>>> On 12.10.16 at 09:58, <tianyu....@intel.com> wrote:
> --- a/xen/drivers/char/console.c
> +++ b/xen/drivers/char/console.c
> @@ -347,7 +347,7 @@ static void switch_serial_input(void)
> static void __serial_rx(char c, struct cpu_user_regs *regs)
> {
> if ( xen_rx )
> - return handle_keypress(c, regs);
> + return handle_keypress(c, regs, true);
I think it would be nice to pass true here only when in polling mode,
unless you know or can deduce that the a similar problem also exists
in IRQ mode. Perhaps you could simply move the !in_irq() here? (Of
course the new function parameter would then want to be renamed.)
Jan
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