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authorPalmer Dabbelt <palmer@dabbelt.com>2017-07-11 03:07:09 +0200
committerPalmer Dabbelt <palmer@dabbelt.com>2017-09-27 00:26:48 +0200
commite2c0cdfba7f69925afc92b20cd9835d81e11a4f1 (patch)
tree2c501638321da451423b385652183d60da02db5c /arch/riscv/kernel/riscv_ksyms.c
parentRISC-V: Paging and MMU (diff)
downloadlinux-e2c0cdfba7f69925afc92b20cd9835d81e11a4f1.tar.xz
linux-e2c0cdfba7f69925afc92b20cd9835d81e11a4f1.zip
RISC-V: User-facing API
This patch contains code that is in some way visible to the user: including via system calls, the VDSO, module loading and signal handling. It also contains some generic code that is ABI visible. Signed-off-by: Palmer Dabbelt <palmer@dabbelt.com>
Diffstat (limited to 'arch/riscv/kernel/riscv_ksyms.c')
-rw-r--r--arch/riscv/kernel/riscv_ksyms.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/arch/riscv/kernel/riscv_ksyms.c b/arch/riscv/kernel/riscv_ksyms.c
new file mode 100644
index 000000000000..23cc81ec9e94
--- /dev/null
+++ b/arch/riscv/kernel/riscv_ksyms.c
@@ -0,0 +1,15 @@
+/*
+ * Copyright (C) 2017 Zihao Yu
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/export.h>
+#include <linux/uaccess.h>
+
+/*
+ * Assembly functions that may be used (directly or indirectly) by modules
+ */
+EXPORT_SYMBOL(__copy_user);