[v4,5/6] x86: update iomem_resource end based on CPU physical address capabilities

Commit Message

Bjorn Helgaas Oct. 14, 2010, 11:18 p.m. UTC

None

Patch

diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c
index c3a4fbb..922b5a1 100644
--- a/arch/x86/kernel/setup.c
+++ b/arch/x86/kernel/setup.c
@@ -788,6 +788,7 @@  void __init setup_arch(char **cmdline_p)
 
 	x86_init.oem.arch_setup();
 
+	iomem_resource.end = (1ULL << boot_cpu_data.x86_phys_bits) - 1;
 	setup_memory_map();
 	parse_setup_data();
 	/* update the e820_saved too */