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2017-08-01trace-events: fix code style: print 0x before hex numbersVladimir Sementsov-Ogievskiy
The only exception are groups of numers separated by symbols '.', ' ', ':', '/', like 'ab.09.7d'. This patch is made by the following: > find . -name trace-events | xargs python script.py where script.py is the following python script: ========================= #!/usr/bin/env python import sys import re import fileinput rhex = '%[-+ *.0-9]*(?:[hljztL]|ll|hh)?(?:x|X|"\s*PRI[xX][^"]*"?)' rgroup = re.compile('((?:' + rhex + '[.:/ ])+' + rhex + ')') rbad = re.compile('(?<!0x)' + rhex) files = sys.argv[1:] for fname in files: for line in fileinput.input(fname, inplace=True): arr = re.split(rgroup, line) for i in range(0, len(arr), 2): arr[i] = re.sub(rbad, '0x\g<0>', arr[i]) sys.stdout.write(''.join(arr)) ========================= Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com> Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com> Acked-by: Cornelia Huck <cohuck@redhat.com> Message-id: 20170731160135.12101-5-vsementsov@virtuozzo.com Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2017-07-31docs: fix broken paths to docs/devel/tracing.txtPhilippe Mathieu-Daudé
With the move of some docs/ to docs/devel/ on ac06724a71, no references were updated. Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org> Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com> Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2017-05-23COLO-compare: Improve tcp compare trace event readabilityZhang Chen
Because of previous patch's trace arguments over the limit of UST backend, so I rewrite the patch. Signed-off-by: Zhang Chen <zhangchen.fnst@cn.fujitsu.com> Signed-off-by: Jason Wang <jasowang@redhat.com>
2017-04-26Revert "COLO-compare: Optimize tcp compare trace event"Peter Maydell
This reverts commit 0fc8aec7de64f2bf83a274a2a38b938ce03425d2. In commit 2dfe5113b11 we split a trace event with a lot of arguments in two, because the UST trace backend has a limit on the number of arguments you can have in a single trace event. Unfortunately we subsequently forgot about this, and in commit 0fc8aec7de64f2 we merged the two trace events again, recreating the "UST backend doesn't build" bug. Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2017-04-25COLO-compare: Optimize tcp compare trace eventZhang Chen
Optimize two trace events as one, adjust print format make it easy to read. rename trace_colo_compare_pkt_info_src/dst to trace_colo_compare_tcp_info. Signed-off-by: Zhang Chen <zhangchen.fnst@cn.fujitsu.com> Signed-off-by: Jason Wang <jasowang@redhat.com>
2016-10-28net: split colo_compare_pkt_info into two trace eventsAlex Bennée
It seems there is a limit to the number of arguments a UST trace event can take and at 11 the previous trace command broke the build. Split the trace into a src pkt and dst pkt trace to fix this. Signed-off-by: Alex Bennée <alex.bennee@linaro.org> Message-id: 20161028132559.8324-1-alex.bennee@linaro.org Reviewed-by: Peter Maydell <peter.maydell@linaro.org> Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
2016-10-26colo-proxy: fix memory leakZhang Chen
Fix memory leak in colo-compare.c and filter-rewriter.c Report by Coverity and add some comments. Signed-off-by: Zhang Chen <zhangchen.fnst@cn.fujitsu.com> Reviewed-by: zhanghailiang <zhang.zhanghailiang@huawei.com> Signed-off-by: Jason Wang <jasowang@redhat.com>
2016-10-12trace: move colo trace events to net/ sub-directoryDaniel P. Berrange
The colo patch series added various trace events to the top level trace-events file, despite the files using them being in a sub-dir. commit 30656b097e9dd7978d3fe9416cb9f5a421a9e63e Author: Zhang Chen <zhangchen.fnst@cn.fujitsu.com> Date: Tue Sep 27 10:22:34 2016 +0800 filter-rewriter: rewrite tcp packet to keep secondary connection commit f4b618360e5a81b097e2e35d52011bec3c63af68 Author: Zhang Chen <zhangchen.fnst@cn.fujitsu.com> Date: Tue Sep 27 10:22:31 2016 +0800 colo-compare: add TCP, UDP, ICMP packet comparison We add TCP,UDP,ICMP packet comparison to replace IP packet comparison. This can increase the accuracy of the package comparison. Less checkpoint more efficiency. Signed-off-by: Zhang Chen <zhangchen.fnst@cn.fujitsu.com> Signed-off-by: Li Zhijian <lizhijian@cn.fujitsu.com> Signed-off-by: Wen Congyang <wency@cn.fujitsu.com> Signed-off-by: Jason Wang <jasowang@redhat.com> commit 0682e15b19b2f41c0568142b42518b9471168597 Author: Zhang Chen <zhangchen.fnst@cn.fujitsu.com> Date: Tue Sep 27 10:22:30 2016 +0800 colo-compare: introduce packet comparison thread commit 59509ec16b7ee92b3f8261c554023aa1d3169317 Author: Zhang Chen <zhangchen.fnst@cn.fujitsu.com> Date: Tue Sep 27 10:22:27 2016 +0800 net/colo.c: add colo.c to define and handle packet This moves all events into net/trace-events where they were supposed to live. Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com> Signed-off-by: Daniel P. Berrange <berrange@redhat.com> Message-id: 1475588159-30598-2-git-send-email-berrange@redhat.com Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2016-08-12trace-events: fix first line comment in trace-eventsLaurent Vivier
Documentation is docs/tracing.txt instead of docs/trace-events.txt. find . -name trace-events -exec \ sed -i "s?See docs/trace-events.txt for syntax documentation.?See docs/tracing.txt for syntax documentation.?" \ {} \; Signed-off-by: Laurent Vivier <lvivier@redhat.com> Message-id: 1470669081-17860-1-git-send-email-lvivier@redhat.com Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
2016-06-20trace: split out trace events for net/ directoryDaniel P. Berrange
Move all trace-events for files in the net/ directory to their own file. Signed-off-by: Daniel P. Berrange <berrange@redhat.com> Message-id: 1466066426-16657-36-git-send-email-berrange@redhat.com Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>