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fs/procfs: Switch to irq_get_nr_irqs()
Use the irq_get_nr_irqs() function instead of the global variable 'nr_irqs'. Prepare for changing 'nr_irqs' from an exported global variable into a variable with file scope. Signed-off-by: Bart Van Assche <bvanassche@acm.org> Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Link: https://lore.kernel.org/all/20241015190953.1266194-21-bvanassche@acm.org
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@ -11,13 +11,13 @@
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*/
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static void *int_seq_start(struct seq_file *f, loff_t *pos)
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{
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return (*pos <= nr_irqs) ? pos : NULL;
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return *pos <= irq_get_nr_irqs() ? pos : NULL;
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}
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static void *int_seq_next(struct seq_file *f, void *v, loff_t *pos)
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{
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(*pos)++;
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if (*pos > nr_irqs)
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if (*pos > irq_get_nr_irqs())
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return NULL;
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return pos;
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}
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@ -76,7 +76,7 @@ static void show_all_irqs(struct seq_file *p)
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seq_put_decimal_ull(p, " ", kstat_irqs_usr(i));
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next = i + 1;
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}
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show_irq_gap(p, nr_irqs - next);
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show_irq_gap(p, irq_get_nr_irqs() - next);
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}
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static int show_stat(struct seq_file *p, void *v)
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@ -196,7 +196,7 @@ static int stat_open(struct inode *inode, struct file *file)
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unsigned int size = 1024 + 128 * num_online_cpus();
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/* minimum size to display an interrupt count : 2 bytes */
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size += 2 * nr_irqs;
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size += 2 * irq_get_nr_irqs();
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return single_open_size(file, show_stat, NULL, size);
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}
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