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CPU mitigation - L1D FLushing

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Raja Grewal 2022-07-19 02:32:41 +10:00
parent 8531fbf99d
commit 59e90ff122
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etc/default/grub.d/40_cpu_mitigations.cfg
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@ -46,3 +46,8 @@ GRUB_CMDLINE_LINUX="$GRUB_CMDLINE_LINUX kvm.nx_huge_pages=force"
## ##
## https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/special-register-buffer-data-sampling.html ## https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/special-register-buffer-data-sampling.html
GRUB_CMDLINE_LINUX="$GRUB_CMDLINE_LINUX srbds=on" GRUB_CMDLINE_LINUX="$GRUB_CMDLINE_LINUX srbds=on"
## Enables the prctl interface to prevent leaks from L1D on context switches.
##
## https://www.kernel.org/doc/html/latest/admin-guide/hw-vuln/l1d_flush.html
GRUB_CMDLINE_LINUX="$GRUB_CMDLINE_LINUX l1d_flush=on"