linux-kernel - [tip: irq/core] fs/procfs: Switch to irq_get_nr

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Message-ID: <172910904622.1442.15883821629541971439.tip-bot2@tip-bot2>
Date: Wed, 16 Oct 2024 20:04:06 -0000
From: "tip-bot2 for Bart Van Assche" <tip-bot2@...utronix.de>
To: linux-tip-commits@...r.kernel.org
Cc: Bart Van Assche <bvanassche@....org>, Thomas Gleixner <tglx@...utronix.de>,
 x86@...nel.org, linux-kernel@...r.kernel.org, maz@...nel.org
Subject: [tip: irq/core] fs/procfs: Switch to irq_get_nr_irqs()

The following commit has been merged into the irq/core branch of tip:

Commit-ID:     f4dd946c775e85e4f9aa460cd3dba197c35e43f1
Gitweb:        https://git.kernel.org/tip/f4dd946c775e85e4f9aa460cd3dba197c35e43f1
Author:        Bart Van Assche <bvanassche@....org>
AuthorDate:    Tue, 15 Oct 2024 12:09:51 -07:00
Committer:     Thomas Gleixner <tglx@...utronix.de>
CommitterDate: Wed, 16 Oct 2024 21:56:59 +02:00

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@....org>
Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
Link: https://lore.kernel.org/all/20241015190953.1266194-21-bvanassche@acm.org

---
 fs/proc/interrupts.c | 4 ++--
 fs/proc/stat.c       | 4 ++--
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/fs/proc/interrupts.c b/fs/proc/interrupts.c
index cb0edc7..714a22d 100644
--- a/fs/proc/interrupts.c
+++ b/fs/proc/interrupts.c
@@ -11,13 +11,13 @@
  */
 static void *int_seq_start(struct seq_file *f, loff_t *pos)
 {
-	return (*pos <= nr_irqs) ? pos : NULL;
+	return *pos <= irq_get_nr_irqs() ? pos : NULL;
 }
 
 static void *int_seq_next(struct seq_file *f, void *v, loff_t *pos)
 {
 	(*pos)++;
-	if (*pos > nr_irqs)
+	if (*pos > irq_get_nr_irqs())
 		return NULL;
 	return pos;
 }
diff --git a/fs/proc/stat.c b/fs/proc/stat.c
index da60956..8b444e8 100644
--- a/fs/proc/stat.c
+++ b/fs/proc/stat.c
@@ -76,7 +76,7 @@ static void show_all_irqs(struct seq_file *p)
 		seq_put_decimal_ull(p, " ", kstat_irqs_usr(i));
 		next = i + 1;
 	}
-	show_irq_gap(p, nr_irqs - next);
+	show_irq_gap(p, irq_get_nr_irqs() - next);
 }
 
 static int show_stat(struct seq_file *p, void *v)
@@ -196,7 +196,7 @@ static int stat_open(struct inode *inode, struct file *file)
 	unsigned int size = 1024 + 128 * num_online_cpus();
 
 	/* minimum size to display an interrupt count : 2 bytes */
-	size += 2 * nr_irqs;
+	size += 2 * irq_get_nr_irqs();
 	return single_open_size(file, show_stat, NULL, size);
 }