From patchwork Tue Oct 15 17:46:23 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vivek Goyal X-Patchwork-Id: 11191355 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 8BB0B14DB for ; Tue, 15 Oct 2019 17:46:46 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 6B5B4214AE for ; Tue, 15 Oct 2019 17:46:46 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730924AbfJORqp (ORCPT ); Tue, 15 Oct 2019 13:46:45 -0400 Received: from mx1.redhat.com ([209.132.183.28]:45936 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730749AbfJORqp (ORCPT ); Tue, 15 Oct 2019 13:46:45 -0400 Received: from smtp.corp.redhat.com (int-mx07.intmail.prod.int.phx2.redhat.com [10.5.11.22]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 800BF7FDE5; Tue, 15 Oct 2019 17:46:45 +0000 (UTC) Received: from horse.redhat.com (unknown [10.18.25.35]) by smtp.corp.redhat.com (Postfix) with ESMTP id 88B8A101E248; Tue, 15 Oct 2019 17:46:35 +0000 (UTC) Received: by horse.redhat.com (Postfix, from userid 10451) id 1D9002240F2; Tue, 15 Oct 2019 13:46:35 -0400 (EDT) From: Vivek Goyal To: linux-fsdevel@vger.kernel.org, virtio-fs@redhat.com Cc: vgoyal@redhat.com, miklos@szeredi.hu, stefanha@redhat.com, dgilbert@redhat.com, chirantan@chromium.org, virtualization@lists.linux-foundation.org Subject: [PATCH 2/5] virtiofs: No need to check fpq->connected state Date: Tue, 15 Oct 2019 13:46:23 -0400 Message-Id: <20191015174626.11593-3-vgoyal@redhat.com> In-Reply-To: <20191015174626.11593-1-vgoyal@redhat.com> References: <20191015174626.11593-1-vgoyal@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.84 on 10.5.11.22 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.27]); Tue, 15 Oct 2019 17:46:45 +0000 (UTC) Sender: linux-fsdevel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org In virtiofs we keep per queue connected state in virtio_fs_vq->connected and use that to end request if queue is not connected. And virtiofs does not even touch fpq->connected state. We probably need to merge these two at some point of time. For now, simplify the code a bit and do not worry about checking state of fpq->connected. Signed-off-by: Vivek Goyal --- fs/fuse/virtio_fs.c | 7 ------- 1 file changed, 7 deletions(-) diff --git a/fs/fuse/virtio_fs.c b/fs/fuse/virtio_fs.c index 24ac6f8bf3f7..3b7f7409e77b 100644 --- a/fs/fuse/virtio_fs.c +++ b/fs/fuse/virtio_fs.c @@ -960,13 +960,6 @@ __releases(fiq->lock) fpq = &fs->vqs[queue_id].fud->pq; spin_lock(&fpq->lock); - if (!fpq->connected) { - spin_unlock(&fpq->lock); - req->out.h.error = -ENODEV; - pr_err("virtio-fs: %s disconnected\n", __func__); - fuse_request_end(fc, req); - return; - } list_add_tail(&req->list, fpq->processing); spin_unlock(&fpq->lock); set_bit(FR_SENT, &req->flags);