From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:53745) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1aaCwM-0003mF-CU for qemu-devel@nongnu.org; Sun, 28 Feb 2016 20:48:03 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1aaCwL-0004zE-3d for qemu-devel@nongnu.org; Sun, 28 Feb 2016 20:48:02 -0500 Received: from szxga02-in.huawei.com ([119.145.14.65]:41463) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1aaCwK-0004wJ-3Q for qemu-devel@nongnu.org; Sun, 28 Feb 2016 20:48:01 -0500 From: zhanghailiang Date: Mon, 29 Feb 2016 09:46:06 +0800 Message-ID: <1456710366-10980-3-git-send-email-zhang.zhanghailiang@huawei.com> In-Reply-To: <1456710366-10980-1-git-send-email-zhang.zhanghailiang@huawei.com> References: <1456710366-10980-1-git-send-email-zhang.zhanghailiang@huawei.com> MIME-Version: 1.0 Content-Type: text/plain Subject: [Qemu-devel] [PATCH v2 2/2] filter-buffer: Add status_changed callback processing List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: jasowang@redhat.com, zhanghailiang , hongyang.yang@easystack.cn While the status of filter-buffer changing from 'on' to 'off', it need to release all the buffered packets, and delete the related timer, while switch from 'off' to 'on', it need to resume the release packets timer. Signed-off-by: zhanghailiang Cc: Jason Wang Cc: Yang Hongyang --- v2: - New patch --- net/filter-buffer.c | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) diff --git a/net/filter-buffer.c b/net/filter-buffer.c index 12ad2e3..ed3f19e 100644 --- a/net/filter-buffer.c +++ b/net/filter-buffer.c @@ -124,6 +124,24 @@ static void filter_buffer_setup(NetFilterState *nf, Error **errp) } } +static void filter_buffer_status_changed(NetFilterState *nf, Error **errp) +{ + FilterBufferState *s = FILTER_BUFFER(nf); + + if (!strcmp(nf->status, "off")) { + if (s->interval) { + timer_del(&s->release_timer); + } + filter_buffer_flush(nf); + } else { + if (s->interval) { + timer_init_us(&s->release_timer, QEMU_CLOCK_VIRTUAL, + filter_buffer_release_timer, nf); + timer_mod(&s->release_timer, + qemu_clock_get_us(QEMU_CLOCK_VIRTUAL) + s->interval); + } + } +} static void filter_buffer_class_init(ObjectClass *oc, void *data) { NetFilterClass *nfc = NETFILTER_CLASS(oc); @@ -131,6 +149,7 @@ static void filter_buffer_class_init(ObjectClass *oc, void *data) nfc->setup = filter_buffer_setup; nfc->cleanup = filter_buffer_cleanup; nfc->receive_iov = filter_buffer_receive_iov; + nfc->status_changed = filter_buffer_status_changed; } static void filter_buffer_get_interval(Object *obj, Visitor *v, -- 1.8.3.1