Received: by 2002:ac0:bc90:0:0:0:0:0 with SMTP id a16csp3152238img; Mon, 25 Mar 2019 05:00:13 -0700 (PDT) X-Google-Smtp-Source: APXvYqy5STz9cwl7lwCoaNeizJvoaxu6ZavYqmSQb+J+li+Kxr2TNLmbUdN2mtb0B2ohwPoHjDeS X-Received: by 2002:a17:902:9a83:: with SMTP id w3mr24765473plp.137.1553515213605; Mon, 25 Mar 2019 05:00:13 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1553515213; cv=none; d=google.com; s=arc-20160816; b=0bRusovEBm778g5B3Q4M+0G5CrrFAoTNMTnB27yAXEPUfk/7Eyv5ZiU8w5hlkhDOOQ uxK53+4mvo0gW8K0yOxUzQt51yKyFKTsC38TJ/6JgQ0wD5/TGuRFLWg8/l9uSaDPiz6Y 9FM67laTah01ZsWxZqgzjJRv45p+mzM7cSyYHkq+zNaYzM/LMJn49cf6WaE05rK2Cpos BRZDvfQmydfiXfACn4dwXT6kQ5e2H7iO6yyNrzdHtV1E2CgnF4kG66bBk/4MmITiod1F wS7R20HM3GKiGl5deahgaYr6acmcoarZexOurOXMiMp++jdylMI37KuCL4KOYC7FlA3J ia+Q== 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:mime-version :references:in-reply-to:date:to:from:subject:message-id; bh=gXL1nGp9SwiTJXDEYJp+U3Q/OZBvrIl3deFCQWs0NPE=; b=djAWxMTICL0OIgV5UQtMtClkDFcxH1VdwEwaPWEcbTEj18oyu9Z4aNWR1Ez7RjPVT8 mKUxMgvFEqlD1/6yyZPM3J4Hb/GG+SyzncqL+0abj+1g1TS58cgDZ7gyehuXJWuON669 F1XuqL4PVPZVfw5GAB7GLJRxpdPTqVJpI2pTx8/C/2o+ra+9I7p1KtBJOrNYMT151A1x zo4DFFQIwupo8u+rCO4RsywzBrbW41QBzUBosSNSm62hLaqYVqbT/7PMQmCGt/yXBDy7 Fpbk7cvI/5Fv+XPLAZoWqWMFrM1+rpGXilOPd9KExMRYGURw2X+EtqUQEjK0f0lmzPSW 7QxQ== 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; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=redhat.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id d34si14579991pld.314.2019.03.25.04.59.59; Mon, 25 Mar 2019 05:00:13 -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; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=redhat.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731009AbfCYL5e (ORCPT + 99 others); Mon, 25 Mar 2019 07:57:34 -0400 Received: from mx1.redhat.com ([209.132.183.28]:40606 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730730AbfCYL5e (ORCPT ); Mon, 25 Mar 2019 07:57:34 -0400 Received: from smtp.corp.redhat.com (int-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.12]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 3225F58E3D; Mon, 25 Mar 2019 11:57:34 +0000 (UTC) Received: from maximlenovopc.usersys.redhat.com (unknown [10.35.206.72]) by smtp.corp.redhat.com (Postfix) with ESMTP id 9349D7AAB8; Mon, 25 Mar 2019 11:57:30 +0000 (UTC) Message-ID: <3c2fec3ca8f37456b06d0c743430f04de3865257.camel@redhat.com> Subject: Re: [PATCH 5/8] vfio/mdev: Avoid masking error code to EBUSY From: Maxim Levitsky To: Parav Pandit , kvm@vger.kernel.org, linux-kernel@vger.kernel.org, kwankhede@nvidia.com, alex.williamson@redhat.com Date: Mon, 25 Mar 2019 13:57:29 +0200 In-Reply-To: <1553296835-37522-6-git-send-email-parav@mellanox.com> References: <1553296835-37522-1-git-send-email-parav@mellanox.com> <1553296835-37522-6-git-send-email-parav@mellanox.com> Content-Type: text/plain; charset="UTF-8" Mime-Version: 1.0 Content-Transfer-Encoding: 7bit X-Scanned-By: MIMEDefang 2.79 on 10.5.11.12 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.39]); Mon, 25 Mar 2019 11:57:34 +0000 (UTC) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, 2019-03-22 at 18:20 -0500, Parav Pandit wrote: > Instead of masking return error to -EBUSY, return actual error > returned by the driver. > > Signed-off-by: Parav Pandit > --- > drivers/vfio/mdev/mdev_core.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/vfio/mdev/mdev_core.c b/drivers/vfio/mdev/mdev_core.c > index 3d91f62..ab05464 100644 > --- a/drivers/vfio/mdev/mdev_core.c > +++ b/drivers/vfio/mdev/mdev_core.c > @@ -142,7 +142,7 @@ static int mdev_device_remove_ops(struct mdev_device > *mdev, bool force_remove) > */ > ret = parent->ops->remove(mdev); > if (ret && !force_remove) > - return -EBUSY; > + return ret; > > sysfs_remove_groups(&mdev->dev.kobj, parent->ops->mdev_attr_groups); > return 0; Reviewed-by: Maxim Levitsky Best regards, Maxim Levitsky