Having a paravirt indirect call in the IBRS restore path is not a
good idea, since we are trying to protect from speculative execution
of bogus indirect branch targets. It is also slower, so use
native_wrmsrl on the vmentry path too.
Fixes: d28b387fb74da95d69d2615732f50cceb38e9a4d
Cc:
Having a paravirt indirect call in the IBRS restore path is not a
good idea, since we are trying to protect from speculative execution
of bogus indirect branch targets. It is also slower, so use
native_wrmsrl on the vmentry path too.
Fixes: d28b387fb74da95d69d2615732f50cceb38e9a4d
Cc:
2 matches
Mail list logo