From: Keir Fraser <keir@xensource.com>
To: Jan Beulich <jbeulich@novell.com>
Cc: xen-devel@lists.xensource.com
Subject: Re: trap bounce flags
Date: Wed, 25 Apr 2007 11:56:11 +0100 [thread overview]
Message-ID: <C254F25B.DD11%keir@xensource.com> (raw)
In-Reply-To: <C254EEFE.DD0B%keir@xensource.com>
On 25/4/07 11:41, "Keir Fraser" <keir@xensource.com> wrote:
> Attached is my own proposed patch which I think cleans up all the issues.
> Checking just flags in asm and keeping the null-bounce check in
> init_int80_direct_trap() seems fine to me.
The change of a movw $0 to a movb $TBF_EXCEPTION in that patch is wrong, by
the way. Should be movb $0.
-- Keir
next prev parent reply other threads:[~2007-04-25 10:56 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-04-25 9:56 trap bounce flags Jan Beulich
2007-04-25 10:10 ` Keir Fraser
2007-04-25 10:16 ` Keir Fraser
2007-04-25 10:33 ` Jan Beulich
2007-04-25 10:41 ` Keir Fraser
2007-04-25 10:56 ` Keir Fraser [this message]
2007-04-25 11:11 ` Jan Beulich
2007-04-25 11:26 ` Keir Fraser
2007-04-25 11:48 ` Jan Beulich
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