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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-11 08:27:49 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-11 08:27:49 +0000
commitace9429bb58fd418f0c81d4c2835699bddf6bde6 (patch)
treeb2d64bc10158fdd5497876388cd68142ca374ed3 /arch/arm/mm/l2c-common.c
parentInitial commit. (diff)
downloadlinux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.tar.xz
linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.zip
Adding upstream version 6.6.15.upstream/6.6.15
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/arm/mm/l2c-common.c')
-rw-r--r--arch/arm/mm/l2c-common.c17
1 files changed, 17 insertions, 0 deletions
diff --git a/arch/arm/mm/l2c-common.c b/arch/arm/mm/l2c-common.c
new file mode 100644
index 0000000000..073b435ae0
--- /dev/null
+++ b/arch/arm/mm/l2c-common.c
@@ -0,0 +1,17 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (C) 2010 ARM Ltd.
+ * Written by Catalin Marinas <catalin.marinas@arm.com>
+ */
+#include <linux/bug.h>
+#include <linux/smp.h>
+#include <asm/outercache.h>
+
+void outer_disable(void)
+{
+ WARN_ON(!irqs_disabled());
+ WARN_ON(num_online_cpus() > 1);
+
+ if (outer_cache.disable)
+ outer_cache.disable();
+}