Re: [PATCH 6/7 linux-next] wan: cosa: replace current->state by set_current_state()

From: Sergei Shtylyov
Date: Fri Feb 20 2015 - 13:34:38 EST


On 02/20/2015 09:12 PM, Fabian Frederick wrote:

Use helper functions to access current->state.
Direct assignments are prone to races and therefore buggy.

current->state = TASK_RUNNING is replaced by __set_current_state()

You sometimes use __set_current_state() and sometimes set_current_state().

Thanks to Peter Zijlstra for the exact definition of the problem.

Suggested-By: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Signed-off-by: Fabian Frederick <fabf@xxxxxxxxx>


WBR, Sergei

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