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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 -- 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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