On Thursday 02 June 2005 12:20, Denis Vlasenko wrote:
> Hi,
>
> I have to set up 8-port PCI multiport serial card.
> Everything seems okay except for receive side.
>
> I added this to mxser.c: mxser_receive_chars()
> at the bottom:
>
> mxvar_log.rxcnt[info->port] += cnt;
> info->mon_data.rxcnt += cnt;
> info->mon_data.up_rxcnt += cnt;
> spin_unlock_irqrestore(&info->slock, flags);
>
> +if (verbose>1) {
> +int c = cnt;
> +unsigned char *p = tty->flip.char_buf;
> +printk("mxser_receive_chars:");
> +while(c--)
> + printk(" %02x", *p++);
> +printk("\n");
> +}
>
> tty_flip_buffer_push(tty);
> }
No wonder... it directly stuffs chars into flip buffer,
but does _not_ update flip counter!
I am cooking a patch which will use
tty_insert_flip_char(tty, ch, flag);
instead...
--
vda
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