23 Jul
2020
23 Jul
'20
4:23 p.m.
On 7/23/20 9:18 AM, Fenghua Yu wrote:
The PKRS MSR has been preserved in thread_info during kernel entry. We don't need to preserve it in another place (i.e. idtentry_state).
I'm missing how the PKRS MSR gets preserved in thread_info. Could you explain the mechanism by which this happens and point to the code implementing it, please?