On Fri, Oct 25, 2024 at 06:04:45PM -0700, Paul E. McKenney wrote:
> On Fri, Oct 25, 2024 at 09:58:05AM +0300, Dan Carpenter wrote:
> > Hello Paul E. McKenney,
> >
> > Commit 1e07186d7377 ("refscale: Add srcu_read_lock_lite() support
> > using "srcu-lite"") from Oct 15, 2024 (linux-next), leads to the
> > following Smatch static checker warning:
> >
> > kernel/rcu/refscale.c:1151 ref_scale_init()
> > warn: inconsistent indenting
> >
> > kernel/rcu/refscale.c
> > 1141 for (i = 0; i < ARRAY_SIZE(scale_ops); i++) {
> > 1142 cur_ops = scale_ops[i]; if (strcmp(scale_type,
> > 1143 cur_ops->name) == 0)
> > 1144 break;
> > 1145 }
> > 1146 if (i == ARRAY_SIZE(scale_ops)) {
> > 1147 pr_alert("rcu-scale: invalid scale type: \"%s\"\n",
> > 1148 scale_type); pr_alert("rcu-scale types:"); for (i
> > = 0;
> > 1149 i < ARRAY_SIZE(scale_ops); i++)
> > 1150 pr_cont(" %s", scale_ops[i]->name);
> > --> 1151 pr_cont("\n"); firsterr = -EINVAL; cur_ops = NULL;
> > 1152 goto unwind;
> >
> > This looks like you pressed the wrong button in vim and it accidentally
> > jumbled
> > the code?
> >
> > 1153 }
> > 1154 if (cur_ops->init)
> > 1155 if (!cur_ops->init()) {
> > 1156 firsterr = -EUCLEAN;
> > 1157 goto unwind;
> > 1158 }
>
> Excellent guess!!! :-(
>
> How about the following?
>
> Thanx, Paul
>
> ------------------------------------------------------------------------
>
> commit a489ef720efa78763afa39fe88d09dbb4176a47d
> Author: Paul E. McKenney <[email protected]>
> Date: Fri Oct 25 17:55:29 2024 -0700
>
> refscale: Undo j/J vim mistake in ref_scale_init()
>
> This commit gives each of three statements a line of their own.
>
> Reported-by: Dan Carpenter <[email protected]>
> Signed-off-by: Paul E. McKenney <[email protected]>
>
> diff --git a/kernel/rcu/refscale.c b/kernel/rcu/refscale.c
> index 7770e202d1ea1..7e6472a86dba8 100644
> --- a/kernel/rcu/refscale.c
> +++ b/kernel/rcu/refscale.c
> @@ -1182,7 +1182,9 @@ ref_scale_init(void)
> scale_type); pr_alert("rcu-scale types:"); for (i = 0;
^^^^^^^^^^^
This for statement is messed up still. :(
regards,
dan carpenter
> i < ARRAY_SIZE(scale_ops); i++)
> pr_cont(" %s", scale_ops[i]->name);
> - pr_cont("\n"); firsterr = -EINVAL; cur_ops = NULL;
> + pr_cont("\n");
> + firsterr = -EINVAL;
> + cur_ops = NULL;
> goto unwind;
> }
> if (cur_ops->init)
