Comment 2 for bug 1983022

Reviewed: https://review.opendev.org/c/starlingx/integ/+/851437
Committed: https://opendev.org/starlingx/integ/commit/0a9b0570e9266d7d03e17de85f67fb64041dee5d
Submitter: "Zuul (22348)"
Branch: master

commit 0a9b0570e9266d7d03e17de85f67fb64041dee5d
Author: Douglas Henrique Koerich <email address hidden>
Date: Thu Jul 28 13:42:53 2022 -0300

    Don't exit when reading of PHC fails with EBUSY

    Pull in the following upstream commits for both CentOS and Debian:
    https://sourceforge.net/p/linuxptp/code/ci/7824b13db9533ddebe37cf444d7aaa5d235575d3/
    https://sourceforge.net/p/linuxptp/code/ci/270709323a161ff1cb83af511ce50691152c75cf/
    https://sourceforge.net/p/linuxptp/code/ci/dadd2593c7beaee9eba5828a7bd8a0b5849dd8bb/
    https://sourceforge.net/p/linuxptp/code/ci/e8dc364f9fd5fbdac5d2c5e433f28e9da0028d49/
    See the patches themselves for more details.

    Closes-Bug: 1983022
    Signed-off-by: Douglas Henrique Koerich <email address hidden>
    Change-Id: I20f18b17752588b5b031eed88b5e52fb15c830fa