x86/mm: Introduce max_possible_pfn

[mirror_ubuntu-bionic-kernel.git] / arch / x86 / mm / srat.c

diff --git a/arch/x86/mm/srat.c b/arch/x86/mm/srat.c
index c2aea63bee2085fdb08c9d4ea8f3accaf4ae2e5e..b5f821881465dccf29f51bafa142580061719c1c 100644 (file)
--- a/arch/x86/mm/srat.c
+++ b/arch/x86/mm/srat.c
@@ -203,6 +203,8 @@ acpi_numa_memory_affinity_init(struct acpi_srat_mem_affinity *ma)
                pr_warn("SRAT: Failed to mark hotplug range [mem %#010Lx-%#010Lx] in memblock\n",
                        (unsigned long long)start, (unsigned long long)end - 1);
 
+       max_possible_pfn = max(max_possible_pfn, PFN_UP(end - 1));
+
        return 0;
 out_err_bad_srat:
        bad_srat();