xorg-old/patches-6.9.0-r1/7100_all_4.3.0-ia64-pci-infinite-loop.patch

--- xc/programs/Xserver/hw/xfree86/common/xf86pciBus.c.orig	2003-05-23 13:05:29.000000000 -0400
+++ xc/programs/Xserver/hw/xfree86/common/xf86pciBus.c	2003-06-02 12:27:11.000000000 -0400
@@ -215,7 +215,17 @@
 		 * grok host bridges (and multiple bus trees).
 		 */
 		j = info->bus;
+#if defined(__ia64__)
+		/* John Dennis - on Intel Tigers the pci scan leaves multiple
+		 * bridges with a parent (primary) equal to -1, or hence the root.
+		 * This causes the following loop to be infinite as it never walks past
+		 * the initial bridge whose primary is -1. I believe this is equivalent
+		 * to being a multiple bus tree topology. This fix should be revisited
+		 * as the pci code is being reworked in the upstream code. */
+		while (j >= 0) {
+#else
 		while (TRUE) {
+#endif
 		    PciBusPtr pBus = xf86PciBus;
 		    while (pBus && j != pBus->secondary)
 			pBus = pBus->next;
1	--- xc/programs/Xserver/hw/xfree86/common/xf86pciBus.c.orig 2003-05-23 13:05:29.000000000 -0400
2	+++ xc/programs/Xserver/hw/xfree86/common/xf86pciBus.c 2003-06-02 12:27:11.000000000 -0400
3	@@ -215,7 +215,17 @@
4	* grok host bridges (and multiple bus trees).
5	*/
6	j = info->bus;
7	+#if defined(__ia64__)
8	+ /* John Dennis - on Intel Tigers the pci scan leaves multiple
9	+ * bridges with a parent (primary) equal to -1, or hence the root.
10	+ * This causes the following loop to be infinite as it never walks past
11	+ * the initial bridge whose primary is -1. I believe this is equivalent
12	+ * to being a multiple bus tree topology. This fix should be revisited
13	+ * as the pci code is being reworked in the upstream code. */
14	+ while (j >= 0) {
15	+#else
16	while (TRUE) {
17	+#endif
18	PciBusPtr pBus = xf86PciBus;
19	while (pBus && j != pBus->secondary)
20	pBus = pBus->next;