From patchwork Wed May 25 23:53:04 2011 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: jvrao X-Patchwork-Id: 97454 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [140.186.70.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTPS id 75F51B6F89 for ; Thu, 26 May 2011 09:56:14 +1000 (EST) Received: from localhost ([::1]:54324 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1QPNvv-0005IG-UB for incoming@patchwork.ozlabs.org; Wed, 25 May 2011 19:56:11 -0400 Received: from eggs.gnu.org ([140.186.70.92]:48970) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1QPNtS-00081M-BU for qemu-devel@nongnu.org; Wed, 25 May 2011 19:53:42 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1QPNtR-0007VR-9Z for qemu-devel@nongnu.org; Wed, 25 May 2011 19:53:38 -0400 Received: from e32.co.us.ibm.com ([32.97.110.150]:35487) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1QPNtR-0007V9-3S for qemu-devel@nongnu.org; Wed, 25 May 2011 19:53:37 -0400 Received: from d03relay04.boulder.ibm.com (d03relay04.boulder.ibm.com [9.17.195.106]) by e32.co.us.ibm.com (8.14.4/8.13.1) with ESMTP id p4PNg5dj024642 for ; Wed, 25 May 2011 17:42:05 -0600 Received: from d03av02.boulder.ibm.com (d03av02.boulder.ibm.com [9.17.195.168]) by d03relay04.boulder.ibm.com (8.13.8/8.13.8/NCO v10.0) with ESMTP id p4PNstv0176932 for ; Wed, 25 May 2011 17:54:55 -0600 Received: from d03av02.boulder.ibm.com (loopback [127.0.0.1]) by d03av02.boulder.ibm.com (8.14.4/8.13.1/NCO v10.0 AVout) with ESMTP id p4PHr48P018452 for ; Wed, 25 May 2011 11:53:04 -0600 Received: from oc6675851006.ibm.com (dyn9041079012.austin.ibm.com [9.41.79.12]) by d03av02.boulder.ibm.com (8.14.4/8.13.1/NCO v10.0 AVin) with ESMTP id p4PHqwLn018178; Wed, 25 May 2011 11:53:03 -0600 From: "Venkateswararao Jujjuri (JV)" To: qemu-devel@nongnu.org Date: Wed, 25 May 2011 16:53:04 -0700 Message-Id: <1306367597-797-17-git-send-email-jvrao@linux.vnet.ibm.com> X-Mailer: git-send-email 1.7.1 In-Reply-To: <1306367597-797-1-git-send-email-jvrao@linux.vnet.ibm.com> References: <1306367597-797-1-git-send-email-jvrao@linux.vnet.ibm.com> X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6, seldom 2.4 (older, 4) X-Received-From: 32.97.110.150 Cc: "Venkateswararao Jujjuri \"" , stefanha@linux.vnet.ibm.com, "Aneesh Kumar K.V" Subject: [Qemu-devel] [PATCH 16/29] hw/9pfs: Update v9fs_fsync to use coroutines X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org From: Aneesh Kumar K.V Signed-off-by: Aneesh Kumar K.V Signed-off-by: Venkateswararao Jujjuri " --- hw/9pfs/virtio-9p.c | 24 ++++++++---------------- 1 files changed, 8 insertions(+), 16 deletions(-) diff --git a/hw/9pfs/virtio-9p.c b/hw/9pfs/virtio-9p.c index 0227694..d1733ca 100644 --- a/hw/9pfs/virtio-9p.c +++ b/hw/9pfs/virtio-9p.c @@ -1533,33 +1533,25 @@ out: v9fs_string_free(&fullname); } -static void v9fs_post_do_fsync(V9fsState *s, V9fsPDU *pdu, int err) -{ - if (err == -1) { - err = -errno; - } - complete_pdu(s, pdu, err); -} - static void v9fs_fsync(void *opaque) { - V9fsPDU *pdu = opaque; - V9fsState *s = pdu->s; + int err; int32_t fid; + int datasync; size_t offset = 7; V9fsFidState *fidp; - int datasync; - int err; + V9fsPDU *pdu = opaque; + V9fsState *s = pdu->s; pdu_unmarshal(pdu, offset, "dd", &fid, &datasync); fidp = lookup_fid(s, fid); if (fidp == NULL) { err = -ENOENT; - v9fs_post_do_fsync(s, pdu, err); - return; + goto out; } - err = v9fs_do_fsync(s, fidp->fs.fd, datasync); - v9fs_post_do_fsync(s, pdu, err); + err = v9fs_co_fsync(s, fidp, datasync); +out: + complete_pdu(s, pdu, err); } static void v9fs_clunk(void *opaque)