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RE: [Xen-devel] Re: [PATCH] add long interrupt measurement capability

To: Keir Fraser <keir.fraser@xxxxxxxxxxxxx>, Ian Pratt <Ian.Pratt@xxxxxxxxxxxxx>, Dulloor <dulloor@xxxxxxxxx>
Subject: RE: [Xen-devel] Re: [PATCH] add long interrupt measurement capability
From: Dan Magenheimer <dan.magenheimer@xxxxxxxxxx>
Date: Sat, 9 May 2009 17:58:23 -0700 (PDT)
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> > I can't imagine there'd be any objection to adding trace 
> macros to record
> > this. The xentrace log processing tool can then be updated 
> to generate max or
> > histogram values.
> 
> Yes, xentrace records would be okay. It's adding another debug key and
> printing to Xen console for this purpose which I do not think 
> is worthwhile.

Well, for the record, the original patch does NOT add
another debug key, it just adds data to an existing one.

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