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Date:	Wed, 11 Nov 2009 08:21:59 +0000
From:	Jesse Barnes <jbarnes@...tuousgeek.org>
To:	Linus Torvalds <torvalds@...ux-foundation.org>
Cc:	Yinghai Lu <yhlu.kernel@...il.com>,
	Ivan Kokshaysky <ink@...assic.park.msu.ru>,
	Ingo Molnar <mingo@...e.hu>, Matthew Wilcox <matthew@....cx>,
	"linux-pci@...r.kernel.org" <linux-pci@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: pci_find_parent_resource patch

On Tue, 10 Nov 2009 07:57:47 -0800 (PST)
Linus Torvalds <torvalds@...ux-foundation.org> wrote:
> 	/* We can't insert a non-prefetch resource inside a
> prefetchable parent .. */ if (r->flags & IORESOURCE_PREFETCH)
> 		continue;
> 	/* .. but we can put a prefetchable resource inside a
> non-prefetchable one */ if (!best)
> 		best = r;
> 
>    instead. With the comments, it's now six lines instead of two, but
> it's conceptually simpler, and I _could_ have written it as two lines:
> 
> 	if ((res->flags & IORESOURCE_PREFETCH) && !best)
> 		best = r;	/* Approximating prefetchable by
> non-prefetchable */
> 
>    but I thought that was too damn subtle.
> 
> Feel free to use this long explanation as a commit message if you
> want,

Ok, I applied it to my linux-next tree.

Thanks,
Jesse
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