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Re: [PATCH] mm: avoid dirtying shared mappings on mlock

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From: Nick Piggin <nickpiggin@...>
To: Peter Zijlstra <a.p.zijlstra@...>
Cc: Suleiman Souhlal <ssouhlal@...>, Andrew Morton <akpm@...>, <linux-kernel@...>, Suleiman Souhlal <suleiman@...>, linux-mm <linux-mm@...>, hugh <hugh@...>
Subject: Re: [PATCH] mm: avoid dirtying shared mappings on mlock
Date: Friday, October 12, 2007 - 8:23 am

On Friday 12 October 2007 20:50, Peter Zijlstra wrote:


Well it is a change in behaviour (admittedly, so was the change
to SIGBUS mmaped writes in the first place). It's a matter of
semantics I guess. Is the current behaviour actually a _problem_
for anyone? If not, then do we need to change it?

I'm not saying it does matter, just that it might matter ;)
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Messages in current thread:
[PATCH] Don't needlessly dirty mlocked pages when initially ..., Suleiman Souhlal, (Thu Jul 26, 7:52 pm)
Re: [PATCH] Don't needlessly dirty mlocked pages when initia..., Andrew Morton, (Thu Jul 26, 8:23 pm)
Re: [PATCH] Don't needlessly dirty mlocked pages when initia..., Peter Zijlstra, (Fri Jul 27, 2:33 am)
Re: [PATCH] Don't needlessly dirty mlocked pages when initia..., Mauro Giachero, (Fri Oct 12, 9:10 am)
Re: [PATCH] Don't needlessly dirty mlocked pages when initia..., Suleiman Souhlal, (Fri Oct 12, 2:50 am)
[PATCH] mm: avoid dirtying shared mappings on mlock, Peter Zijlstra, (Fri Oct 12, 5:03 am)
Re: [PATCH] mm: avoid dirtying shared mappings on mlock, Nick Piggin, (Thu Oct 11, 12:57 pm)
Re: [PATCH] mm: avoid dirtying shared mappings on mlock, Peter Zijlstra, (Fri Oct 12, 6:37 am)
Re: [PATCH] mm: avoid dirtying shared mappings on mlock, Nick Piggin, (Thu Oct 11, 2:14 pm)
Re: [PATCH] mm: avoid dirtying shared mappings on mlock, Peter Zijlstra, (Fri Oct 12, 6:50 am)
Re: [PATCH] mm: avoid dirtying shared mappings on mlock, Arjan van de Ven, (Fri Oct 12, 10:53 am)
Re: [PATCH] mm: avoid dirtying shared mappings on mlock, Peter Zijlstra, (Fri Oct 12, 10:58 am)
Re: [PATCH] mm: avoid dirtying shared mappings on mlock, Suleiman Souhlal, (Fri Oct 12, 1:45 pm)
Re: [PATCH] mm: avoid dirtying shared mappings on mlock, Peter Zijlstra, (Fri Oct 12, 2:02 pm)
Re: [PATCH] mm: avoid dirtying shared mappings on mlock, Arjan van de Ven, (Fri Oct 12, 1:53 pm)
Re: [PATCH] mm: avoid dirtying shared mappings on mlock, Nick Piggin, (Fri Oct 12, 8:23 am)
Re: [PATCH] mm: avoid dirtying shared mappings on mlock, Nick Piggin, (Thu Oct 11, 1:07 pm)