Received: by 2002:ac0:a5a6:0:0:0:0:0 with SMTP id m35-v6csp907410imm; Fri, 28 Sep 2018 08:43:11 -0700 (PDT) X-Google-Smtp-Source: ACcGV60kwfNcZI3nylO+u9a4Xi1ny6gsKmA+MI3vwOynkAgxoIFypH/q1glx/0HmcywkoigzydJI X-Received: by 2002:a62:455b:: with SMTP id s88-v6mr17138831pfa.203.1538149391214; Fri, 28 Sep 2018 08:43:11 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1538149391; cv=none; d=google.com; s=arc-20160816; b=WBLnj0LVRg5KJT8t9pU4k6GtIHMzTi35ZKezXJB0yhlxIFG6r+XQV0xppokbqRKaRU UPXrPIQONiAmRyDUJYxxrJtSJmORgsmv4v+zd69DFqzcbBHCtn/wGRrXnVft0h/7NVxw fmCZAjhhbMHFibGrwnCoLSA/NPSuktFKPAOIOp8bww/K+fAh5j3NmOEB1fQOfHH8l47Y Qqq1KghCbn4057HgLrgfAb9/PaA3z/SRPOULJ18jbamIVtrmST2gUW5HxVHd3w+mQHAf MA6iAX2FBkClATqj6g/28lY5MPGIUpXDbIq+veMBv0YYWXdSila8vuQ0csLymI8oT8Ba pdeA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-transfer-encoding :content-language:in-reply-to:mime-version:user-agent:date :message-id:from:references:cc:to:subject:dkim-signature; bh=RUq0l2SYHD0AG6njdK8y747K5Y3V9hOROgJ/1m1Z7ns=; b=vYTaXbF8xzcWIYk22xdeCtQ4IeTkOLaf6Jlj53Qo/12MktxfUMMLBW1enLZxlxD99L mAS7bLi4myZ+guM/asr3uzT8X+D/xzbBsV+QaEp0kCMK7m1fuaoBjNYF/HTgqSxA+9tC aSIa7rI9FuVlZlquPNeB866Iyxhr3SP9M/dT2KiGM9rVZqzi11IAovlOiOlH5nWptjrA S0wkIk1adDDnZ1FtG8aqnFw4ASTLQZXJ7WQ8T5RsvupHsKITHxUrCKqk9S2fH5mIvfcX Z+cZcBM2NfdguO76M4bhiInV0WsNCtvOnUmlhe0Fe/4fYU7sx2VFQ39b6TsEi0Lebf/T 5TkQ== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@kernel-dk.20150623.gappssmtp.com header.s=20150623 header.b=WU0GpXWl; 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 h1-v6si4597028pgb.670.2018.09.28.08.42.55; Fri, 28 Sep 2018 08:43:11 -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; dkim=pass header.i=@kernel-dk.20150623.gappssmtp.com header.s=20150623 header.b=WU0GpXWl; 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 S1729452AbeI1WFf (ORCPT + 99 others); Fri, 28 Sep 2018 18:05:35 -0400 Received: from mail-pf1-f195.google.com ([209.85.210.195]:39841 "EHLO mail-pf1-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729138AbeI1WFe (ORCPT ); Fri, 28 Sep 2018 18:05:34 -0400 Received: by mail-pf1-f195.google.com with SMTP id j8-v6so4591279pff.6 for ; Fri, 28 Sep 2018 08:41:16 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel-dk.20150623.gappssmtp.com; s=20150623; h=subject:to:cc:references:from:message-id:date:user-agent :mime-version:in-reply-to:content-language:content-transfer-encoding; bh=RUq0l2SYHD0AG6njdK8y747K5Y3V9hOROgJ/1m1Z7ns=; b=WU0GpXWlfnh4Y3XeaCoUEzo03NRxZSXiqNsXGQXgrz0znuJxr0s5L1QeHZjzpj1KeX GEqwFG3WtTto75/MrYVhCnZ4ZZTYhztxAmLsbGSYWAUz6pPX9gz0dYfgMRN9DMPUqhje P+fD5TyAAs7+Or+SifI3RPbsxrSjboHGBIE+0JCWRTiSoyVVkMS4Y7CjmDsnuPJMKzZE TQOj4nXFVnyfTkAW4tfrWrClfhq+6LvicvOic9u4bT94fNT0XAg2/YVfcMnFhXIcXmUz 9O9diQzLA015njWeRwBc5blfsu2fV4gGMceJ9t1q8JZWoHJ30twFV+zKUV+jfLyquTgj VJ9A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=RUq0l2SYHD0AG6njdK8y747K5Y3V9hOROgJ/1m1Z7ns=; b=Pmi7BR1WEoW3T6IMS3+AxEAAVxhkORSB2pncQwjfNoVrmkc99z/Bj4OkWKl3vmQvsI c/tnGvffG0uG87/3m1hVo3b7Bv0xj8Xuy6QMRqGHUVJr5SxlsKtjbfgTcGp6ZchpOq4D CwN4WTitDeuC5hVwIvl4pQ/U0wYzpFzoFHX9PEFywa2lwef4N8AwBmwPdOmbE3nFnUIc DfvAXQz0W8v5Ndx8AeJ/7FN9S/H9mJvycDM1MBt+fW7mS3+319mf+SReOQ+8e3rC+tFU UlfI7uVBVHWKU8hoSG0LLwegyazgiJMEOXqi/456olRlEqUF+l1upLcLpVD/DKr/V/bJ 9YSw== X-Gm-Message-State: ABuFfohiUkbPSFsK9zn5XvS7cW1v7u5rExe+kgx+26mSJSdhic871I/f +Ii7ZMjaSiOZzEHZTJi5qJ0dFQ== X-Received: by 2002:a62:a0e:: with SMTP id s14-v6mr15218019pfi.153.1538149275728; Fri, 28 Sep 2018 08:41:15 -0700 (PDT) Received: from [172.20.10.3] (mobile-166-170-51-171.mycingular.net. [166.170.51.171]) by smtp.gmail.com with ESMTPSA id b3-v6sm5876374pfc.178.2018.09.28.08.41.12 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Fri, 28 Sep 2018 08:41:14 -0700 (PDT) Subject: Re: [PATCH] xen/blkfront: correct purging of persistent grants To: Juergen Gross , linux-kernel@vger.kernel.org, xen-devel@lists.xenproject.org, linux-block@vger.kernel.org Cc: boris.ostrovsky@oracle.com, roger.pau@citrix.com, konrad.wilk@oracle.com References: <20180928072827.14229-1-jgross@suse.com> From: Jens Axboe Message-ID: Date: Fri, 28 Sep 2018 09:41:10 -0600 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.0 MIME-Version: 1.0 In-Reply-To: <20180928072827.14229-1-jgross@suse.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 9/28/18 1:28 AM, Juergen Gross wrote: > Commit a46b53672b2c2e3770b38a4abf90d16364d2584b ("xen/blkfront: cleanup > stale persistent grants") introduced a regression as purged persistent > grants were not pu into the list of free grants again. Correct that. I'll apply this for 4.19, and if things unexpectedly don't work out, we can always revert the series next week. -- Jens Axboe