Re: [PATCH 0/11 v3] audit: Fix various races when tagging and untagging mounts

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On 2018-09-04 18:06, Jan Kara wrote:
> Hello,

Jan,

> this is the third revision of the series that addresses problems I have
> identified when trying to understand how exactly is kernel/audit_tree.c using
> generic fsnotify framework. I hope I have understood all the interactions right
> but careful review is certainly welcome.

I've tried to review it as carefully as I am able.  As best I understand
it, this all looks reasonable and an improvement over the previous
state.  Thanks for the hard work.

FWIW,
Reviewed-by: Richard Guy Briggs <rgb@xxxxxxxxxx>

> The patches have been tested by a stress test I have written which mounts &
> unmounts filesystems in the directory tree while adding and removing audit
> rules for this tree in parallel and accessing the tree to generate events.
> Still some real-world testing would be welcome.
> 
> Changes since v2:
> * Fixed up mark freeing to use proper pointer as pointed out by Amir
> * Changed some naming based on Paul's review
> 
> Changes since v1:
> * Split the last patch to ease review
> * Rewrite test script so that it can be included in audit testsuite
> * Some cleanups and improvements suggested by Amir
> 
> 								Honza

- RGB

--
Richard Guy Briggs <rgb@xxxxxxxxxx>
Sr. S/W Engineer, Kernel Security, Base Operating Systems
Remote, Ottawa, Red Hat Canada
IRC: rgb, SunRaycer
Voice: +1.647.777.2635, Internal: (81) 32635



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