Commit 8a273cbe authored by Thomas Huth's avatar Thomas Huth Committed by David Gibson
Browse files

hw/char/spapr_vty: Return amount of free buffer entries in vty_can_receive() 



The can_receive() callbacks of the character devices should return
the amount of characters that can be accepted at once, not just a
boolean value (which rather means only one character at a time).

Signed-off-by: default avatarThomas Huth <thuth@redhat.com>
Signed-off-by: default avatarDavid Gibson <david@gibson.dropbear.id.au>
parent 0d28aa19

hw/char/spapr_vty.c

+1 −1
Original line number Diff line number Diff line
@@ -25,7 +25,7 @@ static int vty_can_receive(void *opaque) 
{

    VIOsPAPRVTYDevice *dev = VIO_SPAPR_VTY_DEVICE(opaque);



    return (dev->in - dev->out) < VTERM_BUFSIZE;

    return VTERM_BUFSIZE - (dev->in - dev->out);

}



static void vty_receive(void *opaque, const uint8_t *buf, int size)