diff options
Diffstat (limited to 'arch/um/kernel/tt/uaccess.c')
-rw-r--r-- | arch/um/kernel/tt/uaccess.c | 73 |
1 files changed, 0 insertions, 73 deletions
diff --git a/arch/um/kernel/tt/uaccess.c b/arch/um/kernel/tt/uaccess.c deleted file mode 100644 index 1cb6072..0000000 --- a/arch/um/kernel/tt/uaccess.c +++ /dev/null @@ -1,73 +0,0 @@ -/* - * Copyright (C) 2000 - 2003 Jeff Dike (jdike@addtoit.com) - * Licensed under the GPL - */ - -#include "linux/sched.h" -#include "asm/uaccess.h" - -int copy_from_user_tt(void *to, const void __user *from, int n) -{ - if(!access_ok(VERIFY_READ, from, n)) - return(n); - - return(__do_copy_from_user(to, from, n, ¤t->thread.fault_addr, - ¤t->thread.fault_catcher)); -} - -int copy_to_user_tt(void __user *to, const void *from, int n) -{ - if(!access_ok(VERIFY_WRITE, to, n)) - return(n); - - return(__do_copy_to_user(to, from, n, ¤t->thread.fault_addr, - ¤t->thread.fault_catcher)); -} - -int strncpy_from_user_tt(char *dst, const char __user *src, int count) -{ - int n; - - if(!access_ok(VERIFY_READ, src, 1)) - return(-EFAULT); - - n = __do_strncpy_from_user(dst, src, count, - ¤t->thread.fault_addr, - ¤t->thread.fault_catcher); - if(n < 0) return(-EFAULT); - return(n); -} - -int __clear_user_tt(void __user *mem, int len) -{ - return(__do_clear_user(mem, len, - ¤t->thread.fault_addr, - ¤t->thread.fault_catcher)); -} - -int clear_user_tt(void __user *mem, int len) -{ - if(!access_ok(VERIFY_WRITE, mem, len)) - return(len); - - return(__do_clear_user(mem, len, ¤t->thread.fault_addr, - ¤t->thread.fault_catcher)); -} - -int strnlen_user_tt(const void __user *str, int len) -{ - return(__do_strnlen_user(str, len, - ¤t->thread.fault_addr, - ¤t->thread.fault_catcher)); -} - -/* - * Overrides for Emacs so that we follow Linus's tabbing style. - * Emacs will notice this stuff at the end of the file and automatically - * adjust the settings for this buffer only. This must remain at the end - * of the file. - * --------------------------------------------------------------------------- - * Local variables: - * c-file-style: "linux" - * End: - */ |