From owner-freebsd-hackers@FreeBSD.ORG Wed Jun 23 02:39:23 2004 Return-Path: Delivered-To: freebsd-hackers@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 15C0916A4D1 for ; Wed, 23 Jun 2004 02:39:23 +0000 (GMT) Received: from web53403.mail.yahoo.com (web53403.mail.yahoo.com [206.190.37.50]) by mx1.FreeBSD.org (Postfix) with SMTP id 92C9A43D48 for ; Wed, 23 Jun 2004 02:39:22 +0000 (GMT) (envelope-from prady_p@yahoo.com) Message-ID: <20040623023036.6240.qmail@web53403.mail.yahoo.com> Received: from [24.166.107.199] by web53403.mail.yahoo.com via HTTP; Tue, 22 Jun 2004 19:30:36 PDT Date: Tue, 22 Jun 2004 19:30:36 -0700 (PDT) From: pradeep reddy punnam To: freebsd-hackers@freebsd.org MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Content-Filtered-By: Mailman/MimeDel 2.1.1 Subject: regarding signaling........ X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 23 Jun 2004 02:39:23 -0000 Hi, i am modifing my ../netinet/ip_input.c code so that kernel can inform a user process about the arrival of a packet, i want to use signaling mechanism for this , i know the pid of the process to which the signal should be send, i am looking for exact function that can help me in sending SIGIO to procss... i tryed to use the kill and psignal functions but the system going panic when the packet arrives...may be my use of the fuctions is wrong... can i call a system call from the kernel.... somebody tell me what functions are suitable to call for such a situation.... thanking you... --prady. --------------------------------- Do you Yahoo!? New and Improved Yahoo! Mail - 100MB free storage!