Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932215AbWHWA55 (ORCPT ); Tue, 22 Aug 2006 20:57:57 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932256AbWHWA55 (ORCPT ); Tue, 22 Aug 2006 20:57:57 -0400 Received: from smtp.ocgnet.org ([64.20.243.3]:3272 "EHLO smtp.ocgnet.org") by vger.kernel.org with ESMTP id S932215AbWHWA54 (ORCPT ); Tue, 22 Aug 2006 20:57:56 -0400 Date: Wed, 23 Aug 2006 09:57:36 +0900 From: Paul Mundt To: Bjo Breiskoll Cc: "Linux-Kernel@Vger. Kernel. Org" Subject: Re: Relay Subsystem the 2nd. Message-ID: <20060823005736.GA8047@localhost.hsdv.com> References: <002d01c6c645$9be1afe0$03b2a8c0@bjoserver> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <002d01c6c645$9be1afe0$03b2a8c0@bjoserver> User-Agent: Mutt/1.5.13 (2006-08-11) Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 929 Lines: 16 On Wed, Aug 23, 2006 at 01:49:29AM +0200, Bjo Breiskoll wrote: > back to my question last week. I would like to implement a new kernel-modul > with the ability to write data from kernelspace to userspace via the new > relay subsystem. The less info from block/blktrace.c is insufficient > unfortunately. The userspace-program should be able to "listen" to the > kernel-modul if there is new data written. My first Implementation with data > exchange over copy_to_user() and a char-device is insufficient. So i need an > hint for something like blocked-IO for relay-files. Is this possible with > the new relay-subsystem? > Is there something insufficient with poll() on relay files? - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/