Received: by 2002:a25:4158:0:0:0:0:0 with SMTP id o85csp2285954yba; Mon, 15 Apr 2019 08:35:11 -0700 (PDT) X-Google-Smtp-Source: APXvYqyKtnOVWfZjkT5Vnba4imTgd/jWYihv090CSUTumycQ8dvAqN1+VP172wkP7+eimee+essL X-Received: by 2002:a17:902:2907:: with SMTP id g7mr40229371plb.238.1555342511205; Mon, 15 Apr 2019 08:35:11 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1555342511; cv=none; d=google.com; s=arc-20160816; b=lIXUjCiP4/Y2wojmFZnWfDJ0Plb+58jA1QXTptvbwD8Ybc+ZRuorJEHOVVauRp4Yct WbHzx52nFzEAPzST835/BTwttFgCxFZS5uyF4vEGsNHrOOE26seTO8Fbpo/HG7ktGNk/ n1eoyTXI9Anurp417gWYdno1FMjTs04B0As4IPDtMoTKBM0YOwy1vKYjzG3/cjz/kCV3 GnEV2/dRw/+SeTz8RDn6SOdTK0Lw///0H/1C2p7xBb93IUXdOKa78aeqbtrZuKvWvwFK 4P9kJYmIbY0whh7c06fG7NI99mMIHmiVBdjC6nQNHfWI149plXhzE+JOPml0eP+RZlsW MR5g== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:mime-version:message-id:in-reply-to :subject:cc:to:from:date; bh=HFPVhmyjPfOMUgSVocl6pZ/OdrHnQm48NeHJsyGpiHA=; b=ym4Bjx4G9xWekARxkgq5IsHIrSShLkM9VMd+rB0gpYDvTB/H63Na7iVRnw7dBRVF0Q yLNHsPvup1P2GWy6/uH6Uwx8kkyLtjnIt5xjVD1K5/bXKl0ic89eBZlHc/1k3pY8jCll JLMntVi+z6Rs4n4tmbINtPp9LceAUC7CLMHb72UkSNM3xJvuVANVP1GFgAtg2hjkmam5 4d1KjQ1zb+r3yI0qWOeNU7RPf1QW4CMPfzSInYkn83gdVmgcgK1Bp6Y2QX6X6XJQ0FSb 83mD+om3yDHnRF8AovIDxcQ3RONOEQzzqp9dxif1+g012PUYbz9yqm33IjQwkHSS5F1D QHIw== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id f23si45221339pfn.136.2019.04.15.08.34.54; Mon, 15 Apr 2019 08:35:11 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727764AbfDOPcf (ORCPT + 99 others); Mon, 15 Apr 2019 11:32:35 -0400 Received: from iolanthe.rowland.org ([192.131.102.54]:39524 "HELO iolanthe.rowland.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1727659AbfDOPce (ORCPT ); Mon, 15 Apr 2019 11:32:34 -0400 Received: (qmail 5244 invoked by uid 2102); 15 Apr 2019 11:32:33 -0400 Received: from localhost (sendmail-bs@127.0.0.1) by localhost with SMTP; 15 Apr 2019 11:32:33 -0400 Date: Mon, 15 Apr 2019 11:32:33 -0400 (EDT) From: Alan Stern X-X-Sender: stern@iolanthe.rowland.org To: Kento.A.Kobayashi@sony.com cc: bvanassche@acm.org, , , , , , , , , Subject: RE: [PATCH] usb: uas: fix usb subsystem hang after power off hub port In-Reply-To: Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, 15 Apr 2019, Alan Stern wrote: > On Mon, 15 Apr 2019 Kento.A.Kobayashi@sony.com wrote: > > > Hi > > > > >The unbind happens from inside the SCSI EH callback. If that really is not allowed, we'll need to change it. Or we can just change it regardless, since the effort required is pretty small. > > > > > >Kento, please try the patch below. Does it help with your problem? > > > > Thank you for suggestion about this problem. > > I confirmed your patch fixes this problem. > > Good; I will submit it. I forgot to ask: Is it okay to add Tested-by: Kento Kobayashi along with the patch? Alan Stern