linux-kernel - [PATCH 23/39] irqdesc: Fix __handle_domain

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Date:   Thu, 20 May 2021 17:37:35 +0100
From:   Marc Zyngier <maz@...nel.org>
To:     linux-kernel@...r.kernel.org
Cc:     Thomas Gleixner <tglx@...utronix.de>,
        Michael Ellerman <mpe@...erman.id.au>,
        Benjamin Herrenschmidt <benh@...nel.crashing.org>,
        Paul Mackerras <paulus@...ba.org>,
        Ley Foon Tan <ley.foon.tan@...el.com>,
        Chris Zankel <chris@...kel.net>,
        Max Filippov <jcmvbkbc@...il.com>,
        Vineet Gupta <vgupta@...opsys.com>,
        Thomas Bogendoerfer <tsbogend@...ha.franken.de>,
        Robert Jarzmik <robert.jarzmik@...e.fr>,
        Russell King <linux@...linux.org.uk>,
        Krzysztof Kozlowski <krzysztof.kozlowski@...onical.com>,
        Yoshinori Sato <ysato@...rs.sourceforge.jp>,
        Rich Felker <dalias@...c.org>,
        Geert Uytterhoeven <geert@...ux-m68k.org>,
        Alex Deucher <alexander.deucher@....com>,
        Christian König <christian.koenig@....com>,
        David Airlie <airlied@...ux.ie>,
        Daniel Vetter <daniel@...ll.ch>,
        Rob Clark <robdclark@...il.com>,
        Linus Walleij <linus.walleij@...aro.org>,
        Lee Jones <lee.jones@...aro.org>,
        Lorenzo Pieralisi <lorenzo.pieralisi@....com>,
        Rob Herring <robh@...nel.org>,
        Bjorn Helgaas <bhelgaas@...gle.com>,
        Bartosz Golaszewski <bgolaszewski@...libre.com>,
        kernel-team@...roid.com
Subject: [PATCH 23/39] irqdesc: Fix __handle_domain_irq() comment

It appears that the comment about a NULL domain meaning anything
has always been wrong. Fix it.

Signed-off-by: Marc Zyngier <maz@...nel.org>
---
 include/linux/irqdesc.h | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/include/linux/irqdesc.h b/include/linux/irqdesc.h
index cdd1cf8207f6..2971eb7e65f1 100644
--- a/include/linux/irqdesc.h
+++ b/include/linux/irqdesc.h
@@ -165,8 +165,7 @@ int generic_handle_irq(unsigned int irq);
 /*
  * Convert a HW interrupt number to a logical one using a IRQ domain,
  * and handle the result interrupt number. Return -EINVAL if
- * conversion failed. Providing a NULL domain indicates that the
- * conversion has already been done.
+ * conversion failed.
  */
 int __handle_domain_irq(struct irq_domain *domain, unsigned int hwirq,
 			bool lookup, struct pt_regs *regs);
-- 
2.30.2