From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([208.118.235.92]:47826) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1SXV0K-0003Kr-I0 for qemu-devel@nongnu.org; Thu, 24 May 2012 06:10:55 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1SXV0F-00005x-KD for qemu-devel@nongnu.org; Thu, 24 May 2012 06:10:48 -0400 Received: from e28smtp09.in.ibm.com ([122.248.162.9]:44067) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1SXV0E-0008Qz-VG for qemu-devel@nongnu.org; Thu, 24 May 2012 06:10:43 -0400 Received: from /spool/local by e28smtp09.in.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Thu, 24 May 2012 15:22:55 +0530 Received: from d28av01.in.ibm.com (d28av01.in.ibm.com [9.184.220.63]) by d28relay01.in.ibm.com (8.13.8/8.13.8/NCO v10.0) with ESMTP id q4O9od966160448 for ; Thu, 24 May 2012 15:20:39 +0530 Received: from d28av01.in.ibm.com (loopback [127.0.0.1]) by d28av01.in.ibm.com (8.14.4/8.13.1/NCO v10.0 AVout) with ESMTP id q4OFKGLQ020620 for ; Thu, 24 May 2012 20:50:16 +0530 From: Harsh Prateek Bora Date: Thu, 24 May 2012 15:20:29 +0530 Message-Id: <1337853032-32590-1-git-send-email-harsh@linux.vnet.ibm.com> Subject: [Qemu-devel] [PATCH v2 0/3] Simpletrace v2: Support multiple args, strings. List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: Harsh Prateek Bora , stefanha@linux.vnet.ibm.com, aneesh.kumar@linux.vnet.ibm.com Existing simpletrace backend allows to trace at max 6 args and does not support strings. This newer tracelog format gets rid of fixed size records and therefore allows to trace variable number of args including strings. Sample trace: v9fs_version 0.000 tag=0xffff id=0x64 msize=0x2000 version=9P2000.L v9fs_version_return 6.705 tag=0xffff id=0x64 msize=0x2000 version=9P2000.L v9fs_attach 174.467 tag=0x1 id=0x68 fid=0x0 afid=0xffffffffffffffff uname=nobody aname= v9fs_attach_return 4720.454 tag=0x1 id=0x68 type=0xffffffffffffff80 version=0x4f2a4dd0 path=0x220ea6 v2: - moved elimination of st_print_trace to 1/3 patch - use sizeof(TraceRecord) for #define ST_REC_HDR_LEN v1: - Simpletrace v2 for the new (pythonized) tracetool Harsh Prateek Bora (3): monitor: remove unused do_info_trace Simpletrace v2: Add support for multiple args, strings. Update simpletrace.py to support new v2 log format monitor.c | 16 --- scripts/simpletrace.py | 138 +++++++++++++------ scripts/tracetool/backend/simple.py | 84 +++++++++--- trace/simple.c | 247 ++++++++++++++++++++--------------- trace/simple.h | 39 +++++- 5 files changed, 335 insertions(+), 189 deletions(-)