From owner-freebsd-java@FreeBSD.ORG Tue Feb 2 01:07:38 2010 Return-Path: Delivered-To: freebsd-java@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id B8AFF106566C for ; Tue, 2 Feb 2010 01:07:38 +0000 (UTC) (envelope-from pieter@degoeje.nl) Received: from mx.utwente.nl (mx2.utsp.utwente.nl [130.89.2.13]) by mx1.freebsd.org (Postfix) with ESMTP id 3A5198FC16 for ; Tue, 2 Feb 2010 01:07:37 +0000 (UTC) Received: from nox-laptop.student.utwente.nl (nox-laptop.student.utwente.nl [130.89.160.140]) by mx.utwente.nl (8.12.10/SuSE Linux 0.7) with ESMTP id o1217VF4016081; Tue, 2 Feb 2010 02:07:31 +0100 From: Pieter de Goeje To: freebsd-java@freebsd.org Date: Tue, 2 Feb 2010 02:07:30 +0100 User-Agent: KMail/1.9.10 References: <8B6860326495B2438DCBEA74AA981C7A78B220E0@MBX01.exg5.exghost.com> <201002011207.57163.pieter@degoeje.nl> <8B6860326495B2438DCBEA74AA981C7A78B22476@MBX01.exg5.exghost.com> In-Reply-To: <8B6860326495B2438DCBEA74AA981C7A78B22476@MBX01.exg5.exghost.com> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <201002020207.30685.pieter@degoeje.nl> X-UTwente-MailScanner-Information: Scanned by MailScanner. Contact icts.servicedesk@utwente.nl for more information. X-UTwente-MailScanner: Found to be clean X-UTwente-MailScanner-From: pieter@degoeje.nl X-Spam-Status: No Cc: Joe Lin Subject: Re: DatagramCahnnel scatter/gather problem on diablo 1.6.0_07-b02 X-BeenThere: freebsd-java@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Porting Java to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 02 Feb 2010 01:07:38 -0000 On Monday 01 February 2010 23:42:27 Joe Lin wrote: > Did a struss and the error happened with sendmsg call: > > sendmsg(0x4,0x7fffffbfe580,0x0,0x1,0x2,0x830c17de8) ERR#22 'Invalid > argument' The struss output is broken because sendmsg only takes 3 arguments. It seems that java passes bogus data in msg_flags and possibly msg_control and msg_controllen fields of struct msghdr: (gdb) p *m $4 = {msg_name = 0x0, msg_namelen = 0, msg_iov = 0x5dee4e00, msg_iovlen = 2, msg_control = 0x29012e74, msg_controllen = 10480328, msg_flags = 740777920} > > -----Original Message----- > From: Pieter de Goeje [mailto:pieter@degoeje.nl] > Sent: Monday, February 01, 2010 3:08 AM > To: freebsd-java@freebsd.org > Cc: Joe Lin > Subject: Re: DatagramCahnnel scatter/gather problem on diablo 1.6.0_07-b02 > > On Monday 01 February 2010 02:08:55 Joe Lin wrote: > > Thanks for the reply. I looked at JDK source code and it appears that the > > JNI call should be in > > > > J2se/src/solaris/native/sun/nio/ch/DatagramDispatcher.c:write0(): > > > > > > There's only linux and solaris #ifdef but not for BSD. I wonder how/what > > BSD is calling. Since I'm getting a "IOException:Invalid argument" so I > > guess this should correspond to a EINVAL. And a sendmsg() in FreeBSD does > > not return an EINVAL. So the Diablo port must be calling a writev(). But > > I could not locate the source code. Wish I can find out what went wrong > > with dialblo VM. > > You could use ktrace/kdump to find out what it (not?) calls and why it > dies. > > - Pieter > > No virus found in this incoming message. > Checked by AVG - www.avg.com > Version: 9.0.733 / Virus Database: 271.1.1/2649 - Release Date: 01/30/10 > 22:39:00 _______________________________________________ > freebsd-java@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-java > To unsubscribe, send any mail to "freebsd-java-unsubscribe@freebsd.org" -- Pieter de Goeje