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authorBjorn Helgaas <bjorn.helgaas@hp.com>2009-11-14 03:34:54 +0300
committerJesse Barnes <jbarnes@virtuousgeek.org>2009-11-25 02:30:24 +0300
commitba2afbabfc44d6322e8607c004f37868ff786cf8 (patch)
tree654a143fb536273039fe21537f0cee7863fbe6c9 /arch/x86/pci/mmconfig-shared.c
parentff097ddd4aeac790fd51d013c79c2f18ec9a7117 (diff)
downloadlinux-ba2afbabfc44d6322e8607c004f37868ff786cf8.tar.xz
x86/PCI: MMCONFIG: add pci_mmconfig_remove() to remove MMCONFIG region
This is only used internally now, but eventually will be used in the hot-remove path to remove the MMCONFIG region associated with a host bridge. 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-shared.c')
-rw-r--r--arch/x86/pci/mmconfig-shared.c16
1 files changed, 10 insertions, 6 deletions
diff --git a/arch/x86/pci/mmconfig-shared.c b/arch/x86/pci/mmconfig-shared.c
index 2709aa81801d..392f8fe16955 100644
--- a/arch/x86/pci/mmconfig-shared.c
+++ b/arch/x86/pci/mmconfig-shared.c
@@ -27,17 +27,21 @@ static int __initdata pci_mmcfg_resources_inserted;
LIST_HEAD(pci_mmcfg_list);
+static __init void pci_mmconfig_remove(struct pci_mmcfg_region *cfg)
+{
+ if (cfg->res.parent)
+ release_resource(&cfg->res);
+ list_del(&cfg->list);
+ kfree(cfg);
+}
+
static __init void free_all_mmcfg(void)
{
struct pci_mmcfg_region *cfg, *tmp;
pci_mmcfg_arch_free();
- list_for_each_entry_safe(cfg, tmp, &pci_mmcfg_list, list) {
- if (cfg->res.parent)
- release_resource(&cfg->res);
- list_del(&cfg->list);
- kfree(cfg);
- }
+ list_for_each_entry_safe(cfg, tmp, &pci_mmcfg_list, list)
+ pci_mmconfig_remove(cfg);
}
static __init void list_add_sorted(struct pci_mmcfg_region *new)