Re: [patch -mm 7/5] oom: filter tasklist dump by mem_cgroup

[Balbir Singh <balbir@linux.vnet.ibm.com>]

David Rientjes wrote:
> If an OOM was triggered as a result a cgroup's memory controller, the
> tasklist shall be filtered to exclude tasks that are not a member of the
> same group.
> 
> Creates a helper function to return non-zero if a task is a member of a
> mem_cgroup:
> 
> 	int task_in_mem_cgroup(const struct task_struct *task,
> 			       const struct mem_cgroup *mem);
> 
> Cc: Christoph Lameter <clameter@sgi.com>
> Cc: Balbir Singh <balbir@linux.vnet.ibm.com>
> Signed-off-by: David Rientjes <rientjes@google.com>

Thanks for doing this. The number of parameters to OOM kill
have grown, may at the time of the next addition of parameter,
we should consider using a structure similar to scan_control
and pass the structure instead of all the parameters.


-- 
	Warm Regards,
	Balbir Singh
	Linux Technology Center
	IBM, ISTL

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