seq_printf(s, "vgic_model:\t%s\n", v3 ? "GICv3" : "GICv2");
seq_printf(s, "nr_spis:\t%d\n", dist->nr_spis);
if (v3)
- seq_printf(s, "nr_lpis:\t%d\n", dist->lpi_list_count);
+ seq_printf(s, "nr_lpis:\t%d\n", atomic_read(&dist->lpi_count));
seq_printf(s, "enabled:\t%d\n", dist->enabled);
seq_printf(s, "\n");
goto out_unlock;
}
- dist->lpi_list_count++;
+ atomic_inc(&dist->lpi_count);
out_unlock:
raw_spin_unlock_irqrestore(&dist->lpi_list_lock, flags);
* command). If coming from another path (such as enabling LPIs),
* we must be careful not to overrun the array.
*/
- irq_count = READ_ONCE(dist->lpi_list_count);
+ irq_count = atomic_read(&dist->lpi_count);
intids = kmalloc_array(irq_count, sizeof(intids[0]), GFP_KERNEL_ACCOUNT);
if (!intids)
return -ENOMEM;
return;
xa_erase(&dist->lpi_xa, irq->intid);
- dist->lpi_list_count--;
+ atomic_dec(&dist->lpi_count);
kfree(irq);
}
*/
u64 propbaser;
- /* Protects the lpi_list and the count value below. */
+ /* Protects the lpi_list. */
raw_spinlock_t lpi_list_lock;
struct xarray lpi_xa;
- int lpi_list_count;
+ atomic_t lpi_count;
/* LPI translation cache */
struct list_head lpi_translation_cache;