1 files changed, 3 insertions, 0 deletions

diff --git a/arch/x86/pci/common.c b/arch/x86/pci/common.c
index 7c4d75e3c5f3..7d6a9a5aa7cd 100644
--- a/arch/x86/pci/common.c
+++ b/arch/x86/pci/common.c
@@ -436,6 +436,9 @@ char * __devinit  pcibios_setup(char *str)
         } else if (!strcmp(str, "assign-busses")) {
                 pci_probe |= PCI_ASSIGN_ALL_BUSSES;
                 return NULL;
+        } else if (!strcmp(str, "use_crs")) {
+                pci_probe |= PCI_USE__CRS;
+                return NULL;
         } else if (!strcmp(str, "routeirq")) {
                 pci_routeirq = 1;
                 return NULL;