summaryrefslogtreecommitdiffstats
path: root/arch/powerpc/kernel/systbl.c
diff options
context:
space:
mode:
Diffstat (limited to '')
-rw-r--r--arch/powerpc/kernel/systbl.c46
1 files changed, 46 insertions, 0 deletions
diff --git a/arch/powerpc/kernel/systbl.c b/arch/powerpc/kernel/systbl.c
new file mode 100644
index 000000000..4305f2a21
--- /dev/null
+++ b/arch/powerpc/kernel/systbl.c
@@ -0,0 +1,46 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/*
+ * This file contains the table of syscall-handling functions.
+ * Copyright (C) 1995-1996 Gary Thomas (gdt@linuxppc.org)
+ *
+ * Largely rewritten by Cort Dougan (cort@cs.nmt.edu)
+ * and Paul Mackerras.
+ *
+ * Adapted for iSeries by Mike Corrigan (mikejc@us.ibm.com)
+ * PPC64 updates by Dave Engebretsen (engebret@us.ibm.com)
+ */
+
+#include <linux/syscalls.h>
+#include <linux/compat.h>
+#include <asm/unistd.h>
+#include <asm/syscalls.h>
+
+#undef __SYSCALL_WITH_COMPAT
+#define __SYSCALL_WITH_COMPAT(nr, entry, compat) __SYSCALL(nr, entry)
+
+#undef __SYSCALL
+#ifdef CONFIG_ARCH_HAS_SYSCALL_WRAPPER
+#define __SYSCALL(nr, entry) [nr] = entry,
+#else
+/*
+ * Coerce syscall handlers with arbitrary parameters to common type
+ * requires cast to void* to avoid -Wcast-function-type.
+ */
+#define __SYSCALL(nr, entry) [nr] = (void *) entry,
+#endif
+
+const syscall_fn sys_call_table[] = {
+#ifdef CONFIG_PPC64
+#include <asm/syscall_table_64.h>
+#else
+#include <asm/syscall_table_32.h>
+#endif
+};
+
+#ifdef CONFIG_COMPAT
+#undef __SYSCALL_WITH_COMPAT
+#define __SYSCALL_WITH_COMPAT(nr, native, compat) __SYSCALL(nr, compat)
+const syscall_fn compat_sys_call_table[] = {
+#include <asm/syscall_table_32.h>
+};
+#endif /* CONFIG_COMPAT */