> But what should happen if I do PTRACE_POKEUSER (MSR_SE = 1)? > (1) Should it get cleared on the next PTRACE_CONT or PTRACE_SINGLESTEP? > or > (2) Should PTRACE_CONT start behaving the same way as PTRACE_SINGLESTEP until > someone does PTRACE_POKEUSER (MSR_SE = 0)?
We are discussing this upstream ([EMAIL PROTECTED]). I suspect we will end up making it behave like TF on x86, but it does not do that now. Currently, CONT/SINGLESTEP will clear/set MSR_SE regardless of what POKEUSR did, and that will affect what you see via PEEKUSR/GETREGS. Thanks, Roland
