From: Christoph Hellwig <hch@infradead.org>
To: Stephane Eranian <eranian@hpl.hp.com>
Cc: Christoph Hellwig <hch@infradead.org>, Andi Kleen <ak@suse.de>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH 18/18] 2.6.17.9 perfmon2 patch for review: new x86_64 files
Date: Wed, 23 Aug 2006 21:57:34 +0100 [thread overview]
Message-ID: <20060823205734.GA16392@infradead.org> (raw)
In-Reply-To: <20060823155321.GD1733@frankl.hpl.hp.com>
On Wed, Aug 23, 2006 at 08:53:21AM -0700, Stephane Eranian wrote:
> > Please use a string name, just like every other interface for
> > such selections.
>
> What are the advantages at the syscall level (i.e., copy_user,
> format parsing) compared to a 16-entry byte array?
None. In fact for a machine it doesn't matter whether you parse
an char foo[16] array as uuid or string. The string is extremly
useful when a human enters a game, e.g. when debugging or
trouble-shooting things. (or just reading the code)
next prev parent reply other threads:[~2006-08-23 20:58 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-08-23 8:06 Stephane Eranian
2006-08-23 10:19 ` Andi Kleen
2006-08-23 10:29 ` Stephane Eranian
2006-08-23 15:25 ` Christoph Hellwig
2006-08-23 15:53 ` Stephane Eranian
2006-08-23 20:57 ` Christoph Hellwig [this message]
2006-08-23 10:39 ` Stephane Eranian
2006-08-23 11:22 ` Andi Kleen
2006-08-23 12:14 ` Stephane Eranian
2006-08-23 12:29 ` Andi Kleen
2006-08-23 12:58 ` Stephane Eranian
2006-08-23 13:44 ` Andi Kleen
2006-08-23 13:48 ` Stephane Eranian
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