linux-kernel - Re: [PATCH 1/2] utrace core

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Message-ID: <20080830134537.GD17566@infradead.org>
Date:	Sat, 30 Aug 2008 09:45:37 -0400
From:	Christoph Hellwig <hch@...radead.org>
To:	Alexey Dobriyan <adobriyan@...il.com>
Cc:	Roland McGrath <roland@...hat.com>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/2] utrace core

On Wed, Aug 27, 2008 at 02:55:19AM +0400, Alexey Dobriyan wrote:
> On Tue, Aug 26, 2008 at 03:01:57PM -0700, Roland McGrath wrote:
> > This adds the utrace facility, a new modular interface in the kernel for
> > implementing user thread tracing and debugging.  This fits on top of the
> > tracehook_* layer, so the new code is well-isolated.
> 
> I'll says this again: tracehook_* is pointless abstraction because
> there will be no second generic tracing facility. The author of second
> one will be asked what is bad in utrace with very high odds.

Yes, I've also said this went the old monolithic utrace was first posted
(probably over a year ago) and it was conveniently ignored..

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