diff options
| author | Bjorn Helgaas <bjorn.helgaas@hp.com> | 2009-11-13 17:34:49 -0700 |
|---|---|---|
| committer | Jesse Barnes <jbarnes@virtuousgeek.org> | 2009-11-24 15:30:14 -0800 |
| commit | ff097ddd4aeac790fd51d013c79c2f18ec9a7117 (patch) | |
| tree | 4a77f081e4ac7e93aa74a102bf372419699468b9 /arch/x86/pci/mmconfig_32.c | |
| parent | 987c367b4e93be6826394e7c9cc14d28bb5c8810 (diff) | |
| download | linux-ff097ddd4aeac790fd51d013c79c2f18ec9a7117.tar.bz2 | |
x86/PCI: MMCONFIG: manage pci_mmcfg_region as a list, not a table
This changes pci_mmcfg_region from a table to a list, to make it easier
to add and remove MMCONFIG regions for PCI host bridge hotplug.
Reviewed-by: Yinghai Lu <yinghai@kernel.org>
Signed-off-by: Bjorn Helgaas <bjorn.helgaas@hp.com>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Diffstat (limited to 'arch/x86/pci/mmconfig_32.c')
| -rw-r--r-- | arch/x86/pci/mmconfig_32.c | 5 |
1 files changed, 1 insertions, 4 deletions
diff --git a/arch/x86/pci/mmconfig_32.c b/arch/x86/pci/mmconfig_32.c index a3cee532c935..c04523e09649 100644 --- a/arch/x86/pci/mmconfig_32.c +++ b/arch/x86/pci/mmconfig_32.c @@ -28,15 +28,12 @@ static int mmcfg_last_accessed_cpu; static u32 get_base_addr(unsigned int seg, int bus, unsigned devfn) { struct pci_mmcfg_region *cfg; - int cfg_num; - for (cfg_num = 0; cfg_num < pci_mmcfg_config_num; cfg_num++) { - cfg = &pci_mmcfg_config[cfg_num]; + list_for_each_entry(cfg, &pci_mmcfg_list, list) if (cfg->segment == seg && (cfg->start_bus <= bus) && (cfg->end_bus >= bus)) return cfg->address; - } /* Fall back to type 0 */ return 0; |