[CRIU] Bad commit
Pavel Emelyanov
xemul at parallels.com
Thu Aug 14 07:19:55 PDT 2014
On 08/14/2014 06:11 PM, Cyrill Gorcunov wrote:
> On Thu, Aug 14, 2014 at 06:05:51PM +0400, Pavel Emelyanov wrote:
>>>
>>> Yeah, sorry for noise.
>>
>> Wait a second, this code was in 3.12 and (probably) earlier:
>> commit 1f7f4dde5c945f41a7abc2285be43d918029ecc5 removed CLONE_PARENT
>> and it appeared in
>>
>> $ git describe 1f7f4dde5c945f41a7abc2285be43d918029ecc5
>> v3.13-rc1-130-g1f7f4dd
>>
>> IOW -- --restore-detach with CLONE_NEWPID will fail when criu is run
>> on 3.11, which we recommend as the base kernel.
>>
>> OTOH we need this CLONE_PARENT trick only when the root task has the
>> pdeath_sig set up. Can we relax the if () to only do the CLONE_PARENT
>> if the detach is requested and pdeath_sig is set up?
>
> you mean to walk over thread_core->pdeath_sig entries to find if it's set?
Now walk, just check the one at root task. Do we have the core entry
ready at that point?
Thanks,
Pavel
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