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idr: describe how nextidp works in idr_get_next().

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It was unclear in original kernel-doc how nextidp worked in
idr_get_next(). Let's describe it.

Signed-off-by: Naohiro Aota <naota@elisp.net>
Acked-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
This commit is contained in:
Naohiro Aota 2010-08-27 17:43:46 +09:00 committed by Jiri Kosina
parent ea24ea850b
commit 1458ce166c
1 changed files with 2 additions and 1 deletions
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lib/idr.c
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@ -589,7 +589,8 @@ EXPORT_SYMBOL(idr_for_each);
* @nextidp: pointer to lookup key
*
* Returns pointer to registered object with id, which is next number to
* given id.
* given id. After being looked up, *@nextidp will be updated for the next
* iteration.
*/
void *idr_get_next(struct idr *idp, int *nextidp)