From: Mike Habeck <habeck@sgi.com>
Date: Mon, 26 Nov 2007 17:19:57 +0000 (-0600)
Subject: [IA64] SGI Altix : fix bug in sn_io_late_init()
X-Git-Tag: v2.6.24-rc5~18^2~6
X-Git-Url: http://pilppa.com/gitweb/?a=commitdiff_plain;h=afc2cf35b43ca58bd73b86b2f72af8b9bdb67ab8;p=linux-2.6-omap-h63xx.git

[IA64] SGI Altix : fix bug in sn_io_late_init()

When initializing pci_controller->node to point to the closest node we need
to take into consideration that a PIC PCI Bridge ASIC can be connected to a
headless/memless node just like the TIOCP and TIOCE Bridge ASICs

Signed-off-by: Mike Habeck <habeck@sgi.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>
---

diff --git a/arch/ia64/sn/kernel/io_common.c b/arch/ia64/sn/kernel/io_common.c
index 4594770e685..f3250c17765 100644
--- a/arch/ia64/sn/kernel/io_common.c
+++ b/arch/ia64/sn/kernel/io_common.c
@@ -545,19 +545,18 @@ sn_io_late_init(void)
 		nasid = NASID_GET(bussoft->bs_base);
 		cnode = nasid_to_cnodeid(nasid);
 		if ((bussoft->bs_asic_type == PCIIO_ASIC_TYPE_TIOCP) ||
-		    (bussoft->bs_asic_type == PCIIO_ASIC_TYPE_TIOCE)) {
-			/* TIO PCI Bridge: find nearest node with CPUs */
+		    (bussoft->bs_asic_type == PCIIO_ASIC_TYPE_TIOCE) ||
+		    (bussoft->bs_asic_type == PCIIO_ASIC_TYPE_PIC)) {
+			/* PCI Bridge: find nearest node with CPUs */
 			int e = sn_hwperf_get_nearest_node(cnode, NULL,
 							   &near_cnode);
 			if (e < 0) {
 				near_cnode = (cnodeid_t)-1; /* use any node */
-				printk(KERN_WARNING "pcibr_bus_fixup: failed "
-				       "to find near node with CPUs to TIO "
+				printk(KERN_WARNING "sn_io_late_init: failed "
+				       "to find near node with CPUs for "
 				       "node %d, err=%d\n", cnode, e);
 			}
 			PCI_CONTROLLER(bus)->node = near_cnode;
-		} else if (bussoft->bs_asic_type == PCIIO_ASIC_TYPE_PIC) {
-			PCI_CONTROLLER(bus)->node = cnode;
 		}
 	}