Displaying 1 result from an estimated 1 matches for "lahtr".
2019 Jun 12
1
Speculative attack mitigations
...owing vulnerable to meltdown, speculative store bypass (ssbd), as well as MDS via MD_CLEAR mitigation.
When I mount the debugfs, the flag for ibrs is missing - preventing me enabling it as a mitigation for ssbd (due to lack of relevant cpu flag):
# mount -t debugfs none /sys/kernel/debug/
# ls -lahtr /sys/kernel/debug/x86/ibrs_enabled
ls: cannot access /sys/kernel/debug/x86/ibrs_enabled: No such file or directory
I have other R620's with the same CPUs running stock el6 kernels that are showing as fully patched to these issues. Could I please get some feedback from whoever builds out the...