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author | David S. Miller <davem@davemloft.net> | 2010-12-26 22:37:05 -0800 |
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committer | David S. Miller <davem@davemloft.net> | 2010-12-26 22:37:05 -0800 |
commit | 17f7f4d9fcce8f1b75b5f735569309dee7665968 (patch) | |
tree | 14d7e49ca0053a0fcab3c33b5023bf3f90c5c08a /drivers/pci/bus.c | |
parent | 041110a439e21cd40709ead4ffbfa8034619ad77 (diff) | |
parent | d7c1255a3a21e98bdc64df8ccf005a174d7e6289 (diff) | |
download | op-kernel-dev-17f7f4d9fcce8f1b75b5f735569309dee7665968.zip op-kernel-dev-17f7f4d9fcce8f1b75b5f735569309dee7665968.tar.gz |
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Conflicts:
net/ipv4/fib_frontend.c
Diffstat (limited to 'drivers/pci/bus.c')
-rw-r--r-- | drivers/pci/bus.c | 53 |
1 files changed, 5 insertions, 48 deletions
diff --git a/drivers/pci/bus.c b/drivers/pci/bus.c index 5624db8..69546e9 100644 --- a/drivers/pci/bus.c +++ b/drivers/pci/bus.c @@ -64,49 +64,6 @@ void pci_bus_remove_resources(struct pci_bus *bus) } } -/* - * Find the highest-address bus resource below the cursor "res". If the - * cursor is NULL, return the highest resource. - */ -static struct resource *pci_bus_find_resource_prev(struct pci_bus *bus, - unsigned int type, - struct resource *res) -{ - struct resource *r, *prev = NULL; - int i; - - pci_bus_for_each_resource(bus, r, i) { - if (!r) - continue; - - if ((r->flags & IORESOURCE_TYPE_BITS) != type) - continue; - - /* If this resource is at or past the cursor, skip it */ - if (res) { - if (r == res) - continue; - if (r->end > res->end) - continue; - if (r->end == res->end && r->start > res->start) - continue; - } - - if (!prev) - prev = r; - - /* - * A small resource is higher than a large one that ends at - * the same address. - */ - if (r->end > prev->end || - (r->end == prev->end && r->start > prev->start)) - prev = r; - } - - return prev; -} - /** * pci_bus_alloc_resource - allocate a resource from a parent bus * @bus: PCI bus @@ -132,10 +89,9 @@ pci_bus_alloc_resource(struct pci_bus *bus, struct resource *res, resource_size_t), void *alignf_data) { - int ret = -ENOMEM; + int i, ret = -ENOMEM; struct resource *r; resource_size_t max = -1; - unsigned int type = res->flags & IORESOURCE_TYPE_BITS; type_mask |= IORESOURCE_IO | IORESOURCE_MEM; @@ -143,9 +99,10 @@ pci_bus_alloc_resource(struct pci_bus *bus, struct resource *res, if (!(res->flags & IORESOURCE_MEM_64)) max = PCIBIOS_MAX_MEM_32; - /* Look for space at highest addresses first */ - r = pci_bus_find_resource_prev(bus, type, NULL); - for ( ; r; r = pci_bus_find_resource_prev(bus, type, r)) { + pci_bus_for_each_resource(bus, r, i) { + if (!r) + continue; + /* type_mask must match */ if ((res->flags ^ r->flags) & type_mask) continue; |