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SubjectRe: [RFC PATCH v4 2/2] hung_task: Display every hung task warning
On Mon, 20 Jan 2014, atomlin@redhat.com wrote:

> From: Aaron Tomlin <atomlin@redhat.com>
>
> When khungtaskd detects hung tasks, it prints out
> backtraces from a number of those tasks.
> Limiting the number of backtraces being printed
> out can result in the user not seeing the information
> necessary to debug the issue. The hung_task_warnings
> sysctl controls this feature.
>
> This patch makes it possible for hung_task_warnings
> to accept a special value to print an unlimited
> number of backtraces when khungtaskd detects hung
> tasks.
>
> The special value is -1. To use this value it is
> necessary to change types from ulong to int.
>
> Signed-off-by: Aaron Tomlin <atomlin@redhat.com>
> Reviewed-by: Rik van Riel <riel@redhat.com>

Acked-by: David Rientjes <rientjes@google.com>

Nice documentation updates!


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