fix parameter pasing to pcm-background.sh

Update pcm.spec

Merge pull request intel#362 from opcm/opcm-cmake-updates

cmake updates

Merge pull request intel#356 from opcm/push-2021-12-16

Push 2021 12 16

Merge pull request intel#338 from opcm/push_2021_10_22

Push 2021 10 22

Update PCM_RAW_README.md

add installation instruction for Fedora

Merge pull request intel#296 from opcm/push-2021-05-15

Push 2021 05 15

Merge pull request intel#293 from opcm/winpmem_ctl

make control codes compatible to latest winpmem driver

Merge pull request intel#286 from opcm/fedora_spec

Fedora spec update