From patchwork Wed Sep 19 13:49:48 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Paolo Bonzini X-Patchwork-Id: 185044 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTPS id 5FF222C0091 for ; Wed, 19 Sep 2012 23:51:02 +1000 (EST) Received: from localhost ([::1]:49011 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TEKg7-0001zM-RO for incoming@patchwork.ozlabs.org; Wed, 19 Sep 2012 09:50:59 -0400 Received: from eggs.gnu.org ([208.118.235.92]:39652) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TEKfX-0000yF-2N for qemu-devel@nongnu.org; Wed, 19 Sep 2012 09:50:32 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1TEKfT-0005Ts-0Q for qemu-devel@nongnu.org; Wed, 19 Sep 2012 09:50:22 -0400 Received: from mail-pb0-f45.google.com ([209.85.160.45]:56240) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TEKfS-0005IH-R3 for qemu-devel@nongnu.org; Wed, 19 Sep 2012 09:50:18 -0400 Received: by mail-pb0-f45.google.com with SMTP id rp12so2503409pbb.4 for ; Wed, 19 Sep 2012 06:50:18 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=sender:from:to:subject:date:message-id:x-mailer:in-reply-to :references; bh=iWe/YFLa/3MviKLWmYVjhxPVb/1a/O57NjBTfx7jC7U=; b=d9wWquoG+RjbmGfZ1FTi2XoAZLcF5afsEnkaU9T4uKWKzDcTypARLKD806E1+LZ9WL pUhBNRWLj1tJqhTUSi1OlYqrjv3qm5yLlS3xhshb5To5EN0jInqBoVpaQbYtdS6TN9d0 OTrU9l9xuojhPrXJG0y3rklY651hL6pxQcRiVd75HtuK6D/D1HMtRFSZ33DFvPqQSW0Z pNmXH7JHzaLZ0vRv4RFrAL8CU2hZulimhinUYdGCMq9iFUcXN2CMSzJVxLdZoVUzEnQT pUMtCyzdy+EhAlU75YfBgGugtagg+E+MFSVfQ0locRLtrdn81UVtCJMJLbgKoOLlfw90 zcRg== Received: by 10.68.225.196 with SMTP id rm4mr7588886pbc.131.1348062618410; Wed, 19 Sep 2012 06:50:18 -0700 (PDT) Received: from yakj.usersys.redhat.com (93-34-169-1.ip50.fastwebnet.it. [93.34.169.1]) by mx.google.com with ESMTPS id jw14sm623562pbb.36.2012.09.19.06.50.15 (version=TLSv1/SSLv3 cipher=OTHER); Wed, 19 Sep 2012 06:50:17 -0700 (PDT) From: Paolo Bonzini To: qemu-devel@nongnu.org Date: Wed, 19 Sep 2012 15:49:48 +0200 Message-Id: <1348062596-30446-5-git-send-email-pbonzini@redhat.com> X-Mailer: git-send-email 1.7.12 In-Reply-To: <1348062596-30446-1-git-send-email-pbonzini@redhat.com> References: <1348062596-30446-1-git-send-email-pbonzini@redhat.com> X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 209.85.160.45 Subject: [Qemu-devel] [PATCH 04/12] nbd: make refcount interface public 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 After the next patch, the close callback will have to release its reference. Signed-off-by: Paolo Bonzini --- nbd.c | 4 ++-- nbd.h | 3 +++ 2 file modificati, 5 inserzioni(+), 2 rimozioni(-) diff --git a/nbd.c b/nbd.c index 83200bd..4aeb80a 100644 --- a/nbd.c +++ b/nbd.c @@ -647,12 +647,12 @@ static ssize_t nbd_send_reply(int csock, struct nbd_reply *reply) #define MAX_NBD_REQUESTS 16 -static void nbd_client_get(NBDClient *client) +void nbd_client_get(NBDClient *client) { client->refcount++; } -static void nbd_client_put(NBDClient *client) +void nbd_client_put(NBDClient *client) { if (--client->refcount == 0) { g_free(client); diff --git a/nbd.h b/nbd.h index 40d58d3..a9038dc 100644 --- a/nbd.h +++ b/nbd.h @@ -81,7 +81,10 @@ typedef struct NBDClient NBDClient; NBDExport *nbd_export_new(BlockDriverState *bs, off_t dev_offset, off_t size, uint32_t nbdflags); void nbd_export_close(NBDExport *exp); + NBDClient *nbd_client_new(NBDExport *exp, int csock, void (*close)(NBDClient *)); +void nbd_client_get(NBDClient *client); +void nbd_client_put(NBDClient *client); #endif