From: Adrian Bunk <bunk@stusta.de>
To: "Nelson, Shannon" <shannon.nelson@intel.com>,
Rusty Russell <rusty@rustcorp.com.au>
Cc: Gabriel C <nix.or.die@googlemail.com>,
lkml <linux-kernel@vger.kernel.org>
Subject: __unsafe() usage
Date: Mon, 23 Jul 2007 19:59:27 +0200 [thread overview]
Message-ID: <20070723175927.GM26212@stusta.de> (raw)
In-Reply-To: <BAE9DCEF64577A439B3A37F36F9B691C02B820A3@orsmsx418.amr.corp.intel.com>
On Mon, Jul 23, 2007 at 09:05:54AM -0700, Nelson, Shannon wrote:
> Gabriel C [mailto:nix.or.die@googlemail.com]
> >
> >Hi,
> >
> >I got this warning on current git using gcc 4.2.1 :
> >
> >...
> >
> >drivers/dma/ioatdma.c: In function 'ioat_init_module':
> >drivers/dma/ioatdma.c:816: warning: the address of
> >'__this_module' will always evaluate as 'true'
>...
I'm less interested in why this gives a warning, more interesting is the
code:
__unsafe(THIS_MODULE);
@Rusty:
As far as I understand it, __unsafe() wasn't intended for such a usage,
and simply not providing an exit function would be the right solution?
If this is true, and since the MOD_INC_USE_COUNT compat code is long
gone, shouldn't we be able to completely remove __unsafe() and the
struct member "unsafe"?
cu
Adrian
--
"Is there not promise of rain?" Ling Tan asked suddenly out
of the darkness. There had been need of rain for many days.
"Only a promise," Lao Er said.
Pearl S. Buck - Dragon Seed
next prev parent reply other threads:[~2007-07-23 18:00 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <46A3FE3E.20300@googlemail.com>
2007-07-23 1:15 ` drivers/dma/ioatdma.c - address of '__this_module' will always evaluate as 'true' , warning Gabriel C
2007-07-23 16:05 ` Nelson, Shannon
2007-07-23 16:36 ` Gabriel C
2007-07-23 19:17 ` Nelson, Shannon
2007-07-23 17:59 ` Adrian Bunk [this message]
2007-07-23 23:16 ` __unsafe() usage Rusty Russell
2007-07-23 23:40 ` Nelson, Shannon
2007-07-23 23:42 ` Dan Williams
2007-07-24 13:05 ` [Lksctp-developers] " Vlad Yasevich
2007-07-24 22:27 ` Rusty Russell
2007-07-25 14:55 ` Vlad Yasevich
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