Hi,
Thanks for the tip.
I understand sk_data_ready is a callback that is called when there is
data ready in the socket.
Is it safe to override it?
Do you have an example?
Thanks,
Eitan.
-----Original Message-----
From: kalash nainwal [mailto:[email protected]]
Sent: Monday, May 07, 2007 9:57 AM
To: Robert Hancock
Cc: Eitan Richardson; linux-kernel
Subject: Re: select-like implementation for kernel sockets
Importance: Low
On 5/6/07, Robert Hancock <[email protected]> wrote:
> [email protected] wrote:
> > Hi,
> >
> > I'm using kernel sockets to Tx and Rx UDP packets between my
hardware
> > device (DSP) to the external network (this is part of a VoIP
> > implementation). The motivation for using kernel sockets rather than
> > user-space sockets is to avoid the copying of data between kernel
and
> > user spaces.
>
> I think we are zero-copy in many cases for UDP these days, so this
> doesn't necessarily buy you anything..
>
> >
> > I have no problems on the Tx side (I simply call sock_sendmsg on one
> > of the sockets), but for the Rx side I want to listen-in on multiple
> > sockets in blocking mode (I don't want to use polling).
> >
> > Is there a way to listen-in on multiple kernel sockets from one
kernel
> > thread? In the user space I would have used select(), but I am not
> > familiar with a similar solution for the kernel space.
> >
implementing (sock->)sk_data_ready() might serve your purpose?
> > Thanks,
> > Eitan.
> >
> > Eitan Richardson
> > AudioCodes Ltd.
> >
>
> --
> Robert Hancock Saskatoon, SK, Canada
> To email, remove "nospam" from [email protected]
> Home Page: http://www.roberthancock.com/
>
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