Add the following upstream patches
stress-shm: move /dev/shm check to earlier in the setup phase
stress-shm: skip stressor if /dev/shm is not mounted with tmpfs on linux
stress-sysfs: check for zero sysfs entries after pruning the directory
Resolves: rhbz#2144070
Signed-off-by: John Kacur <jkacur@redhat.com>
John Kacur