From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([208.118.235.92]:40274) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1S78SN-0007J0-AM for qemu-devel@nongnu.org; Mon, 12 Mar 2012 12:51:04 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1S78SF-0006Ap-Sf for qemu-devel@nongnu.org; Mon, 12 Mar 2012 12:50:46 -0400 Received: from mx1.redhat.com ([209.132.183.28]:34751) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1S78SF-0006Af-KC for qemu-devel@nongnu.org; Mon, 12 Mar 2012 12:50:39 -0400 Message-ID: <4F5E2A31.10401@redhat.com> Date: Mon, 12 Mar 2012 17:54:09 +0100 From: Kevin Wolf MIME-Version: 1.0 References: <1331570167-19974-1-git-send-email-stefanha@linux.vnet.ibm.com> In-Reply-To: <1331570167-19974-1-git-send-email-stefanha@linux.vnet.ibm.com> Content-Type: text/plain; charset=ISO-8859-15 Content-Transfer-Encoding: 7bit Subject: Re: [Qemu-devel] [PATCH v2] qemu-io: add option to enable tracing List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Stefan Hajnoczi Cc: qemu-devel@nongnu.org Am 12.03.2012 17:36, schrieb Stefan Hajnoczi: > It can be useful to enable QEMU tracing when trying out block layer > interfaces via qemu-io. Tracing can be enabled using the new -T FILE > option where the given file contains a list of trace events to enable > (just like the qemu --trace events=FILE option). > > $ echo qemu_vfree >my-events > $ ./qemu-io -T my-events ... > > Remember to use ./configure --enable-trace-backend=BACKEND when building > qemu-io. > > Signed-off-by: Stefan Hajnoczi Thanks, applied to the block branch. Kevin