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idr: Rename idr_for_each_entry_ext

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Most places in the kernel that we need to distinguish functions by the
type of their arguments, we use '_ul' as a suffix for the unsigned long
variant, not '_ext'.  Also add kernel-doc.

Signed-off-by: Matthew Wilcox <mawilcox@microsoft.com>
This commit is contained in:
Matthew Wilcox
2017-11-28 15:39:51 -05:00
rodzic 460488c58c
commit 7a4575778f
3 zmienionych plików z 55 dodań i 33 usunięć
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30
lib/idr.c
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@@ -136,13 +136,13 @@ int idr_alloc_cyclic(struct idr *idr, void *ptr, int start, int end, gfp_t gfp)
EXPORT_SYMBOL(idr_alloc_cyclic);
/**
* idr_for_each - iterate through all stored pointers
* @idr: idr handle
* @fn: function to be called for each pointer
* @data: data passed to callback function
* idr_for_each() - Iterate through all stored pointers.
* @idr: IDR handle.
* @fn: Function to be called for each pointer.
* @data: Data passed to callback function.
*
* The callback function will be called for each entry in @idr, passing
* the id, the pointer and the data pointer passed to this function.
* the ID, the entry and @data.
*
* If @fn returns anything other than %0, the iteration stops and that
* value is returned from this function.
@@ -169,9 +169,9 @@ int idr_for_each(const struct idr *idr,
EXPORT_SYMBOL(idr_for_each);
/**
* idr_get_next - Find next populated entry
* @idr: idr handle
* @nextid: Pointer to lowest possible ID to return
* idr_get_next() - Find next populated entry.
* @idr: IDR handle.
* @nextid: Pointer to an ID.
*
* Returns the next populated entry in the tree with an ID greater than
* or equal to the value pointed to by @nextid. On exit, @nextid is updated
@@ -192,7 +192,17 @@ void *idr_get_next(struct idr *idr, int *nextid)
}
EXPORT_SYMBOL(idr_get_next);
void *idr_get_next_ext(struct idr *idr, unsigned long *nextid)
/**
* idr_get_next_ul() - Find next populated entry.
* @idr: IDR handle.
* @nextid: Pointer to an ID.
*
* Returns the next populated entry in the tree with an ID greater than
* or equal to the value pointed to by @nextid. On exit, @nextid is updated
* to the ID of the found value. To use in a loop, the value pointed to by
* nextid must be incremented by the user.
*/
void *idr_get_next_ul(struct idr *idr, unsigned long *nextid)
{
struct radix_tree_iter iter;
void __rcu **slot;
@@ -204,7 +214,7 @@ void *idr_get_next_ext(struct idr *idr, unsigned long *nextid)
*nextid = iter.index;
return rcu_dereference_raw(*slot);
}
EXPORT_SYMBOL(idr_get_next_ext);
EXPORT_SYMBOL(idr_get_next_ul);
/**
* idr_replace() - replace pointer for given ID.