From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 5478 invoked by alias); 22 Jun 2010 20:06:25 -0000 Received: (qmail 5469 invoked by uid 22791); 22 Jun 2010 20:06:24 -0000 X-SWARE-Spam-Status: No, hits=-2.1 required=5.0 tests=AWL,BAYES_00,T_RP_MATCHES_RCVD X-Spam-Check-By: sourceware.org Received: from sibelius.xs4all.nl (HELO glazunov.sibelius.xs4all.nl) (83.163.83.176) by sourceware.org (qpsmtpd/0.43rc1) with ESMTP; Tue, 22 Jun 2010 20:05:48 +0000 Received: from glazunov.sibelius.xs4all.nl (kettenis@localhost [127.0.0.1]) by glazunov.sibelius.xs4all.nl (8.14.3/8.14.3) with ESMTP id o5MK5V84028280; Tue, 22 Jun 2010 22:05:31 +0200 (CEST) Received: (from kettenis@localhost) by glazunov.sibelius.xs4all.nl (8.14.3/8.14.3/Submit) id o5MK5TtD019970; Tue, 22 Jun 2010 22:05:29 +0200 (CEST) Date: Tue, 22 Jun 2010 20:06:00 -0000 Message-Id: <201006222005.o5MK5TtD019970@glazunov.sibelius.xs4all.nl> From: Mark Kettenis To: tromey@redhat.com CC: gdb-patches@sourceware.org In-reply-to: (message from Tom Tromey on Mon, 14 Jun 2010 12:21:58 -0600) Subject: Re: [0/7] RFC: read DWARF psymtabs in the background References: Mailing-List: contact gdb-patches-help@sourceware.org; run by ezmlm Precedence: bulk List-Id: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: gdb-patches-owner@sourceware.org X-SW-Source: 2010-06/txt/msg00490.txt.bz2 > From: Tom Tromey > Date: Mon, 14 Jun 2010 12:21:58 -0600 > > I realize that threads are unpopular in many quarters, so this is an RFC. Sorry, but this is pretty much a no-go for OpenBSD. We have a userland threads implementation that puts file descriptors in non-blocking mode such that it can switch to another thread if I/O to that filedescriptor would block. This has side effects if these file descriptors are shared with child processes :(.