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authorChen Liqin <liqin.chen@sunplusct.com>2009-08-30 10:26:23 +0800
committerChen Liqin <liqin.chen@sunplusct.com>2009-08-30 10:26:23 +0800
commitd27eadc7612404b06f99888c02726ab7d5036e0f (patch)
treeed32b38e1cd4cbc52506c27c8cc353161255c9d6 /arch/score/include/asm/uaccess.h
parentadda766193ea1cf3137484a9521972d080d0b7af (diff)
parentfbd85b0e26bab0a13dcf860f2c20e86cb0507b61 (diff)
Merge branch 'score' of git://git.kernel.org/pub/scm/linux/kernel/git/arnd/asm-generic into for-linus
* 'score' of git://git.kernel.org/pub/scm/linux/kernel/git/arnd/asm-generic: score: clean up mm/init.c score: make irq.h definitions local score: cleanups: dead code, 0 as pointer, shadowed variables score: fix function prototypes score: add address space annotations score: add missing #includes score: move save arg5 and arg6 instruction in front of enable_irq score: add prototypes for wrapped syscalls score: remove init_mm score: add generic sys_call_table score: remove __{put,get}_user_unknown score: unset __ARCH_WANT_IPC_PARSE_VERSION score: update files according to review comments score: add maintainers for score architecture score: Add support for Sunplus S+core architecture
Diffstat (limited to 'arch/score/include/asm/uaccess.h')
-rw-r--r--arch/score/include/asm/uaccess.h27
1 files changed, 27 insertions, 0 deletions
diff --git a/arch/score/include/asm/uaccess.h b/arch/score/include/asm/uaccess.h
new file mode 100644
index 00000000000..6f09e2b7ddb
--- /dev/null
+++ b/arch/score/include/asm/uaccess.h
@@ -0,0 +1,27 @@
+#ifndef _ASM_SCORE_UACCESS_H
+#define _ASM_SCORE_UACCESS_H
+/*
+ * Copyright (C) 2006 Atmark Techno, Inc.
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file "COPYING" in the main directory of this archive
+ * for more details.
+ */
+struct pt_regs;
+extern int fixup_exception(struct pt_regs *regs);
+
+#ifndef __ASSEMBLY__
+
+#define __range_ok(addr, size) \
+ ((((unsigned long __force)(addr) >= 0x80000000) \
+ || ((unsigned long)(size) > 0x80000000) \
+ || (((unsigned long __force)(addr) + (unsigned long)(size)) > 0x80000000)))
+
+#define __access_ok(addr, size) \
+ (__range_ok((addr), (size)) == 0)
+
+#include <asm-generic/uaccess.h>
+
+#endif /* __ASSEMBLY__ */
+
+#endif /* _ASM_SCORE_UACCESS_H */