On Thu, 8 Sep 2016 16:48:45 +0200 Ed Schouten <[email protected]> wrote: > Hi Andrew, > > 2016-09-08 14:53 GMT+02:00 Andrew Turner <[email protected]>: > > Trap msr/mrs instructions. These are privileged arm64 > > instructions and shouldn't normally be used. > > It depends on which system register is being used, right? System > registers like TPIDR_EL0 are accessed by userspace all the time. >
Correct, the trap is only hit when userspace doesn't have permission to access the register. Andrew _______________________________________________ [email protected] mailing list https://lists.freebsd.org/mailman/listinfo/svn-src-head To unsubscribe, send any mail to "[email protected]"
