This is a note to let you know that I've just added the patch titled powerpc/pseries: Avoid hcall in plpks_is_available() on non-pseries to the 6.1-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-avoid-hcall-in-plpks_is_available-on-non-pseries.patch and it can be found in the queue-6.1 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it.