiler.h 2004-09-11 00:26:40 -07:00
> +++ b/include/linux/compiler.h 2004-09-11 00:26:40 -07:00
> @@ -6,13 +6,17 @@
> # define __kernel /* default address space */
> # define __safe __attribute__((safe))
> # define __force __attribute__((force))
> +# define __iomem __attribute__((noderef, address_space(2)))
Dumb gcc attribute questions:
1) what does force do? it doesn't appear to be in gcc 3.3.3 docs.
2) is "volatile ... __force" redundant?
3) can we use 'malloc' attribute on kmalloc?
next parent reply other threads:[~2004-09-13 0:26 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <200409110726.i8B7QTGn009468@hera.kernel.org>
2004-09-13 0:26 ` Jeff Garzik [this message]
2004-09-13 0:50 ` Add sparse "__iomem" infrastructure to check PCI address usage David S. Miller
2004-09-13 2:31 ` Linus Torvalds
2004-09-13 2:41 ` Jeff Garzik
2004-09-13 3:00 ` Linus Torvalds
2004-09-13 14:22 ` Geert Uytterhoeven
2004-09-13 14:33 ` Linus Torvalds
2004-09-13 18:31 ` Tonnerre
2004-09-13 18:48 ` Linus Torvalds
2004-09-13 18:51 ` viro
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