FAILED: patch "[PATCH] irqchip/gic-v3: Fix 'broken_rdists' unused warning when !SMP" failed to apply to 6.10-stable tree

[<gregkh@linuxfoundation.org>]

The patch below does not apply to the 6.10-stable tree.
If someone wants it applied there, or to any other stable or longterm
tree, then please email the backport, including the original git commit
id to <stable@vger.kernel.org>.

To reproduce the conflict and resubmit, you may use the following commands:

git fetch https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/ linux-6.10.y
git checkout FETCH_HEAD
git cherry-pick -x 080402007007ca1bed8bcb103625137a5c8446c6
# <resolve conflicts, build, test, etc.>
git commit -s
git send-email --to '<stable@vger.kernel.org>' --in-reply-to '2024072916-brewing-cavalier-a90a@gregkh' --subject-prefix 'PATCH 6.10.y' HEAD^..

Possible dependencies:

080402007007 ("irqchip/gic-v3: Fix 'broken_rdists' unused warning when !SMP and !ACPI")
d633da5d3ab1 ("irqchip/gic-v3: Add support for ACPI's disabled but 'online capable' CPUs")
fa2dabe57220 ("irqchip/gic-v3: Don't return errors from gic_acpi_match_gicc()")

thanks,

greg k-h

------------------ original commit in Linus's tree ------------------

From 080402007007ca1bed8bcb103625137a5c8446c6 Mon Sep 17 00:00:00 2001
From: Catalin Marinas <catalin.marinas@arm.com>
Date: Fri, 5 Jul 2024 12:54:29 +0100
Subject: [PATCH] irqchip/gic-v3: Fix 'broken_rdists' unused warning when !SMP
 and !ACPI

Compiling the GICv3 driver on arm32 with CONFIG_SMP disabled
(CONFIG_ACPI is not available) generates an unused variable warning for
'broken_rdists'. Add a __maybe_unused attribute to silence the compiler.

Fixes: d633da5d3ab1 ("irqchip/gic-v3: Add support for ACPI's disabled but 'online capable' CPUs")
Cc: <stable@vger.kernel.org> # .x
Acked-by: Marc Zyngier <maz@kernel.org>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>

diff --git a/drivers/irqchip/irq-gic-v3.c b/drivers/irqchip/irq-gic-v3.c
index cc81515c1413..18619d29b2ed 100644
--- a/drivers/irqchip/irq-gic-v3.c
+++ b/drivers/irqchip/irq-gic-v3.c
@@ -44,7 +44,7 @@
 
 #define GIC_IRQ_TYPE_PARTITION	(GIC_IRQ_TYPE_LPI + 1)
 
-static struct cpumask broken_rdists __read_mostly;
+static struct cpumask broken_rdists __read_mostly __maybe_unused;
 
 struct redist_region {
 	void __iomem		*redist_base;