From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from sc8-sf-mx2-b.sourceforge.net ([10.3.1.92] helo=mail.sourceforge.net) by sc8-sf-list1.sourceforge.net with esmtp (Exim 4.30) id 1EIWzi-0008Tc-H4 for user-mode-linux-devel@lists.sourceforge.net; Thu, 22 Sep 2005 12:44:34 -0700 Received: from smtp001.mail.ukl.yahoo.com ([217.12.11.32]) by mail.sourceforge.net with smtp (Exim 4.44) id 1EIWzf-0001pf-NJ for user-mode-linux-devel@lists.sourceforge.net; Thu, 22 Sep 2005 12:44:34 -0700 From: Blaisorblade Subject: Re: [uml-devel] [PATCH 06/10] uml: run mconsole "sysrq" in process context References: <200509211923.21861.blaisorblade@yahoo.it> <20050921172857.10219.71071.stgit@zion.home.lan> <20050921205028.GB9918@ccure.user-mode-linux.org> In-Reply-To: <20050921205028.GB9918@ccure.user-mode-linux.org> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200509222120.20922.blaisorblade@yahoo.it> Sender: user-mode-linux-devel-admin@lists.sourceforge.net Errors-To: user-mode-linux-devel-admin@lists.sourceforge.net List-Unsubscribe: , List-Id: The user-mode Linux development list List-Post: List-Help: List-Subscribe: , List-Archive: Date: Thu, 22 Sep 2005 21:20:20 +0200 To: Jeff Dike Cc: user-mode-linux-devel@lists.sourceforge.net, linux-kernel@vger.kernel.org On Wednesday 21 September 2005 22:50, Jeff Dike wrote: > On Wed, Sep 21, 2005 at 07:28:57PM +0200, Paolo 'Blaisorblade' Giarrusso wrote: > > From: Paolo 'Blaisorblade' Giarrusso > > > > Things are breaking horribly with sysrq called in interrupt context. I > > want to try to fix it, but probably this is simpler. To tell the truth, > > sysrq is normally run in interrupt context, so there shouldn't be any > > problem. > > How are they breaking? sysrq t is broken (and stays), but additionally there are some warnings from some commands (enable sleep inside spinlock checking and spinlock debugging), which go to the down_read inside handle_page_fault IIRC. So try to run in process context. -- Inform me of my mistakes, so I can keep imitating Homer Simpson's "Doh!". Paolo Giarrusso, aka Blaisorblade (Skype ID "PaoloGiarrusso", ICQ 215621894) http://www.user-mode-linux.org/~blaisorblade ___________________________________ Yahoo! Messenger: chiamate gratuite in tutto il mondo http://it.messenger.yahoo.com ------------------------------------------------------- SF.Net email is sponsored by: Tame your development challenges with Apache's Geronimo App Server. Download it for free - -and be entered to win a 42" plasma tv or your very own Sony(tm)PSP. Click here to play: http://sourceforge.net/geronimo.php _______________________________________________ User-mode-linux-devel mailing list User-mode-linux-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/user-mode-linux-devel