UBUNTU: SAUCE: rfi-flush: Add barriers to the fallback L1D flushing
CVE-2017-5754 BugLink: http://bugs.launchpad.net/bugs/1742772 Add a hwsync after DCBT_STOP_ALL_STREAM_IDS to order loads/ stores prior to stopping prefetch with loads and stores as a part of the flushing. A lwsync is needed to ensure that after we don't mix the flushing of one congruence class with another Signed-off-by: Balbir Singh <bsingharora@gmail.com> Signed-off-by: Marcelo Henrique Cerri <marcelo.cerri@canonical.com>
Showing
Please register or sign in to comment