Re: [PATCH v2 1/2] scftorture: Always log error message

From: Paul E. McKenney
Date: Wed Nov 03 2021 - 14:05:58 EST


On Wed, Nov 03, 2021 at 04:30:27PM +0800, Li Zhijian wrote:
> Unconditionally log messages corresponding to errors.
>
> Acked-by: Davidlohr Bueso <dbueso@xxxxxxx>
> Signed-off-by: Li Zhijian <zhijianx.li@xxxxxxxxx>

I have queued both for the v5.17 (not current, but next) merge window.
Thank you!

Thanx, Paul

> ---
> V2: rebase against rcu tree
> ---
> kernel/scftorture.c | 9 ++++-----
> 1 file changed, 4 insertions(+), 5 deletions(-)
>
> diff --git a/kernel/scftorture.c b/kernel/scftorture.c
> index a0df767897a1..dcb0410950e4 100644
> --- a/kernel/scftorture.c
> +++ b/kernel/scftorture.c
> @@ -41,8 +41,7 @@
> #define VERBOSE_SCFTORTOUT(s, x...) \
> do { if (verbose) pr_alert(SCFTORT_FLAG s "\n", ## x); } while (0)
>
> -#define VERBOSE_SCFTORTOUT_ERRSTRING(s, x...) \
> - do { if (verbose) pr_alert(SCFTORT_FLAG "!!! " s "\n", ## x); } while (0)
> +#define SCFTORTOUT_ERRSTRING(s, x...) pr_alert(SCFTORT_FLAG "!!! " s "\n", ## x)
>
> MODULE_LICENSE("GPL");
> MODULE_AUTHOR("Paul E. McKenney <paulmck@xxxxxxxxxx>");
> @@ -584,14 +583,14 @@ static int __init scf_torture_init(void)
> if (weight_resched1 == 0 && weight_single1 == 0 && weight_single_rpc1 == 0 &&
> weight_single_wait1 == 0 && weight_many1 == 0 && weight_many_wait1 == 0 &&
> weight_all1 == 0 && weight_all_wait1 == 0) {
> - VERBOSE_SCFTORTOUT_ERRSTRING("all zero weights makes no sense");
> + SCFTORTOUT_ERRSTRING("all zero weights makes no sense");
> firsterr = -EINVAL;
> goto unwind;
> }
> if (IS_BUILTIN(CONFIG_SCF_TORTURE_TEST))
> scf_sel_add(weight_resched1, SCF_PRIM_RESCHED, false);
> else if (weight_resched1)
> - VERBOSE_SCFTORTOUT_ERRSTRING("built as module, weight_resched ignored");
> + SCFTORTOUT_ERRSTRING("built as module, weight_resched ignored");
> scf_sel_add(weight_single1, SCF_PRIM_SINGLE, false);
> scf_sel_add(weight_single_rpc1, SCF_PRIM_SINGLE_RPC, true);
> scf_sel_add(weight_single_wait1, SCF_PRIM_SINGLE, true);
> @@ -622,7 +621,7 @@ static int __init scf_torture_init(void)
> nthreads = num_online_cpus();
> scf_stats_p = kcalloc(nthreads, sizeof(scf_stats_p[0]), GFP_KERNEL);
> if (!scf_stats_p) {
> - VERBOSE_SCFTORTOUT_ERRSTRING("out of memory");
> + SCFTORTOUT_ERRSTRING("out of memory");
> firsterr = -ENOMEM;
> goto unwind;
> }
> --
> 2.32.0
>