linux-kernel - Re: [1/2] 2.6.22-rc5: known regressions with patches

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Message-ID: <alpine.LFD.0.98.0706201647350.3593@woody.linux-foundation.org>
Date:	Wed, 20 Jun 2007 16:48:43 -0700 (PDT)
From:	Linus Torvalds <torvalds@...ux-foundation.org>
To:	Dave Jones <davej@...hat.com>
cc:	Ian McDonald <ian.mcdonald@...di.co.nz>,
	Andrew Morton <akpm@...ux-foundation.org>,
	LKML <linux-kernel@...r.kernel.org>,
	Miklos Szeredi <miklos@...redi.hu>,
	Ingo Molnar <mingo@...e.hu>,
	"Darrick J. Wong" <djwong@...ibm.com>, Andi Kleen <ak@...e.de>,
	Bj?rn Steinbrink <B.Steinbrink@....de>,
	William Cohen <wcohen@...hat.com>,
	"S. P. Prasanna" <prasanna@...ibm.com>,
	Antonino Daplas <adaplas@...il.com>,
	Olaf Hering <olaf@...fle.de>, Ville Syrj?l? <syrjala@....fi>,
	Jean Delvare <khali@...ux-fr.org>,
	Rudolf Marek <r.marek@...embler.cz>,
	Soeren Sonnenburg <kernel@....de>,
	Michal Piotrowski <michal.k.k.piotrowski@...il.com>
Subject: Re: [1/2] 2.6.22-rc5: known regressions with patches



On Wed, 20 Jun 2007, Dave Jones wrote:
> 
> Surely the fundamental disagreement is only due to DEBUG_RODATA
> covering write-protection of both .text, and .rodata  ?

I agree that we could well split DEBUG_RODATA into something more 
fine-grained, and for example have it _only_ protect that .rodata thing 
when Kprobes are enabled, and both .text _and_ .rodata when Kprobes are 
not.

That would make lots of sense.

		Linus
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