Commit b82db5ce authored by Kristen Accardi's avatar Kristen Accardi Committed by Greg Kroah-Hartman
Browse files

[PATCH] PCI: return max reserved busnr 



Change the semantics of this call to return the max reserved
bus number instead of just the max assigned bus number.

Signed-off-by: default avatarKristen Carlson Accardi <kristen.c.accardi@intel.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@suse.de>
parent b64c05e7

drivers/pci/pci.c

+3 −2
Original line number Diff line number Diff line
@@ -19,7 +19,6 @@ 
#include <asm/dma.h>	/* isa_dma_bridge_buggy */

#include "pci.h"



#if 0



/**

 * pci_bus_max_busnr - returns maximum PCI bus number of given bus' children
@@ -34,7 +33,7 @@ pci_bus_max_busnr(struct pci_bus* bus) 
	struct list_head *tmp;

	unsigned char max, n;



	max = bus->number;

	max = bus->subordinate;

	list_for_each(tmp, &bus->children) {

		n = pci_bus_max_busnr(pci_bus_b(tmp));

		if(n > max)
@@ -42,7 +41,9 @@ pci_bus_max_busnr(struct pci_bus* bus) 
	}

	return max;

}

EXPORT_SYMBOL_GPL(pci_bus_max_busnr);



#if 0

/**

 * pci_max_busnr - returns maximum PCI bus number

 *

include/linux/pci.h

+1 −0
Original line number Diff line number Diff line
@@ -516,6 +516,7 @@ int pci_scan_bridge(struct pci_bus *bus, struct pci_dev * dev, int max, int pass 
void pci_walk_bus(struct pci_bus *top, void (*cb)(struct pci_dev *, void *),

		  void *userdata);

int pci_cfg_space_size(struct pci_dev *dev);

unsigned char pci_bus_max_busnr(struct pci_bus* bus);



/* kmem_cache style wrapper around pci_alloc_consistent() */