linux-kernel - [tip: irq/core] genirq/debugfs: Convert to lock guards

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Message-ID: <174660886236.406.15941482668744436211.tip-bot2@tip-bot2>
Date: Wed, 07 May 2025 09:07:42 -0000
From: "tip-bot2 for Thomas Gleixner" <tip-bot2@...utronix.de>
To: linux-tip-commits@...r.kernel.org
Cc: Thomas Gleixner <tglx@...utronix.de>,
 "Peter Zijlstra (Intel)" <peterz@...radead.org>, x86@...nel.org,
 linux-kernel@...r.kernel.org, maz@...nel.org
Subject: [tip: irq/core] genirq/debugfs: Convert to lock guards

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

Commit-ID:     ecb84a3e7e7cccd7578d8b4c57035e98cd89901f
Gitweb:        https://git.kernel.org/tip/ecb84a3e7e7cccd7578d8b4c57035e98cd89901f
Author:        Thomas Gleixner <tglx@...utronix.de>
AuthorDate:    Tue, 29 Apr 2025 08:55:02 +02:00
Committer:     Thomas Gleixner <tglx@...utronix.de>
CommitterDate: Wed, 07 May 2025 09:08:12 +02:00

genirq/debugfs: Convert to lock guards

Convert all lock/unlock pairs to guards and tidy up the code.

No functional change.

Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
Acked-by: Peter Zijlstra (Intel) <peterz@...radead.org>
Link: https://lore.kernel.org/all/20250429065420.620200108@linutronix.de


---
 kernel/irq/debugfs.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/kernel/irq/debugfs.c b/kernel/irq/debugfs.c
index ca142b9..9004a17 100644
--- a/kernel/irq/debugfs.c
+++ b/kernel/irq/debugfs.c
@@ -160,7 +160,7 @@ static int irq_debug_show(struct seq_file *m, void *p)
 	struct irq_desc *desc = m->private;
 	struct irq_data *data;
 
-	raw_spin_lock_irq(&desc->lock);
+	guard(raw_spinlock_irq)(&desc->lock);
 	data = irq_desc_get_irq_data(desc);
 	seq_printf(m, "handler:  %ps\n", desc->handle_irq);
 	seq_printf(m, "device:   %s\n", desc->dev_name);
@@ -178,7 +178,6 @@ static int irq_debug_show(struct seq_file *m, void *p)
 	seq_printf(m, "node:     %d\n", irq_data_get_node(data));
 	irq_debug_show_masks(m, desc);
 	irq_debug_show_data(m, data, 0);
-	raw_spin_unlock_irq(&desc->lock);
 	return 0;
 }