linux-kernel - [RFC PATCH v2, part 2 14/18] PCI, EDAC: use hotplug-safe PCI bus iterators to walk PCI buses

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Date:	Wed, 15 May 2013 00:51:58 +0800
From:	Jiang Liu <liuj97@...il.com>
To:	Bjorn Helgaas <bhelgaas@...gle.com>,
	Yinghai Lu <yinghai@...nel.org>
Cc:	Jiang Liu <jiang.liu@...wei.com>,
	"Rafael J . Wysocki" <rjw@...k.pl>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Gu Zheng <guz.fnst@...fujitsu.com>,
	Toshi Kani <toshi.kani@...com>,
	Myron Stowe <myron.stowe@...hat.com>,
	Yijing Wang <wangyijing@...wei.com>,
	Jiang Liu <liuj97@...il.com>, linux-pci@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	Mauro Carvalho Chehab <mchehab@...hat.com>,
	Doug Thompson <dougthompson@...ssion.com>,
	linux-edac@...r.kernel.org
Subject: [RFC PATCH v2, part 2 14/18] PCI, EDAC: use hotplug-safe PCI bus iterators to walk PCI buses

Enhance EDAC drviers to use hotplug-safe iterators to walk PCI buses.

Signed-off-by: Jiang Liu <jiang.liu@...wei.com>
Cc: Mauro Carvalho Chehab <mchehab@...hat.com>
Cc: Doug Thompson <dougthompson@...ssion.com>
Cc: linux-edac@...r.kernel.org
Cc: linux-kernel@...r.kernel.org
---
 drivers/edac/i7core_edac.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/edac/i7core_edac.c b/drivers/edac/i7core_edac.c
index 0ec3e95..39d5823 100644
--- a/drivers/edac/i7core_edac.c
+++ b/drivers/edac/i7core_edac.c
@@ -1296,7 +1296,7 @@ static unsigned i7core_pci_lastbus(void)
 	int last_bus = 0, bus;
 	struct pci_bus *b = NULL;
 
-	while ((b = pci_find_next_bus(b)) != NULL) {
+	for_each_pci_root_bus(b)
 		bus = b->number;
 		edac_dbg(0, "Found bus %d\n", bus);
 		if (bus > last_bus)
-- 
1.8.1.2

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