linux-kernel - [PATCH 2/3] PCI: acpiphp: remove unused function acpiphp_max

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Date:	Mon, 1 Apr 2013 17:22:07 +0800
From:	Yijing Wang <wangyijing@...wei.com>
To:	Bjorn Helgaas <bhelgaas@...gle.com>,
	Yinghai Lu <yinghai@...nel.org>
CC:	Kenji Kaneshige <kaneshige.kenji@...fujitsu.com>,
	<linux-pci@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
	Rafael <rjw@...k.pl>, Hanjun Guo <guohanjun@...wei.com>,
	<jiang.liu@...wei.com>, Yijing Wang <wangyijing@...wei.com>
Subject: [PATCH 2/3] PCI: acpiphp: remove unused function acpiphp_max_busnr

Clean up unuse function acpiphp_max_busnr() code.

Signed-off-by: Yijing Wang <wangyijing@...wei.com>
---
 drivers/pci/hotplug/acpiphp_glue.c |   30 ------------------------------
 1 files changed, 0 insertions(+), 30 deletions(-)

diff --git a/drivers/pci/hotplug/acpiphp_glue.c b/drivers/pci/hotplug/acpiphp_glue.c
index 7d7ed3f..52e91bb 100644
--- a/drivers/pci/hotplug/acpiphp_glue.c
+++ b/drivers/pci/hotplug/acpiphp_glue.c
@@ -680,36 +680,6 @@ static int power_off_slot(struct acpiphp_slot *slot)
 	return retval;
 }
 
-
-
-/**
- * acpiphp_max_busnr - return the highest reserved bus number under the given bus.
- * @bus: bus to start search with
- */
-static unsigned char acpiphp_max_busnr(struct pci_bus *bus)
-{
-	struct list_head *tmp;
-	unsigned char max, n;
-
-	/*
-	 * pci_bus_max_busnr will return the highest
-	 * reserved busnr for all these children.
-	 * that is equivalent to the bus->subordinate
-	 * value.  We don't want to use the parent's
-	 * bus->subordinate value because it could have
-	 * padding in it.
-	 */
-	max = bus->busn_res.start;
-
-	list_for_each(tmp, &bus->children) {
-		n = pci_bus_max_busnr(pci_bus_b(tmp));
-		if (n > max)
-			max = n;
-	}
-	return max;
-}
-
-
 /**
  * acpiphp_bus_add - add a new bus to acpi subsystem
  * @func: acpiphp_func of the bridge
-- 
1.7.1


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