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Message-Id: <1227554201.4259.538.camel@twins> Date: Mon, 24 Nov 2008 20:16:41 +0100 From: Peter Zijlstra <peterz@...radead.org> To: David Rientjes <rientjes@...gle.com> Cc: Andrew Morton <akpm@...ux-foundation.org>, Dave Chinner <david@...morbit.com>, Christoph Lameter <cl@...ux-foundation.org>, linux-kernel@...r.kernel.org Subject: Re: [patch 1/2] mm: change dirty limit type specifiers to unsigned long On Sun, 2008-11-23 at 10:55 -0800, David Rientjes wrote: > The background dirty and dirty limits are better defined with type > specifiers of unsigned long since negative writeback thresholds are not > possible. > > These values, as returned by get_dirty_limits(), are normally compared > with ZVC values to determine whether writeback shall commence or be > throttled. Such page counts cannot be negative, so declaring the page > limits as signed is unnecessary. > > Cc: Peter Zijlstra <peterz@...radead.org> > Cc: Dave Chinner <david@...morbit.com> > Cc: Christoph Lameter <cl@...ux-foundation.org> > Signed-off-by: David Rientjes <rientjes@...gle.com> This didn't pop up any weird and wonderfull assumptions on the signed-ness of these variables I take it :-) Acked-by: Peter Zijlstra <a.p.zijlstra@...llo.nl> -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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