From mboxrd@z Thu Jan 1 00:00:00 1970 From: Stefan Seyfried Subject: Re: freeze_processes questions Date: Thu, 28 Apr 2005 17:19:45 +0200 Message-ID: <4270FF11.70305@suse.de> References: <1114595634.7918.25.camel@desktop.cunningham.myip.net.au> <1114663706.22110.35.camel@sli10-desk.sh.intel.com> <20050428081435.GE1906@elf.ucw.cz> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Return-path: In-Reply-To: <20050428081435.GE1906@elf.ucw.cz> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: linux-pm-bounces@lists.osdl.org Errors-To: linux-pm-bounces@lists.osdl.org To: Pavel Machek Cc: Linux-pm mailing list , Nigel Cunningham List-Id: linux-pm@vger.kernel.org Pavel Machek wrote: > Hi! > How can usespace processes depend on each other? By definition user > task sleeps in place where it holds no locks... it can't block anyone. what was the problem with mysql some months back? I never fully understood it, but wasn't it 2 mysql processes communicating via a pipe or something like that and the "wrong end" frozen first? --=20 Stefan Seyfried, QA / R&D Team Mobile Devices, SUSE LINUX N=FCrnberg. "Any ideas, John?" "Well, surrounding them's out."