From: Al Viro <viro@ftp.linux.org.uk>
To: Rusty Russell <rusty@rustcorp.com.au>
Cc: Andrew Morton <akpm@linux-foundation.org>,
lkml - Kernel Mailing List <linux-kernel@vger.kernel.org>,
virtualization <virtualization@lists.linux-foundation.org>,
hch <hch@infradead.org>
Subject: Re: [PATCH 1/5] lguest host feedback tidyups
Date: Sun, 13 May 2007 19:47:50 +0100 [thread overview]
Message-ID: <20070513184750.GA4095@ftp.linux.org.uk> (raw)
In-Reply-To: <1179029245.23513.121.camel@localhost.localdomain>
On Sun, May 13, 2007 at 02:07:25PM +1000, Rusty Russell wrote:
> Most importantly, I now realize that Christoph's incorrect ranting
> about lgread_u32 et al was in fact a subtle ploy to make me diagnose
> the real issue: sparse 0.3 complains about casting a __user pointer
> to/from u32, but not an "unsigned long". They are (currently)
> equivalent for lguest, but this is a much better solution than __force.
The real fix would be to declare it with u32 __user * as argument and deal
with callers.
next prev parent reply other threads:[~2007-05-13 18:48 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-05-11 1:17 [PATCH 0/5] lguest feedback tidyups Rusty Russell
2007-05-11 1:19 ` [PATCH 1/5] lguest host " Rusty Russell
2007-05-11 1:21 ` [PATCH 2/5] lguest guest " Rusty Russell
2007-05-11 1:22 ` [PATCH 3/5] lguest network driver " Rusty Russell
2007-05-11 1:23 ` [PATCH 4/5] lguest block " Rusty Russell
2007-05-11 1:24 ` [PATCH 5/5] lguest console " Rusty Russell
2007-05-13 4:08 ` [PATCH 4/5] lguest block " Rusty Russell
2007-05-13 3:52 ` [PATCH 3/5] lguest network " Rusty Russell
2007-05-13 4:12 ` Rusty Russell
2007-05-11 6:56 ` [PATCH 2/5] lguest guest " Christoph Hellwig
2007-05-11 7:31 ` Rusty Russell
2007-05-11 7:40 ` Christoph Hellwig
2007-05-13 1:00 ` Rusty Russell
2007-05-13 3:48 ` Rusty Russell
2007-05-13 18:43 ` Al Viro
2007-05-14 7:11 ` Rusty Russell
2007-05-13 4:07 ` [PATCH 1/5] lguest host " Rusty Russell
2007-05-13 18:47 ` Al Viro [this message]
2007-05-14 1:30 ` Rusty Russell
2007-05-13 18:39 ` Al Viro
2007-05-14 1:44 ` Rusty Russell
2007-05-14 5:38 ` Rusty Russell
2007-05-11 6:53 ` [PATCH 0/5] lguest " Christoph Hellwig
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