1 files changed, 6 insertions, 0 deletions

diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index 7bdaf5080408..395d1a013ebb 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -1824,6 +1824,12 @@ and is between 256 and 4096 characters. It is defined in the file
                                 PAGE_SIZE is used as alignment.
                                 PCI-PCI bridge can be specified, if resource
                                 windows need to be expanded.
+                ecrc=           Enable/disable PCIe ECRC (transaction layer
+                                end-to-end CRC checking).
+                                bios: Use BIOS/firmware settings. This is the
+                                the default.
+                                off: Turn ECRC off
+                                on: Turn ECRC on.
 
         pcie_aspm=      [PCIE] Forcibly enable or disable PCIe Active State Power
                         Management.