Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751204AbVIGMHd (ORCPT ); Wed, 7 Sep 2005 08:07:33 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751205AbVIGMHd (ORCPT ); Wed, 7 Sep 2005 08:07:33 -0400 Received: from spirit.analogic.com ([208.224.221.4]:9733 "EHLO spirit.analogic.com") by vger.kernel.org with ESMTP id S1751204AbVIGMHc convert rfc822-to-8bit (ORCPT ); Wed, 7 Sep 2005 08:07:32 -0400 MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7BIT X-MimeOLE: Produced By Microsoft Exchange V6.5.7226.0 In-Reply-To: <431ED4C1.6020406@bizmail.com.au> References: <431ED4C1.6020406@bizmail.com.au> X-OriginalArrivalTime: 07 Sep 2005 12:07:31.0140 (UTC) FILETIME=[B919A040:01C5B3A4] Content-class: urn:content-classes:message Subject: Re: system IPC Date: Wed, 7 Sep 2005 08:07:30 -0400 Message-ID: X-MS-Has-Attach: X-MS-TNEF-Correlator: Thread-Topic: system IPC Thread-Index: AcWzpLk9dB8tc1SkR0OaOGhPgRckQA== From: "linux-os \(Dick Johnson\)" To: "YH" Cc: Reply-To: "linux-os \(Dick Johnson\)" Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1400 Lines: 27 On Wed, 7 Sep 2005, YH wrote: > It seems that the kernel disallows drivers to use system IPC. > Asynchronous communication mechanism is very effective mechanism among > various embedded OSes, even popular in RTOSes. Any reason why cannot use > sys_msgsnd and sys_msgrcv for kernel drivers? > Because they were not designed for use inside the kernel. Cheers, Dick Johnson Penguin : Linux version 2.6.13 on an i686 machine (5589.54 BogoMips). Warning : 98.36% of all statistics are fiction. . I apologize for the following. I tried to kill it with the above dot : **************************************************************** The information transmitted in this message is confidential and may be privileged. Any review, retransmission, dissemination, or other use of this information by persons or entities other than the intended recipient is prohibited. If you are not the intended recipient, please notify Analogic Corporation immediately - by replying to this message or by sending an email to DeliveryErrors@analogic.com - and destroy all copies of this information, including any attachments, without reading or disclosing them. Thank you. - 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/