On 22 March 2017 at 09:40, Paolo Bonzini <pbonz...@redhat.com> wrote:
> > > > I am using a windows named pipe to get the data from a window > > > host program, which uses ReadFile () in char_win.c > > > > OK, bugs in the windows-specific char backend would be > > unsurprising. > > > > I'm not entirely sure how the chardev layer works, but > > at the pl011 end if we return 0 from our can_receive > > function then the chardev layer should decide it has > > nothing to do until the pl011 later calls > > qemu_chr_fe_accept_input(), I think. > > > > I've cc'd Paolo and Marc-André Lureau as the chardev > > maintainers. > > Windows named pipes do not support the equivalent of "select", > so it's possible that they cause a busy wait. Try using a > TCP socket instead and see if the bug goes away. > Hi, I am trying to use a Windows socket for serial redirection instead of Windows named pipe. What do you mean "the equivalent of 'select'"? > > Paolo >