QEMU should be able to show the guest the above feature/capability,
otherwise we risk to have false vulnerability reports in the guest like in
/sys/devices/system/cpu/vulnerabilities/mmio_stale_data
because the mitigation is present only if the guest supports
(FLUSH_L1D and MD_CLEAR) or FB_CLEAR.
Emanuele
Emanuele Giuseppe Esposito (2):
target/i386: add support for FLUSH_L1D feature
target/i386: add support for FB_CLEAR feature
target/i386/cpu.h | 3 +++
target/i386/cpu.c | 4 ++--
2 files changed, 5 insertions(+), 2 deletions(-)
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2.39.1