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Message-ID: <47A7EA88.3020404@linux.intel.com> Date: Mon, 04 Feb 2008 20:48:08 -0800 From: Arjan van de Ven <arjan@...ux.intel.com> To: "Siddha, Suresh B" <suresh.b.siddha@...el.com> CC: tglx@...utronix.de, mingo@...e.hu, linux-kernel@...r.kernel.org Subject: Re: issue with patch "x86: no CPA on iounmap" Siddha, Suresh B wrote: > This is wrt to x86 git commit f56d005d30342a45d8af2b75ecccc82200f09600 > "x86: no CPA on iounmap" > > This can use performance issue. When a GART driver unmaps a RAM page, thinking about this some more... afaik the gart driver doesn't use ioremap.... (and it does caching control explicitly, and sets its pages back to cached) -- 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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