From garyhade@us.ibm.com Tue Dec 11 17:09:24 2007 From: Gary Hade Date: Tue, 11 Dec 2007 17:09:13 -0800 Subject: PCI: Restore PCI expansion ROM P2P prefetch window creation To: gregkh@suse.de, linux-pci@atrey.karlin.mff.cuni.cz Cc: jbeulich@novell.com, linux-kernel@vger.kernel.org, j-nomura@ce.jp.nec.com, lcm@us.ibm.com Message-ID: <20071212010913.GC6755@us.ibm.com> Content-Disposition: inline Restore PCI expansion ROM P2P prefetch window creation. This patch reverts previous "Avoid creating P2P prefetch window for expansion ROMs" change due to regressions that were spotted on some systems. Signed-off-by: Gary Hade Signed-off-by: Greg Kroah-Hartman --- drivers/pci/probe.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) --- a/drivers/pci/probe.c +++ b/drivers/pci/probe.c @@ -276,7 +276,8 @@ static void pci_read_bases(struct pci_de sz = pci_size(l, sz, (u32)PCI_ROM_ADDRESS_MASK); if (sz) { res->flags = (l & IORESOURCE_ROM_ENABLE) | - IORESOURCE_MEM | IORESOURCE_READONLY; + IORESOURCE_MEM | IORESOURCE_PREFETCH | + IORESOURCE_READONLY | IORESOURCE_CACHEABLE; res->start = l & PCI_ROM_ADDRESS_MASK; res->end = res->start + (unsigned long) sz; }