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SubjectRe: [PATCH tip/core/rcu 10/86] rcu: eliminate unused boosting statistics
On Sun, May 01, 2011 at 06:20:50AM -0700, Paul E. McKenney wrote:
> From: Paul E. McKenney <paul.mckenney@linaro.org>
>
> The n_rcu_torture_boost_allocerror and n_rcu_torture_boost_afferror
> statistics are not actually incremented anymore, so eliminate them.
>
> Signed-off-by: Paul E. McKenney <paul.mckenney@linaro.org>
> Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
> ---
> kernel/rcutorture.c | 4 +---
> 1 files changed, 1 insertions(+), 3 deletions(-)
>
> diff --git a/kernel/rcutorture.c b/kernel/rcutorture.c
> index 4d256db..62ec8ee6 100644
> --- a/kernel/rcutorture.c
> +++ b/kernel/rcutorture.c
> @@ -1067,7 +1067,7 @@ rcu_torture_printk(char *page)
> cnt += sprintf(&page[cnt], "%s%s ", torture_type, TORTURE_FLAG);
> cnt += sprintf(&page[cnt],
> "rtc: %p ver: %ld tfle: %d rta: %d rtaf: %d rtf: %d "
> - "rtmbe: %d rtbke: %ld rtbre: %ld rtbae: %ld rtbafe: %ld "
> + "rtmbe: %d rtbke: %ld rtbre: %ld "
> "rtbf: %ld rtb: %ld nt: %ld",
> rcu_torture_current,
> rcu_torture_current_version,
> @@ -1078,8 +1078,6 @@ rcu_torture_printk(char *page)
> atomic_read(&n_rcu_torture_mberror),
> n_rcu_torture_boost_ktrerror,
> n_rcu_torture_boost_rterror,
> - n_rcu_torture_boost_allocerror,
> - n_rcu_torture_boost_afferror,
> n_rcu_torture_boost_failure,
> n_rcu_torture_boosts,
> n_rcu_torture_timers);

Shouldn't you eliminate the variables entirely, if they no longer track
anything?

- Josh Triplett


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