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-rw-r--r--lib/flex_array.c12
1 files changed, 11 insertions, 1 deletions
diff --git a/lib/flex_array.c b/lib/flex_array.c
index b62ce6cffd0..66eef2e4483 100644
--- a/lib/flex_array.c
+++ b/lib/flex_array.c
@@ -46,6 +46,7 @@ static inline int elements_fit_in_base(struct flex_array *fa)
* flex_array_alloc - allocate a new flexible array
* @element_size: the size of individual elements in the array
* @total: total number of elements that this should hold
+ * @flags: page allocation flags to use for base array
*
* Note: all locking must be provided by the caller.
*
@@ -111,6 +112,7 @@ static int fa_element_to_part_nr(struct flex_array *fa,
/**
* flex_array_free_parts - just free the second-level pages
+ * @fa: the flex array from which to free parts
*
* This is to be used in cases where the base 'struct flex_array'
* has been statically allocated and should not be free.
@@ -159,9 +161,12 @@ __fa_get_part(struct flex_array *fa, int part_nr, gfp_t flags)
/**
* flex_array_put - copy data into the array at @element_nr
- * @src: address of data to copy into the array
+ * @fa: the flex array to copy data into
* @element_nr: index of the position in which to insert
* the new element.
+ * @src: address of data to copy into the array
+ * @flags: page allocation flags to use for array expansion
+ *
*
* Note that this *copies* the contents of @src into
* the array. If you are trying to store an array of
@@ -192,6 +197,7 @@ int flex_array_put(struct flex_array *fa, unsigned int element_nr, void *src,
/**
* flex_array_clear - clear element in array at @element_nr
+ * @fa: the flex array of the element.
* @element_nr: index of the position to clear.
*
* Locking must be provided by the caller.
@@ -218,8 +224,10 @@ int flex_array_clear(struct flex_array *fa, unsigned int element_nr)
/**
* flex_array_prealloc - guarantee that array space exists
+ * @fa: the flex array for which to preallocate parts
* @start: index of first array element for which space is allocated
* @end: index of last (inclusive) element for which space is allocated
+ * @flags: page allocation flags
*
* This will guarantee that no future calls to flex_array_put()
* will allocate memory. It can be used if you are expecting to
@@ -252,6 +260,7 @@ int flex_array_prealloc(struct flex_array *fa, unsigned int start,
/**
* flex_array_get - pull data back out of the array
+ * @fa: the flex array from which to extract data
* @element_nr: index of the element to fetch from the array
*
* Returns a pointer to the data at index @element_nr. Note
@@ -289,6 +298,7 @@ static int part_is_free(struct flex_array_part *part)
/**
* flex_array_shrink - free unused second-level pages
+ * @fa: the flex array to shrink
*
* Frees all second-level pages that consist solely of unused
* elements. Returns the number of pages freed.