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Mon, 31 Aug 2020 08:30:02 +0000 (UTC) Received: from jason-ThinkPad-X1-Carbon-6th.redhat.com (ovpn-12-88.pek2.redhat.com [10.72.12.88]) by smtp.corp.redhat.com (Postfix) with ESMTP id 18ADD5D9DD; Mon, 31 Aug 2020 08:29:46 +0000 (UTC) From: Jason Wang To: jasowang@redhat.com, qemu-devel@nongnu.org Subject: [PATCH 8/9] vhost-vdpa: add accurate error string when fail to open vhost vDPA device Date: Mon, 31 Aug 2020 16:27:36 +0800 Message-Id: <20200831082737.10983-9-jasowang@redhat.com> In-Reply-To: <20200831082737.10983-1-jasowang@redhat.com> References: <20200831082737.10983-1-jasowang@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.14 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=jasowang@redhat.com X-Mimecast-Spam-Score: 0.0 X-Mimecast-Originator: redhat.com Received-SPF: pass client-ip=63.128.21.124; envelope-from=jasowang@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/08/31 03:02:42 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -30 X-Spam_score: -3.1 X-Spam_bar: --- X-Spam_report: (-3.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H5=-1, RCVD_IN_MSPIKE_WL=-0.01, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: lulu@redhat.com, mst@redhat.com Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" This patch adds more accurate error string when fail to open vhost vDPA device. Signed-off-by: Jason Wang --- net/vhost-vdpa.c | 1 + 1 file changed, 1 insertion(+) diff --git a/net/vhost-vdpa.c b/net/vhost-vdpa.c index f5cc4e8326..9a6f0b63d3 100644 --- a/net/vhost-vdpa.c +++ b/net/vhost-vdpa.c @@ -219,6 +219,7 @@ int net_init_vhost_vdpa(const Netdev *netdev, const char *name, s = DO_UPCAST(VhostVDPAState, nc, nc); vdpa_device_fd = qemu_open(opts->vhostdev, O_RDWR); if (vdpa_device_fd == -1) { + error_setg(errp, "Fail to open vhost-vdpa device %s", opts->vhostdev); return -errno; } s->vhost_vdpa.device_fd = vdpa_device_fd;