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author | 2015-08-04 12:17:53 -0700 | |
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committer | 2015-08-04 15:44:42 -0700 | |
commit | 9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 (patch) | |
tree | 1c9cafbcd35f783a87880a10f85d1a060db1a563 /kernel/arch/unicore32/include/asm/uaccess.h | |
parent | 98260f3884f4a202f9ca5eabed40b1354c489b29 (diff) |
Add the rt linux 4.1.3-rt3 as base
Import the rt linux 4.1.3-rt3 as OPNFV kvm base.
It's from git://git.kernel.org/pub/scm/linux/kernel/git/rt/linux-rt-devel.git linux-4.1.y-rt and
the base is:
commit 0917f823c59692d751951bf5ea699a2d1e2f26a2
Author: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Sat Jul 25 12:13:34 2015 +0200
Prepare v4.1.3-rt3
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
We lose all the git history this way and it's not good. We
should apply another opnfv project repo in future.
Change-Id: I87543d81c9df70d99c5001fbdf646b202c19f423
Signed-off-by: Yunhong Jiang <yunhong.jiang@intel.com>
Diffstat (limited to 'kernel/arch/unicore32/include/asm/uaccess.h')
-rw-r--r-- | kernel/arch/unicore32/include/asm/uaccess.h | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/kernel/arch/unicore32/include/asm/uaccess.h b/kernel/arch/unicore32/include/asm/uaccess.h new file mode 100644 index 000000000..897e11ad8 --- /dev/null +++ b/kernel/arch/unicore32/include/asm/uaccess.h @@ -0,0 +1,46 @@ +/* + * linux/arch/unicore32/include/asm/uaccess.h + * + * Code specific to PKUnity SoC and UniCore ISA + * + * Copyright (C) 2001-2010 GUAN Xue-tao + * + * 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. + */ +#ifndef __UNICORE_UACCESS_H__ +#define __UNICORE_UACCESS_H__ + +#include <linux/thread_info.h> +#include <linux/errno.h> + +#include <asm/memory.h> + +#define __copy_from_user __copy_from_user +#define __copy_to_user __copy_to_user +#define __strncpy_from_user __strncpy_from_user +#define __strnlen_user __strnlen_user +#define __clear_user __clear_user + +#define __kernel_ok (segment_eq(get_fs(), KERNEL_DS)) +#define __user_ok(addr, size) (((size) <= TASK_SIZE) \ + && ((addr) <= TASK_SIZE - (size))) +#define __access_ok(addr, size) (__kernel_ok || __user_ok((addr), (size))) + +extern unsigned long __must_check +__copy_from_user(void *to, const void __user *from, unsigned long n); +extern unsigned long __must_check +__copy_to_user(void __user *to, const void *from, unsigned long n); +extern unsigned long __must_check +__clear_user(void __user *addr, unsigned long n); +extern unsigned long __must_check +__strncpy_from_user(char *to, const char __user *from, unsigned long count); +extern unsigned long +__strnlen_user(const char __user *s, long n); + +#include <asm-generic/uaccess.h> + +extern int fixup_exception(struct pt_regs *regs); + +#endif /* __UNICORE_UACCESS_H__ */ |