Adding upstream version 6.6.15.upstream/6.6.15

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 35 insertions, 0 deletions

diff --git a/arch/powerpc/include/asm/uprobes.h b/arch/powerpc/include/asm/uprobes.h
new file mode 100644
index 0000000000..4fea116d3d
--- /dev/null
+++ b/arch/powerpc/include/asm/uprobes.h
@@ -0,0 +1,35 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+#ifndef _ASM_UPROBES_H
+#define _ASM_UPROBES_H
+/*
+ * User-space Probes (UProbes) for powerpc
+ *
+ * Copyright IBM Corporation, 2007-2012
+ *
+ * Adapted from the x86 port by Ananth N Mavinakayanahalli <ananth@in.ibm.com>
+ */
+
+#include <linux/notifier.h>
+#include <asm/probes.h>
+
+typedef u32 uprobe_opcode_t;
+
+#define MAX_UINSN_BYTES		8
+#define UPROBE_XOL_SLOT_BYTES	(MAX_UINSN_BYTES)
+
+/* The following alias is needed for reference from arch-agnostic code */
+#define UPROBE_SWBP_INSN	BREAKPOINT_INSTRUCTION
+#define UPROBE_SWBP_INSN_SIZE	4 /* swbp insn size in bytes */
+
+struct arch_uprobe {
+	union {
+		u32 insn[2];
+		u32 ixol[2];
+	};
+};
+
+struct arch_uprobe_task {
+	unsigned long	saved_trap_nr;
+};
+
+#endif	/* _ASM_UPROBES_H */