On Mon, Oct 23, 2023 at 10:57:53PM +0530, Anup Patel wrote:
> +#ifdef CONFIG_GENERIC_IRQ_DEBUGFS
> +void imsic_vector_debug_show(struct seq_file *m,
> + struct imsic_vector *vec, int ind)
> +{
> + unsigned int mcpu = 0, mlocal_id = 0;
> + struct imsic_local_priv *lpriv;
> + bool move_in_progress = false;
> + struct imsic_vector *mvec;
> + bool is_enabled = false;
> + unsigned long flags;
> +
> + lpriv = per_cpu_ptr(imsic->lpriv, vec->cpu);
> + if (WARN_ON(&lpriv->vectors[vec->local_id] != vec))
> + return;
> +
> + raw_spin_lock_irqsave(&lpriv->ids_lock, flags);
> + if (test_bit(vec->local_id, lpriv->ids_enabled_bitmap))
> + is_enabled = true;
> + mvec = lpriv->ids_move[vec->local_id];
> + if (mvec) {
> + move_in_progress = true;
> + mcpu = mvec->cpu;
> + mlocal_id = mvec->local_id;
> + }
> + raw_spin_unlock_irqrestore(&lpriv->ids_lock, flags);
> +
> + seq_printf(m, "%*starget_cpu : %5u\n", ind, "", vec->cpu);
> + seq_printf(m, "%*starget_local_id : %5u\n", ind, "", vec->local_id);
> + seq_printf(m, "%*sis_reserved : %5u\n", ind, "",
> + (vec->local_id <= IMSIC_IPI_ID) ? 1 : 0);
> + seq_printf(m, "%*sis_enabled : %5u\n", ind, "",
> + (move_in_progress) ? 1 : 0);
gcc & clang report:
drivers/irqchip/irq-riscv-imsic-state.c:288:14: warning: variable 'is_enabled' set but not used [-Wunused-but-set-variable]
This looks to be a copy-pasta issue, and the move_in_progress here
should be is_enabled?
> + seq_printf(m, "%*sis_move_pending : %5u\n", ind, "",
> + (move_in_progress) ? 1 : 0);
> + if (move_in_progress) {
> + seq_printf(m, "%*smove_cpu : %5u\n", ind, "", mcpu);
> + seq_printf(m, "%*smove_local_id : %5u\n", ind, "", mlocal_id);
> + }
> +}
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