svn commit: r300201 - head/sys/sys

Scott Long scott4long at yahoo.com
Thu May 19 16:36:53 UTC 2016


Thanks!

Scott

> On May 19, 2016, at 5:19 AM, Alexander Motin <mav at FreeBSD.org> wrote:
> 
> Author: mav
> Date: Thu May 19 11:19:37 2016
> New Revision: 300201
> URL: https://svnweb.freebsd.org/changeset/base/300201
> 
> Log:
>  Add ta_flags initialization in old macros missed in 300113.
> 
>  Depending on uninitialized memory content it could cause loss of wakeup()
>  call in taskqueue_run_locked().
> 
> Modified:
>  head/sys/sys/taskqueue.h
> 
> Modified: head/sys/sys/taskqueue.h
> ==============================================================================
> --- head/sys/sys/taskqueue.h	Thu May 19 11:02:39 2016	(r300200)
> +++ head/sys/sys/taskqueue.h	Thu May 19 11:19:37 2016	(r300201)
> @@ -97,6 +97,7 @@ void	taskqueue_set_callback(struct taskq
> 
> #define TASK_INITIALIZER(priority, func, context)	\
> 	{ .ta_pending = 0,				\
> +	  .ta_flags = 0,				\
> 	  .ta_priority = (priority),			\
> 	  .ta_func = (func),				\
> 	  .ta_context = (context) }
> @@ -112,6 +113,7 @@ void	taskqueue_thread_enqueue(void *cont
>  */
> #define TASK_INIT(task, priority, func, context) do {	\
> 	(task)->ta_pending = 0;				\
> +	(task)->ta_flags = 0;				\
> 	(task)->ta_priority = (priority);		\
> 	(task)->ta_func = (func);			\
> 	(task)->ta_context = (context);			\
> 



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