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Re: [PATCH] x86: make SMP locks handling interact properly with CONFIG_DEBUG_RODATA (2nd try)

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From: Jeremy Fitzhardinge <jeremy@...>
To: Dave Jones <davej@...>, Jeremy Fitzhardinge <jeremy@...>, Jan Beulich <jbeulich@...>, Andrew Morton <akpm@...>, Andi Kleen <ak@...>, <linux-kernel@...>, <patches@...>
Subject: Re: [PATCH] x86: make SMP locks handling interact properly with CONFIG_DEBUG_RODATA (2nd try)
Date: Wednesday, July 4, 2007 - 2:09 pm

Dave Jones wrote:

No, there's two mechanisms.  There's the clobber the lock prefix thing, 
which is unaffected.  And there's smp_alternatives, which was a more 
ambitious mechanism to completely replace instructions in the SMP vs 
non-SMP cases, which is completely unused and therefore removed.

    J
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Messages in current thread:
[PATCH] x86: make SMP locks handling interact properly with ..., Jan Beulich, (Wed Jul 4, 2:33 am)
Re: [PATCH] x86: make SMP locks handling interact properly w..., Jeremy Fitzhardinge, (Tue Jul 17, 1:57 pm)
Re: [PATCH] x86: make SMP locks handling interact properly w..., Andi Kleen, (Tue Jul 17, 1:54 pm)
Re: [PATCH] x86: make SMP locks handling interact properly w..., Jan Beulich, (Wed Jul 18, 2:00 am)
Re: [PATCH] x86: make SMP locks handling interact properly w..., Mathieu Desnoyers, (Tue Jul 17, 4:55 pm)
Re: [PATCH] x86: make SMP locks handling interact properly w..., Jeremy Fitzhardinge, (Wed Jul 4, 11:41 am)
Re: [PATCH] x86: make SMP locks handling interact properly w..., Dave Jones, (Wed Jul 4, 1:51 pm)
Re: [PATCH] x86: make SMP locks handling interact properly w..., Jeremy Fitzhardinge, (Wed Jul 4, 2:09 pm)
Re: [PATCH] x86: make SMP locks handling interact properly w..., Jan Beulich, (Wed Jul 4, 12:29 pm)
Re: [PATCH] x86: make SMP locks handling interact properly , Andi Kleen, (Wed Jul 4, 12:15 pm)
Re: [PATCH] x86: make SMP locks handling interact properly w..., Jeremy Fitzhardinge, (Wed Jul 4, 12:44 pm)