vm: set stdin_loop cancellation state Make it asynchronous so it doesn't wait till the next syscall to cancel.
vm: set stdin_loop cancellation state
Make it asynchronous so it doesn't wait till the next syscall to cancel.

slavapestov/factor,dch/factor,dch/factor,bpollack/factor,bpollack/factor,bpollack/factor,mrjbq7/factor,dch/factor,tgunr/factor,bjourne/factor,AlexIljin/factor,factor/factor,mrjbq7/factor,dch/factor,bjourne/factor,nicolas-p/factor,nicolas-p/factor,AlexIljin/factor,slavapestov/factor,sarvex/factor-lang,mrjbq7/factor,sarvex/factor-lang,tgunr/factor,bjourne/factor,tgunr/factor,nicolas-p/factor,tgunr/factor,AlexIljin/factor,nicolas-p/factor,sarvex/factor-lang,slavapestov/factor,bjourne/factor,mrjbq7/factor,slavapestov/factor,sarvex/factor-lang,nicolas-p/factor,bjourne/factor,sarvex/factor-lang,factor/factor,slavapestov/factor,factor/factor,mrjbq7/factor,factor/factor,AlexIljin/factor,bpollack/factor,dch/factor,bpollack/factor,bjourne/factor,sarvex/factor-lang,factor/factor,slavapestov/factor,bpollack/factor,tgunr/factor,factor/factor,slavapestov/factor,mrjbq7/factor,AlexIljin/factor,AlexIljin/factor,nicolas-p/factor,AlexIljin/factor,nicolas-p/factor,bpollack/factor,tgunr/factor,sarvex/factor-lang,bjourne/factor,dch/factor