This is a note to let you know that I've just added the patch titled powerpc/pseries/iommu: Don't unset window if it was never set to the 6.12-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: powerpc-pseries-iommu-don-t-unset-window-if-it-was-never-set.patch and it can be found in the queue-6.12 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it.