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-rw-r--r--lib/bitmap.c24
1 files changed, 17 insertions, 7 deletions
diff --git a/lib/bitmap.c b/lib/bitmap.c
index 926408883456..0d5c2ece0bcb 100644
--- a/lib/bitmap.c
+++ b/lib/bitmap.c
@@ -492,6 +492,11 @@ EXPORT_SYMBOL(bitmap_print_to_pagebuf);
* @list: indicates whether the bitmap must be list
* true: print in decimal list format
* false: print in hexadecimal bitmask format
+ * @buf: buffer into which string is placed
+ * @maskp: pointer to bitmap to convert
+ * @nmaskbits: size of bitmap, in bits
+ * @off: in the string from which we are copying, We copy to @buf
+ * @count: the maximum number of bytes to print
*/
static int bitmap_print_to_buf(bool list, char *buf, const unsigned long *maskp,
int nmaskbits, loff_t off, size_t count)
@@ -512,6 +517,11 @@ static int bitmap_print_to_buf(bool list, char *buf, const unsigned long *maskp,
/**
* bitmap_print_bitmask_to_buf - convert bitmap to hex bitmask format ASCII string
+ * @buf: buffer into which string is placed
+ * @maskp: pointer to bitmap to convert
+ * @nmaskbits: size of bitmap, in bits
+ * @off: in the string from which we are copying, We copy to @buf
+ * @count: the maximum number of bytes to print
*
* The bitmap_print_to_pagebuf() is used indirectly via its cpumap wrapper
* cpumap_print_to_pagebuf() or directly by drivers to export hexadecimal
@@ -553,12 +563,6 @@ static int bitmap_print_to_buf(bool list, char *buf, const unsigned long *maskp,
* move to use bin_attribute. In result, we have to pass the corresponding
* parameters such as off, count from bin_attribute show entry to this API.
*
- * @buf: buffer into which string is placed
- * @maskp: pointer to bitmap to convert
- * @nmaskbits: size of bitmap, in bits
- * @off: in the string from which we are copying, We copy to @buf
- * @count: the maximum number of bytes to print
- *
* The role of cpumap_print_bitmask_to_buf() and cpumap_print_list_to_buf()
* is similar with cpumap_print_to_pagebuf(), the difference is that
* bitmap_print_to_pagebuf() mainly serves sysfs attribute with the assumption
@@ -597,6 +601,11 @@ EXPORT_SYMBOL(bitmap_print_bitmask_to_buf);
/**
* bitmap_print_list_to_buf - convert bitmap to decimal list format ASCII string
+ * @buf: buffer into which string is placed
+ * @maskp: pointer to bitmap to convert
+ * @nmaskbits: size of bitmap, in bits
+ * @off: in the string from which we are copying, We copy to @buf
+ * @count: the maximum number of bytes to print
*
* Everything is same with the above bitmap_print_bitmask_to_buf() except
* the print format.
@@ -807,7 +816,8 @@ EXPORT_SYMBOL(bitmap_parselist);
/**
- * bitmap_parselist_user()
+ * bitmap_parselist_user() - convert user buffer's list format ASCII
+ * string to bitmap
*
* @ubuf: pointer to user buffer containing string.
* @ulen: buffer size in bytes. If string is smaller than this