This is a note to let you know that I've just added the patch titled MIPS: WARN_ON invalid DMA cache maintenance, not BUG_ON to the 4.18-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: mips-warn_on-invalid-dma-cache-maintenance-not-bug_on.patch and it can be found in the queue-4.18 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it.