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Ship it!


Thanks Mpark!

- Niklas Nielsen


On Jan. 15, 2015, 2:15 p.m., Michael Park wrote:
> 
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> This is an automatically generated e-mail. To reply, visit:
> https://reviews.apache.org/r/29948/
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> (Updated Jan. 15, 2015, 2:15 p.m.)
> 
> 
> Review request for mesos, Kapil Arya, Niklas Nielsen, and Vinod Kone.
> 
> 
> Bugs: MESOS-2049 and MESOS-2227
>     https://issues.apache.org/jira/browse/MESOS-2049
>     https://issues.apache.org/jira/browse/MESOS-2227
> 
> 
> Repository: mesos-git
> 
> 
> Description
> -------
> 
> `circular_buffer` uses `memset` to assign elements. We were using 
> `circular_buffer<MonitoringInfo>`, `MonitoringInfo` contains `ExecutorInfo`, 
> and `ExecutorInfo` is a dynamic class (due to some protobuf implementation 
> probably).
> 
> The default warning levels on clang tells us that we can't simply perform 
> `memset` on dynamic classes because we'll overwrite the vtable pointer which 
> will lead to badness.
> 
> This patch fixes the issue by using `circular_buffer<Owned<MonitoringInfo>>` 
> instead, which is what we do across the codebase wherever we use 
> `circular_buffer`.
> 
> 
> Diffs
> -----
> 
>   src/slave/monitor.hpp 02b2ce1619c87296ee8c90f6363e77d070dd598d 
>   src/slave/monitor.cpp 1c02986e22bc1dcbc2f07de546bf865d34c41c89 
> 
> Diff: https://reviews.apache.org/r/29948/diff/
> 
> 
> Testing
> -------
> 
> make check with `clang-3.5`
> 
> 
> Thanks,
> 
> Michael Park
> 
>

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