Oh I sent out the wrong one. This is the correct one.
Sorry for noise.
>From 370c23c837070f78ca5715f032eacbf6747d42fb Mon Sep 17 00:00:00 2001
Message-Id:
<370c23c837070f78ca5715f032eacbf6747d42fb.1270856742.git.yamah...@valinux.co.jp>
In-Reply-To: <cover.1270856742.git.yamah...@valinux.co.jp>
References: <cover.1270856742.git.yamah...@valinux.co.jp>
From: Isaku Yamahata <yamah...@valinux.co.jp>
Date: Fri, 9 Apr 2010 19:09:35 +0900
Subject: [PATCH] pci: fix pci_find_bus().
When looking down child bus, it should look parent bridge's
bus number, not child bus's.
Cc: Blue Swirl <blauwir...@gmail.com>
Cc: "Michael S. Tsirkin" <m...@redhat.com>
Signed-off-by: Isaku Yamahata <yamah...@valinux.co.jp>
---
hw/pci.c | 8 ++++----
1 files changed, 4 insertions(+), 4 deletions(-)
diff --git a/hw/pci.c b/hw/pci.c
index 0dbca17..b6e6bbe 100644
--- a/hw/pci.c
+++ b/hw/pci.c
@@ -1556,10 +1556,10 @@ PCIBus *pci_find_bus(PCIBus *bus, int bus_num)
}
/* try child bus */
- QLIST_FOREACH(sec, &bus->child, sibling) {
- if (!bus->parent_dev /* pci host bridge */
- || (pci_bus_num(sec) <= bus_num &&
- bus_num <= bus->parent_dev->config[PCI_SUBORDINATE_BUS]) ) {
+ if (!bus->parent_dev /* pci host bridge */
+ || (pci_bus_num(bus) <= bus_num &&
+ bus_num <= bus->parent_dev->config[PCI_SUBORDINATE_BUS])) {
+ QLIST_FOREACH(sec, &bus->child, sibling) {
ret = pci_find_bus(sec, bus_num);
if (ret) {
return ret;
--
1.6.6.1
--
yamahata
