From: Joerg Roedel <joro-zLv9SwRftAIdnm+yROfE0A@public.gmane.org>
To: "Li, Zhen-Hua" <zhen-hual-VXdhtT5mjnY@public.gmane.org>
Cc: iommu-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org,
David Woodhouse <dwmw2-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org>,
linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: [PATCH 1/1] x86/iommu: use bit structures for context_entry
Date: Tue, 7 Jan 2014 15:41:09 +0100 [thread overview]
Message-ID: <20140107144108.GF2742@8bytes.org> (raw)
In-Reply-To: <1387529101-29769-1-git-send-email-zhen-hual-VXdhtT5mjnY@public.gmane.org>
On Fri, Dec 20, 2013 at 04:45:01PM +0800, Li, Zhen-Hua wrote:
> There is a structure named context_entry used by intel iommu, and there
> are some bit operations on it. Use bit structure may make these operations
> easy.
> Also the function context_set_address_root may cause problem because it uses
> |= operation, not set the new value. And this patch can fix it.
What is the problem you are trying to fix here? Is it an actual bug?
Joerg
next prev parent reply other threads:[~2014-01-07 14:41 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-12-20 8:45 [PATCH 1/1] x86/iommu: use bit structures for context_entry Li, Zhen-Hua
[not found] ` <1387529101-29769-1-git-send-email-zhen-hual-VXdhtT5mjnY@public.gmane.org>
2013-12-26 1:55 ` Kai Huang
[not found] ` <CAOtp4KqUgSnwadP0T=aWYX7rRzDBn3qkuqMzceDBO0c_bhpFwQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2013-12-26 5:12 ` Wu, Feng
[not found] ` <E959C4978C3B6342920538CF579893F001D3C26D-0J0gbvR4kTg/UvCtAeCM4rfspsVTdybXVpNB7YpNyf8@public.gmane.org>
2014-01-06 1:41 ` Li, ZhenHua
2014-01-07 14:41 ` Joerg Roedel [this message]
[not found] ` <20140107144108.GF2742-zLv9SwRftAIdnm+yROfE0A@public.gmane.org>
2014-01-10 7:29 ` Li, ZhenHua
[not found] ` <52CFA140.5060700-VXdhtT5mjnY@public.gmane.org>
2014-01-10 7:32 ` Jiang Liu
-- strict thread matches above, loose matches on Subject: below --
2014-01-10 8:27 Li, Zhen-Hua
[not found] ` <1389342475-8540-1-git-send-email-zhen-hual-VXdhtT5mjnY@public.gmane.org>
2014-01-10 8:31 ` Li, ZhenHua
2013-05-24 0:22 Li, Zhen-Hua
[not found] ` <1369354931-19373-1-git-send-email-zhen-hual-VXdhtT5mjnY@public.gmane.org>
2013-05-24 0:36 ` Joe Perches
2013-05-24 0:43 ` ZhenHua
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