1 files changed, 9 insertions, 0 deletions

diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index c7c441e7930e..1754fedc531c 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -1760,6 +1760,15 @@ and is between 256 and 4096 characters. It is defined in the file
                 cbmemsize=nn[KMG]       The fixed amount of bus space which is
                                 reserved for the CardBus bridge's memory
                                 window. The default value is 64 megabytes.
+                resource_alignment=
+                                Format:
+                                [<order of align>@][<domain>:]<bus>:<slot>.<func>[; ...]
+                                Specifies alignment and device to reassign
+                                aligned memory resources.
+                                If <order of align> is not specified,
+                                PAGE_SIZE is used as alignment.
+                                PCI-PCI bridge can be specified, if resource
+                                windows need to be expanded.
 
         pcie_aspm=      [PCIE] Forcibly enable or disable PCIe Active State Power
                         Management.