linux-kernel - [PATCH 7/9] irqdomain: Drop references to recusive irqdomain setup

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Message-Id: <20210406093557.1073423-8-maz@kernel.org>
Date:   Tue,  6 Apr 2021 10:35:55 +0100
From:   Marc Zyngier <maz@...nel.org>
To:     linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-mips@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org,
        linux-sh@...r.kernel.org
Cc:     Daniel Mack <daniel@...que.org>,
        Robert Jarzmik <robert.jarzmik@...e.fr>,
        Haojian Zhuang <haojian.zhuang@...il.com>,
        Yoshinori Sato <ysato@...rs.sourceforge.jp>,
        Rich Felker <dalias@...c.org>,
        Thomas Bogendoerfer <tsbogend@...ha.franken.de>,
        Michael Ellerman <mpe@...erman.id.au>,
        Thomas Gleixner <tglx@...utronix.de>
Subject: [PATCH 7/9] irqdomain: Drop references to recusive irqdomain setup

It was never completely implemented, and was removed a long time
ago. Adjust the documentation to reflect this.

Signed-off-by: Marc Zyngier <maz@...nel.org>
---
 kernel/irq/irqdomain.c | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)

diff --git a/kernel/irq/irqdomain.c b/kernel/irq/irqdomain.c
index 0ba761e6b0a8..89474aa88220 100644
--- a/kernel/irq/irqdomain.c
+++ b/kernel/irq/irqdomain.c
@@ -1659,12 +1659,10 @@ void irq_domain_free_irqs(unsigned int virq, unsigned int nr_irqs)
 
 /**
  * irq_domain_alloc_irqs_parent - Allocate interrupts from parent domain
+ * @domain:	Domain below which interrupts must be allocated
  * @irq_base:	Base IRQ number
  * @nr_irqs:	Number of IRQs to allocate
  * @arg:	Allocation data (arch/domain specific)
- *
- * Check whether the domain has been setup recursive. If not allocate
- * through the parent domain.
  */
 int irq_domain_alloc_irqs_parent(struct irq_domain *domain,
 				 unsigned int irq_base, unsigned int nr_irqs,
@@ -1680,11 +1678,9 @@ EXPORT_SYMBOL_GPL(irq_domain_alloc_irqs_parent);
 
 /**
  * irq_domain_free_irqs_parent - Free interrupts from parent domain
+ * @domain:	Domain below which interrupts must be freed
  * @irq_base:	Base IRQ number
  * @nr_irqs:	Number of IRQs to free
- *
- * Check whether the domain has been setup recursive. If not free
- * through the parent domain.
  */
 void irq_domain_free_irqs_parent(struct irq_domain *domain,
 				 unsigned int irq_base, unsigned int nr_irqs)
-- 
2.29.2