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Commit ba2afbab authored by Bjorn Helgaas's avatar Bjorn Helgaas Committed by Jesse Barnes
Browse files

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: default avatarYinghai Lu <yinghai@kernel.org>
Signed-off-by: default avatarBjorn Helgaas <bjorn.helgaas@hp.com>
Signed-off-by: default avatarJesse Barnes <jbarnes@virtuousgeek.org>
parent ff097ddd

arch/x86/pci/mmconfig-shared.c

+10 −6
Original line number Diff line number Diff line
@@ -27,17 +27,21 @@ static int __initdata pci_mmcfg_resources_inserted; 


LIST_HEAD(pci_mmcfg_list);



static __init void free_all_mmcfg(void)

static __init void pci_mmconfig_remove(struct pci_mmcfg_region *cfg)

{

	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);

}



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)

		pci_mmconfig_remove(cfg);

}



static __init void list_add_sorted(struct pci_mmcfg_region *new)