#define get_fs() (current_thread_info()->addr_limit)
#define set_fs(x) (current_thread_info()->addr_limit = (x))
-#define segment_eq(a,b) ((a).seg == (b).seg)
+#define segment_eq(a, b) ((a).seg == (b).seg)
/*
(((signed long)((mask) & ((addr) | ((addr) + (size)) | __ua_size(size)))) == 0)
#define access_ok(type, addr, size) \
- likely(__access_ok((unsigned long)(addr), (size),__access_mask))
+ likely(__access_ok((unsigned long)(addr), (size), __access_mask))
/*
* put_user: - Write a simple value into user space.
* Returns zero on success, or -EFAULT on error.
*/
#define put_user(x,ptr) \
- __put_user_check((x),(ptr),sizeof(*(ptr)))
+ __put_user_check((x), (ptr), sizeof(*(ptr)))
/*
* get_user: - Get a simple variable from user space.
* On error, the variable @x is set to zero.
*/
#define get_user(x,ptr) \
- __get_user_check((x),(ptr),sizeof(*(ptr)))
+ __get_user_check((x), (ptr), sizeof(*(ptr)))
/*
* __put_user: - Write a simple value into user space, with less checking.
* Returns zero on success, or -EFAULT on error.
*/
#define __put_user(x,ptr) \
- __put_user_nocheck((x),(ptr),sizeof(*(ptr)))
+ __put_user_nocheck((x), (ptr), sizeof(*(ptr)))
/*
* __get_user: - Get a simple variable from user space, with less checking.
* On error, the variable @x is set to zero.
*/
#define __get_user(x,ptr) \
- __get_user_nocheck((x),(ptr),sizeof(*(ptr)))
+ __get_user_nocheck((x), (ptr), sizeof(*(ptr)))
struct __large_struct { unsigned long buf[100]; };
#define __m(x) (*(struct __large_struct __user *)(x))
} \
} while (0)
-#define __get_user_nocheck(x,ptr,size) \
+#define __get_user_nocheck(x, ptr, size) \
({ \
long __gu_err; \
\
__gu_err; \
})
-#define __get_user_check(x,ptr,size) \
+#define __get_user_check(x, ptr, size) \
({ \
long __gu_err = -EFAULT; \
const __typeof__(*(ptr)) __user * __gu_ptr = (ptr); \
#define __PUT_USER_DW(ptr) __put_user_asm("sd", ptr)
#endif
-#define __put_user_nocheck(x,ptr,size) \
+#define __put_user_nocheck(x, ptr, size) \
({ \
__typeof__(*(ptr)) __pu_val; \
long __pu_err = 0; \
__pu_err; \
})
-#define __put_user_check(x,ptr,size) \
+#define __put_user_check(x, ptr, size) \
({ \
__typeof__(*(ptr)) __user *__pu_addr = (ptr); \
__typeof__(*(ptr)) __pu_val = (x); \
extern size_t __copy_user(void *__to, const void *__from, size_t __n);
-#define __invoke_copy_to_user(to,from,n) \
+#define __invoke_copy_to_user(to, from, n) \
({ \
- register void __user *__cu_to_r __asm__ ("$4"); \
- register const void *__cu_from_r __asm__ ("$5"); \
- register long __cu_len_r __asm__ ("$6"); \
+ register void __user *__cu_to_r __asm__("$4"); \
+ register const void *__cu_from_r __asm__("$5"); \
+ register long __cu_len_r __asm__("$6"); \
\
__cu_to_r = (to); \
__cu_from_r = (from); \
* Returns number of bytes that could not be copied.
* On success, this will be zero.
*/
-#define __copy_to_user(to,from,n) \
+#define __copy_to_user(to, from, n) \
({ \
void __user *__cu_to; \
const void *__cu_from; \
__cu_len; \
})
-#define __copy_to_user_inatomic(to,from,n) \
+extern size_t __copy_user_inatomic(void *__to, const void *__from, size_t __n);
+
+#define __copy_to_user_inatomic(to, from, n) \
({ \
void __user *__cu_to; \
const void *__cu_from; \
__cu_len; \
})
-#define __copy_from_user_inatomic(to,from,n) \
+#define __copy_from_user_inatomic(to, from, n) \
({ \
void *__cu_to; \
const void __user *__cu_from; \
* Returns number of bytes that could not be copied.
* On success, this will be zero.
*/
-#define copy_to_user(to,from,n) \
+#define copy_to_user(to, from, n) \
({ \
void __user *__cu_to; \
const void *__cu_from; \
__cu_len; \
})
-#define __invoke_copy_from_user(to,from,n) \
+#define __invoke_copy_from_user(to, from, n) \
({ \
- register void *__cu_to_r __asm__ ("$4"); \
- register const void __user *__cu_from_r __asm__ ("$5"); \
- register long __cu_len_r __asm__ ("$6"); \
+ register void *__cu_to_r __asm__("$4"); \
+ register const void __user *__cu_from_r __asm__("$5"); \
+ register long __cu_len_r __asm__("$6"); \
\
__cu_to_r = (to); \
__cu_from_r = (from); \
__cu_len_r; \
})
-#define __invoke_copy_from_user_inatomic(to,from,n) \
+#define __invoke_copy_from_user_inatomic(to, from, n) \
({ \
- register void *__cu_to_r __asm__ ("$4"); \
- register const void __user *__cu_from_r __asm__ ("$5"); \
- register long __cu_len_r __asm__ ("$6"); \
+ register void *__cu_to_r __asm__("$4"); \
+ register const void __user *__cu_from_r __asm__("$5"); \
+ register long __cu_len_r __asm__("$6"); \
\
__cu_to_r = (to); \
__cu_from_r = (from); \
* If some data could not be copied, this function will pad the copied
* data to the requested size using zero bytes.
*/
-#define __copy_from_user(to,from,n) \
+#define __copy_from_user(to, from, n) \
({ \
void *__cu_to; \
const void __user *__cu_from; \
* If some data could not be copied, this function will pad the copied
* data to the requested size using zero bytes.
*/
-#define copy_from_user(to,from,n) \
+#define copy_from_user(to, from, n) \
({ \
void *__cu_to; \
const void __user *__cu_from; \
#define __copy_in_user(to, from, n) __copy_from_user(to, from, n)
-#define copy_in_user(to,from,n) \
+#define copy_in_user(to, from, n) \
({ \
void __user *__cu_to; \
const void __user *__cu_from; \
projects / linux-2.6 / blobdiff