From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from relay.sgi.com (relay3.corp.sgi.com [198.149.34.15]) by oss.sgi.com (Postfix) with ESMTP id 0A4EB7F6A for ; Tue, 2 Apr 2013 03:39:21 -0500 (CDT) Received: from cuda.sgi.com (cuda1.sgi.com [192.48.157.11]) by relay3.corp.sgi.com (Postfix) with ESMTP id 934C5AC002 for ; Tue, 2 Apr 2013 01:39:17 -0700 (PDT) Received: from mx3-phx2.redhat.com (mx3-phx2.redhat.com [209.132.183.24]) by cuda.sgi.com with ESMTP id 2uXj137Luvso64Dh for ; Tue, 02 Apr 2013 01:39:16 -0700 (PDT) Date: Tue, 2 Apr 2013 04:39:07 -0400 (EDT) From: CAI Qian Message-ID: <14055702.547701.1364891947331.JavaMail.root@redhat.com> In-Reply-To: <20130402073035.GD3670@kernel.dk> References: <1462091996.435156.1364882416199.JavaMail.root@redhat.com> <247719576.438259.1364882929749.JavaMail.root@redhat.com> <20130402070537.GP6369@dastard> <20130402071937.GC3670@kernel.dk> <20130402073035.GD3670@kernel.dk> Subject: Re: Loopback device hung [was Re: xfs deadlock on 3.9-rc5 running xfstests case #78] MIME-Version: 1.0 List-Id: XFS Filesystem from SGI List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: xfs-bounces@oss.sgi.com Sender: xfs-bounces@oss.sgi.com To: Jens Axboe Cc: LKML , xfs@oss.sgi.com CgotLS0tLSBPcmlnaW5hbCBNZXNzYWdlIC0tLS0tCj4gRnJvbTogIkplbnMgQXhib2UiIDxheGJv ZUBrZXJuZWwuZGs+Cj4gVG86ICJEYXZlIENoaW5uZXIiIDxkYXZpZEBmcm9tb3JiaXQuY29tPgo+ IENjOiAiQ0FJIFFpYW4iIDxjYWlxaWFuQHJlZGhhdC5jb20+LCB4ZnNAb3NzLnNnaS5jb20sICJM S01MIiA8bGludXgta2VybmVsQHZnZXIua2VybmVsLm9yZz4KPiBTZW50OiBUdWVzZGF5LCBBcHJp bCAyLCAyMDEzIDM6MzA6MzUgUE0KPiBTdWJqZWN0OiBSZTogTG9vcGJhY2sgZGV2aWNlIGh1bmcg W3dhcyBSZTogeGZzIGRlYWRsb2NrIG9uIDMuOS1yYzUgcnVubmluZyB4ZnN0ZXN0cyBjYXNlICM3 OF0KPiAKPiBPbiBUdWUsIEFwciAwMiAyMDEzLCBKZW5zIEF4Ym9lIHdyb3RlOgo+ID4gT24gVHVl LCBBcHIgMDIgMjAxMywgRGF2ZSBDaGlubmVyIHdyb3RlOgo+ID4gPiBbQWRkZWQgamVucyBBeGJv 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