[CRIU] [PATCH 1/2] add a tracefs test

[Andrei Vagin]

On Mon, May 23, 2016 at 4:34 PM, Tycho Andersen
<tycho.andersen at canonical.com> wrote:
> On Mon, May 23, 2016 at 04:16:26PM -0700, Andrew Vagin wrote:
>> You again committed patches with failed tests...
>
> Like I said in the other thread, I think it only fails in the way you
> said when you don't already have tracefs mounted. It passed for me
> when I ran it :). Anyway, sorry about that, your patch looks good,
> thanks.

On my host tracefs is mounted, but the test fails. I wrote this
message, because if the main repo is broken, we can't validate
patches. I don't want to say that you did something wrong. We all use
different environments and can skip some bugs. It's normal.

[root at fc22-vm criu]# cat /proc/self/mountinfo | grep trace
107 35 0:9 / /sys/kernel/debug/tracing rw,relatime shared:61 - tracefs
tracefs rw
[root at fc22-vm criu]# python test/zdtm.py run -T zdtm/static/mnt_tracefs
Checking feature mnt_id
=== Run 1/1 ================

====================== Run zdtm/static/mnt_tracefs in uns ======================
cc -g -O2 -Wall -Werror -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=0  -iquote
../lib/arch/x86/include -I../lib  -c -o mnt_tracefs.o mnt_tracefs.c
cc   mnt_tracefs.o ../lib/libzdtmtst.a   -o mnt_tracefs
Start test
./mnt_tracefs --pidfile=mnt_tracefs.pid --outfile=mnt_tracefs.out
--dirname=mnt_tracefs.test
Run criu dump
Wait for zdtm/static/mnt_tracefs to die for 0.100000
Run criu restore
1: Old mounts lost: set([])
1: New mounts appeared: set([('/', '/debugfs/tracing')])
############# Test zdtm/static/mnt_tracefs FAIL at mounts compare ##############
Wait for zdtm/static/mnt_tracefs to die for 0.100000
##################################### FAIL #####################################


>
> Tycho
>
>> On Mon, May 23, 2016 at 08:02:41PM +0300, Pavel Emelyanov wrote:
>> > Both applied, thanks
>> > _______________________________________________
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>> > CRIU at openvz.org
>> > https://lists.openvz.org/mailman/listinfo/criu
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