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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 /lib/irq_regs.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 'lib/irq_regs.c')
-rw-r--r--lib/irq_regs.c14
1 files changed, 14 insertions, 0 deletions
diff --git a/lib/irq_regs.c b/lib/irq_regs.c
new file mode 100644
index 0000000000..0d545a9307
--- /dev/null
+++ b/lib/irq_regs.c
@@ -0,0 +1,14 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/* saved per-CPU IRQ register pointer
+ *
+ * Copyright (C) 2006 Red Hat, Inc. All Rights Reserved.
+ * Written by David Howells (dhowells@redhat.com)
+ */
+#include <linux/export.h>
+#include <linux/percpu.h>
+#include <asm/irq_regs.h>
+
+#ifndef ARCH_HAS_OWN_IRQ_REGS
+DEFINE_PER_CPU(struct pt_regs *, __irq_regs);
+EXPORT_PER_CPU_SYMBOL(__irq_regs);
+#endif