Merge tag 'please-pull-einj-mmcfg' of git://git.kernel.org/pub/scm/linux/kernel/git...

[cascardo/linux.git] / arch / x86 / pci / mmconfig-shared.c

diff --git a/arch/x86/pci/mmconfig-shared.c b/arch/x86/pci/mmconfig-shared.c
index 326198a..676e5e0 100644 (file)
--- a/arch/x86/pci/mmconfig-shared.c
+++ b/arch/x86/pci/mmconfig-shared.c
@@ -610,6 +610,32 @@ static int __init pci_parse_mcfg(struct acpi_table_header *header)
        return 0;
 }
 
+#ifdef CONFIG_ACPI_APEI
+extern int (*arch_apei_filter_addr)(int (*func)(__u64 start, __u64 size,
+                                    void *data), void *data);
+
+static int pci_mmcfg_for_each_region(int (*func)(__u64 start, __u64 size,
+                                    void *data), void *data)
+{
+       struct pci_mmcfg_region *cfg;
+       int rc;
+
+       if (list_empty(&pci_mmcfg_list))
+               return 0;
+
+       list_for_each_entry(cfg, &pci_mmcfg_list, list) {
+               rc = func(cfg->res.start, resource_size(&cfg->res), data);
+               if (rc)
+                       return rc;
+       }
+
+       return 0;
+}
+#define set_apei_filter() (arch_apei_filter_addr = pci_mmcfg_for_each_region)
+#else
+#define set_apei_filter()
+#endif
+
 static void __init __pci_mmcfg_init(int early)
 {
        pci_mmcfg_reject_broken(early);
@@ -644,6 +670,8 @@ void __init pci_mmcfg_early_init(void)
                else
                        acpi_sfi_table_parse(ACPI_SIG_MCFG, pci_parse_mcfg);
                __pci_mmcfg_init(1);
+
+               set_apei_filter();
        }
 }