Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261367AbUJZSdw (ORCPT ); Tue, 26 Oct 2004 14:33:52 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261384AbUJZSdw (ORCPT ); Tue, 26 Oct 2004 14:33:52 -0400 Received: from rwcrmhc13.comcast.net ([204.127.198.39]:62656 "EHLO rwcrmhc13.comcast.net") by vger.kernel.org with ESMTP id S261367AbUJZSdt (ORCPT ); Tue, 26 Oct 2004 14:33:49 -0400 Message-ID: <417E988B.3060402@comcast.net> Date: Tue, 26 Oct 2004 14:33:47 -0400 From: John Richard Moser User-Agent: Mozilla Thunderbird 0.8 (X11/20041022) X-Accept-Language: en-us, en MIME-Version: 1.0 To: Jason Baron CC: akpm@osdl.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] fix altsysrq deadlock References: In-Reply-To: X-Enigmail-Version: 0.86.0.0 X-Enigmail-Supports: pgp-inline, pgp-mime Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1358 Lines: 52 -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Jason Baron wrote: | On Tue, 26 Oct 2004, John Richard Moser wrote: | | [...] | | | The patch only drops a sysrq that is about to cause a system deadlock. So | if you haven't had any deadlocks this patch shouldn't have a noticeable | affect. | | If a caller wants to rely on handle_sysrq, then it should not be called | from interrupt context. handle_sysrq can not defer the work, since the | point of sysrq is to be able get information out when the system is | potentially unusable. How would you know when to defer the work and when | not to? Eh? Wha? I was just pointing out that it's useful beyond just debugging, not proposing any feature changes or stuff. | | -Jason | | | | | - -- All content of all messages exchanged herein are left in the Public Domain, unless otherwise explicitly stated. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.6 (GNU/Linux) Comment: Using GnuPG with Thunderbird - http://enigmail.mozdev.org iD8DBQFBfpiKhDd4aOud5P8RAlyhAJ9/qfkA27SGGvgZ4WDPOzVm2VaKKQCdHrsk R4V/S9phuxUVOXB8Zq7d5oI= =9UZt -----END PGP SIGNATURE----- - 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/