On 7/30/25 7:34 AM, Manivannan Sadhasivam wrote:
idr_is_empty() will return 'true' if IDR is empty and 'false' if any IDs
have been allocated from it. But the kernel-doc says the opposite. Hence,
fix it.
Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@xxxxxxxxxxxxxxxx>
Reviewed-by: Sidhartha Kumar <sidhartha.kumar@xxxxxxxxxx>
---
Btw, I'm not sure if we really need the radix_tree_tagged() check in this
function. It looks redundant to me. But since I'm not too sure about it, I left
it as it is.
include/linux/idr.h | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/include/linux/idr.h b/include/linux/idr.h
index 2267902d29a7..4955cf89e9c7 100644
--- a/include/linux/idr.h
+++ b/include/linux/idr.h
@@ -172,7 +172,9 @@ static inline void idr_init(struct idr *idr)
* idr_is_empty() - Are there any IDs allocated?
* @idr: IDR handle.
*
- * Return: %true if any IDs have been allocated from this IDR.
+ * Return:
+ * * %true if this IDR is empty, or
+ * * %false if any IDs have been allocated from this IDR.
*/
static inline bool idr_is_empty(const struct idr *idr)
{
