Now that we have hot_added flag we can get rid of arch specific mcfg_added.
Signed-off-by: Tomasz Nowicki <tn@xxxxxxxxxxxx>
---
arch/x86/pci/acpi.c | 16 ++++++++--------
1 file changed, 8 insertions(+), 8 deletions(-)
diff --git a/arch/x86/pci/acpi.c b/arch/x86/pci/acpi.c
index 28c9cd6..b4ef761 100644
--- a/arch/x86/pci/acpi.c
+++ b/arch/x86/pci/acpi.c
@@ -13,7 +13,6 @@ struct pci_root_info {
struct acpi_pci_root_info common;
struct pci_sysdata sd;
#ifdef CONFIG_PCI_MMCONFIG
- bool mcfg_added;
u8 start_bus;
u8 end_bus;
#endif
@@ -188,7 +187,6 @@ static int setup_mcfg_map(struct acpi_pci_root_info *ci)
info = container_of(ci, struct pci_root_info, common);
info->start_bus = (u8)root->secondary.start;
info->end_bus = (u8)root->secondary.end;
- info->mcfg_added = false;
seg = info->sd.domain;
/* return success if MMCFG is not in use */
@@ -204,7 +202,6 @@ static int setup_mcfg_map(struct acpi_pci_root_info *ci)
/* enable MMCFG if it hasn't been enabled yet */
if (raw_pci_ext_ops == NULL)
raw_pci_ext_ops = &pci_mmcfg;
- info->mcfg_added = true;
} else if (result != -EEXIST)
return check_segment(seg, dev,
"fail to add MMCONFIG information,");
@@ -214,14 +211,17 @@ static int setup_mcfg_map(struct acpi_pci_root_info *ci)
static void teardown_mcfg_map(struct acpi_pci_root_info *ci)
{
+ struct pci_mmcfg_region *cfg;
struct pci_root_info *info;
info = container_of(ci, struct pci_root_info, common);
- if (info->mcfg_added) {
- pci_mmconfig_delete(info->sd.domain,
- info->start_bus, info->end_bus);
- info->mcfg_added = false;
- }
+ cfg = pci_mmconfig_lookup(info->sd.domain, info->start_bus);
+ if (!cfg)
+ return;
+
+ if (cfg->hot_added)
+ pci_mmconfig_delete(info->sd.domain, info->start_bus,
+ info->end_bus);
}
#else
static int setup_mcfg_map(struct acpi_pci_root_info *ci)
--
1.9.1
--
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