[jira] [Commented] (MESOS-6428) Mesos containerizer helper function signalSafeWriteStatus is not AS-Safe

2017-09-11 Thread Till Toenshoff (JIRA)

[ 
https://issues.apache.org/jira/browse/MESOS-6428?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16162355#comment-16162355
 ] 

Till Toenshoff commented on MESOS-6428:
---

[~jamespeach] we commonly remove the duplication from the RR subject / 
description from our commit messages before pushing.

So instead of  
```
commit 905c758782f8587276ee207261277517a34482a2
Author: Andrei Budnik 
Date:   Wed Sep 6 22:02:29 2017 -0700

Used SAFE_EXIT macro in `CgroupsAnyHierarchyTest.ROOT_CGROUPS_Write`.

Used SAFE_EXIT macro in `CgroupsAnyHierarchyTest.ROOT_CGROUPS_Write`.

Review: https://reviews.apache.org/r/61801/
```

it would be 

```
commit 905c758782f8587276ee207261277517a34482a2
Author: Andrei Budnik 
Date:   Wed Sep 6 22:02:29 2017 -0700

Used SAFE_EXIT macro in `CgroupsAnyHierarchyTest.ROOT_CGROUPS_Write`.

Review: https://reviews.apache.org/r/61801/
```

> Mesos containerizer helper function signalSafeWriteStatus is not AS-Safe
> 
>
> Key: MESOS-6428
> URL: https://issues.apache.org/jira/browse/MESOS-6428
> Project: Mesos
>  Issue Type: Bug
>  Components: containerization
>Affects Versions: 1.1.0
>Reporter: Benjamin Bannier
>Assignee: Andrei Budnik
>  Labels: newbie, tech-debt
> Fix For: 1.5.0
>
>
> In {{src/slave/containerizer/mesos/launch.cpp}} a helper function 
> {{signalSafeWriteStatus}} is defined. Its name seems to suggest that this 
> function is safe to call in e.g., signal handlers, and it is used in this 
> file's {{signalHandler}} for exactly that purpose.
> Currently this function is not AS-Safe since it e.g., allocates memory via 
> construction of {{string}} instances, and might destructively modify 
> {{errno}}.
> We should clean up this function to be in fact AS-Safe.



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[jira] [Commented] (MESOS-6428) Mesos containerizer helper function signalSafeWriteStatus is not AS-Safe

2017-08-28 Thread Andrei Budnik (JIRA)

[ 
https://issues.apache.org/jira/browse/MESOS-6428?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16143878#comment-16143878
 ] 

Andrei Budnik commented on MESOS-6428:
--

https://reviews.apache.org/r/61800/

> Mesos containerizer helper function signalSafeWriteStatus is not AS-Safe
> 
>
> Key: MESOS-6428
> URL: https://issues.apache.org/jira/browse/MESOS-6428
> Project: Mesos
>  Issue Type: Bug
>  Components: containerization
>Affects Versions: 1.1.0
>Reporter: Benjamin Bannier
>Assignee: Jing Chen
>  Labels: newbie, tech-debt
>
> In {{src/slave/containerizer/mesos/launch.cpp}} a helper function 
> {{signalSafeWriteStatus}} is defined. Its name seems to suggest that this 
> function is safe to call in e.g., signal handlers, and it is used in this 
> file's {{signalHandler}} for exactly that purpose.
> Currently this function is not AS-Safe since it e.g., allocates memory via 
> construction of {{string}} instances, and might destructively modify 
> {{errno}}.
> We should clean up this function to be in fact AS-Safe.



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