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From: Greg KH <greg@kroah.com>
To: "Mike D. Day" <ncmike@us.ibm.com>
Cc: Dave Hansen <haveblue@us.ibm.com>,
	xen-devel@lists.xensource.com,
	lkml <linux-kernel@vger.kernel.org>
Subject: Re: [Xen-devel] Re: [PATCH 2.6.12.6-xen] sysfs attributes for xen
Date: Mon, 30 Jan 2006 09:26:09 -0800	[thread overview]
Message-ID: <20060130172609.GA15949@kroah.com> (raw)
In-Reply-To: <43DE4A1D.4050501@us.ibm.com>

On Mon, Jan 30, 2006 at 12:17:17PM -0500, Mike D. Day wrote:
> Dave Hansen wrote:
> >In the final version, there will be available Xen headers, and the patch
> >won't need the open-coded 1024?
> 
> Good question, I need some advice. The Xen hcall headers get soft-linked 
> into every paravirtualized OS tree: linux, bsd, solaris, etc. In linux 
> right now the xen version.h shows up as  /include/asm-xen/version.h.
> 
> This file uses typedefs for every important parameter. For example, typedef 
> char [1024] xen_capabilities_info_t;. 
> But as Greg says TYPEDEFS ARE EVIL. 

Then just make it a structure.  All the operating systems will be able
to handle that just fine :)

thanks,

greg k-h

  reply	other threads:[~2006-01-30 17:26 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-01-28  2:20 [PATCH 2.6.12.6-xen] sysfs attributes for xen Mike D. Day
2006-01-28  2:25 ` Greg KH
2006-01-28  2:38 ` Greg KH
2006-01-28 12:23   ` Vincent Hanquez
2006-01-28  3:03 ` [Xen-devel] " Anthony Liguori
2006-01-30 16:18 ` Dave Hansen
2006-01-30 16:58   ` [Xen-devel] " Mike D. Day
2006-01-30 17:04     ` Dave Hansen
2006-01-30 17:17       ` Mike D. Day
2006-01-30 17:26         ` Greg KH [this message]
2006-01-30 17:38         ` Dave Hansen
2006-01-30 17:53           ` Keir Fraser
2006-01-30 17:56             ` Dave Hansen
2006-01-30 19:33             ` Greg KH

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