From: Randy Dunlap <[email protected]>
Place kernel-doc function comment header immediately before the
function that is being documented.
Signed-off-by: Randy Dunlap <[email protected]>
---
include/asm-i386/uaccess.h | 67 ++++++++++++++++++++++-----------------------
1 file changed, 34 insertions(+), 33 deletions(-)
--- linux-2619-rc1g3.orig/include/asm-i386/uaccess.h
+++ linux-2619-rc1g3/include/asm-i386/uaccess.h
@@ -404,20 +404,6 @@ unsigned long __must_check __copy_from_u
* anything, so this is accurate.
*/
-/**
- * __copy_to_user: - Copy a block of data into user space, with less checking.
- * @to: Destination address, in user space.
- * @from: Source address, in kernel space.
- * @n: Number of bytes to copy.
- *
- * Context: User context only. This function may sleep.
- *
- * Copy data from kernel space to user space. Caller must check
- * the specified block with access_ok() before calling this function.
- *
- * Returns number of bytes that could not be copied.
- * On success, this will be zero.
- */
static __always_inline unsigned long __must_check
__copy_to_user_inatomic(void __user *to, const void *from, unsigned long n)
{
@@ -439,35 +425,27 @@ __copy_to_user_inatomic(void __user *to,
return __copy_to_user_ll(to, from, n);
}
-static __always_inline unsigned long __must_check
-__copy_to_user(void __user *to, const void *from, unsigned long n)
-{
- might_sleep();
- return __copy_to_user_inatomic(to, from, n);
-}
-
/**
- * __copy_from_user: - Copy a block of data from user space, with less checking.
- * @to: Destination address, in kernel space.
- * @from: Source address, in user space.
+ * __copy_to_user: - Copy a block of data into user space, with less checking.
+ * @to: Destination address, in user space.
+ * @from: Source address, in kernel space.
* @n: Number of bytes to copy.
*
* Context: User context only. This function may sleep.
*
- * Copy data from user space to kernel space. Caller must check
+ * Copy data from kernel space to user space. Caller must check
* the specified block with access_ok() before calling this function.
*
* Returns number of bytes that could not be copied.
* On success, this will be zero.
- *
- * If some data could not be copied, this function will pad the copied
- * data to the requested size using zero bytes.
- *
- * An alternate version - __copy_from_user_inatomic() - may be called from
- * atomic context and will fail rather than sleep. In this case the
- * uncopied bytes will *NOT* be padded with zeros. See fs/filemap.h
- * for explanation of why this is needed.
*/
+static __always_inline unsigned long __must_check
+__copy_to_user(void __user *to, const void *from, unsigned long n)
+{
+ might_sleep();
+ return __copy_to_user_inatomic(to, from, n);
+}
+
static __always_inline unsigned long
__copy_from_user_inatomic(void *to, const void __user *from, unsigned long n)
{
@@ -493,6 +471,29 @@ __copy_from_user_inatomic(void *to, cons
}
return __copy_from_user_ll_nozero(to, from, n);
}
+
+/**
+ * __copy_from_user: - Copy a block of data from user space, with less checking.
+ * @to: Destination address, in kernel space.
+ * @from: Source address, in user space.
+ * @n: Number of bytes to copy.
+ *
+ * Context: User context only. This function may sleep.
+ *
+ * Copy data from user space to kernel space. Caller must check
+ * the specified block with access_ok() before calling this function.
+ *
+ * Returns number of bytes that could not be copied.
+ * On success, this will be zero.
+ *
+ * If some data could not be copied, this function will pad the copied
+ * data to the requested size using zero bytes.
+ *
+ * An alternate version - __copy_from_user_inatomic() - may be called from
+ * atomic context and will fail rather than sleep. In this case the
+ * uncopied bytes will *NOT* be padded with zeros. See fs/filemap.h
+ * for explanation of why this is needed.
+ */
static __always_inline unsigned long
__copy_from_user(void *to, const void __user *from, unsigned long n)
{
---
-
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