Re: [PATCH tip/core/rcu 0/8] Torture-test updates for 4.5

Josh Triplett
2015-12-05T01:05:31Z

On Fri, Dec 04, 2015 at 04:23:31PM -0800, Paul E. McKenney wrote:
> Hello!
>
> This series contains torture-test updates:
>
> 1. Add batch number to script printout to allow easier estimation
> of test duration.
>
> 2. Dump stack when RCU's grace-period kthread stalls.
>
> 3. Set the scripting's default test-hang "grace period" to three
> minutes, and allow this to be overridden.
>
> 4. Remove the obsolete CONFIG_RCU_USER_QS Kconfig option from
> the rcutorture selftest documentation, courtesy of Yang Shi.
>
> 5. Print symbolic name for rcu_torture_writer_state, saving the
> time otherwise required to manually translate from integer
> to symbol.
>
> 6. Print symbolic name for ->gp_state, again saving the time
> otherwise required to manually translate from integer to symbol.
>
> 7. Abbreviate console error dump, allowing the results of an
> rcutorture script run to be observed with less back-scrolling.
>
> 8. Place console.log files correctly from the get-go, preventing
> multiple qemu instances from outputting to the same file.

I sent comments on patches 2, 5, and 6; for the rest:

Reviewed-by: Josh Triplett <josh@joshtriplett.org>