From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from [140.186.70.92] (port=48079 helo=eggs.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1P6GuI-0007Ee-Kt for qemu-devel@nongnu.org; Thu, 14 Oct 2010 02:03:15 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1P6GuH-00017c-J8 for qemu-devel@nongnu.org; Thu, 14 Oct 2010 02:03:14 -0400 Received: from e23smtp07.au.ibm.com ([202.81.31.140]:49469) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1P6GuH-00017X-1y for qemu-devel@nongnu.org; Thu, 14 Oct 2010 02:03:13 -0400 Received: from d23relay04.au.ibm.com (d23relay04.au.ibm.com [202.81.31.246]) by e23smtp07.au.ibm.com (8.14.4/8.13.1) with ESMTP id o9E63BTP009203 for ; Thu, 14 Oct 2010 17:03:11 +1100 Received: from d23av01.au.ibm.com (d23av01.au.ibm.com [9.190.234.96]) by d23relay04.au.ibm.com (8.13.8/8.13.8/NCO v10.0) with ESMTP id o9E63Apx1290278 for ; Thu, 14 Oct 2010 17:03:10 +1100 Received: from d23av01.au.ibm.com (loopback [127.0.0.1]) by d23av01.au.ibm.com (8.14.4/8.13.1/NCO v10.0 AVout) with ESMTP id o9E63AIO032508 for ; Thu, 14 Oct 2010 17:03:10 +1100 Date: Thu, 14 Oct 2010 11:31:20 +0530 From: Prerna Saxena Message-ID: <20101014113120.386e8840@zephyr> In-Reply-To: <20101014112143.01363808@zephyr> References: <20101014112143.01363808@zephyr> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Subject: [Qemu-devel] [Tracing] [RFC PATCH 2/2] : Documentation for QMP interfaces List-Id: qemu-devel.nongnu.org List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel Cc: Mahesh , Ananth Narayan , Stefan Hajnoczi , Luiz Capitulino [PATCH 2/2] Add documentation for QMP commands: query-trace & query-trace-events. Signed-off-by: Prerna Saxena --- qmp-commands.hx | 53 +++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 files changed, 53 insertions(+), 0 deletions(-) diff --git a/qmp-commands.hx b/qmp-commands.hx index 793cf1c..9a48984 100644 --- a/qmp-commands.hx +++ b/qmp-commands.hx @@ -1539,3 +1539,56 @@ Example: EQMP +SQMP +query-trace +------------- + +Show contents of trace buffer. + +Returns a set of json-objects containing the following data: + +- "Event": Event ID for the trace-event(json-int) +- "arg1 .. arg6": Arguments logged by the trace-event (json-int) + +Example: + +-> { "execute": "query-trace" } +<- { + "return":{ + "Event": 22, + "arg6": 0, + "arg5": 0, + "arg4": 0, + "arg3": 0, + "arg2": 80, + "arg1": 886 + } + } + +EQMP + +SQMP +query-trace-events +------------------ + +Show all available trace-events & their state. + +Returns a set of json-objects containing the following data: + +- "name": Name of Trace-event (json-string) +- "state": State of trace-event [ '0': inactive; '1':active ] (json-int) +- "eventID": Event ID of Trace-event (json-int) + +Example: + +-> { "execute": "query-trace-events" } +<- { + "return":{ + "name": "qemu_malloc", + "state": 0, + "eventID": 0 + } + } + +EQMP + -- 1.7.2.2 -- Prerna Saxena Linux Technology Centre, IBM Systems and Technology Lab, Bangalore, India