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Date: Sun, 06 May 2007 11:18:11 -0600 From: Robert Hancock <hancockr@...w.ca> To: eitanr@...iocodes.com, linux-kernel <linux-kernel@...r.kernel.org> Subject: Re: select-like implementation for kernel sockets eitanr@...iocodes.com 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. > > Thanks, > Eitan. > > Eitan Richardson > AudioCodes Ltd. > -- Robert Hancock Saskatoon, SK, Canada To email, remove "nospam" from hancockr@...pamshaw.ca Home Page: http://www.roberthancock.com/ - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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