> From: Paul E. McKenney <[EMAIL PROTECTED]>
>
> Remove PF_NOFREEZE from the rcutorture thread, adding a try_to_freeze() call
> as
> required.
>
> Signed-off-by: Paul E. McKenney <[EMAIL PROTECTED]>
> Signed-off-by: Rafael J. Wysocki <[EMAIL PROTECTED]>
> Acked-by: Pavel Machek <[EMAIL PROTECTED]>
> ---
> kernel/rcutorture.c | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> Index: linux-2.6.20-mm2/kernel/rcutorture.c
> ===================================================================
> --- linux-2.6.20-mm2.orig/kernel/rcutorture.c 2007-02-25 12:07:15.000000000
> +0100
> +++ linux-2.6.20-mm2/kernel/rcutorture.c 2007-02-25 12:49:23.000000000
> +0100
> @@ -46,6 +46,7 @@
> #include <linux/byteorder/swabb.h>
> #include <linux/stat.h>
> #include <linux/srcu.h>
> +#include <linux/freezer.h>
>
> MODULE_LICENSE("GPL");
> MODULE_AUTHOR("Paul E. McKenney <[EMAIL PROTECTED]> and "
> @@ -585,7 +586,6 @@ rcu_torture_writer(void *arg)
>
> VERBOSE_PRINTK_STRING("rcu_torture_writer task started");
> set_user_nice(current, 19);
> - current->flags |= PF_NOFREEZE;
>
> do {
> schedule_timeout_uninterruptible(1);
> @@ -607,6 +607,7 @@ rcu_torture_writer(void *arg)
> }
> rcu_torture_current_version++;
> oldbatch = cur_ops->completed();
> + try_to_freeze();
> } while (!kthread_should_stop() && !fullstop);
> VERBOSE_PRINTK_STRING("rcu_torture_writer task stopping");
> while (!kthread_should_stop())
Paul,
Any reasons for not try_to_freeze()'ing the fakewriter and the reader
threads?? (Ok, I admit, I haven't looked into the code for the reason
which might be obvious.)
thanks
gautham.
--
Gautham R Shenoy
Linux Technology Center
IBM India.
"Freedom comes with a price tag of responsibility, which is still a bargain,
because Freedom is priceless!"
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