To replace list_empty()/list_first_entry() pair to simplify code.
Signed-off-by: Baoquan He <bhe@redhat.com>
Acked-by: Dennis Zhou <dennis@kernel.org>
Signed-off-by: Dennis Zhou <dennis@kernel.org>
* other accessor is the free path which only returns area back to the
* allocator not touching the populated bitmap.
*/
- while (!list_empty(&pcpu_chunk_lists[pcpu_to_depopulate_slot])) {
- chunk = list_first_entry(&pcpu_chunk_lists[pcpu_to_depopulate_slot],
- struct pcpu_chunk, list);
+ while ((chunk = list_first_entry_or_null(
+ &pcpu_chunk_lists[pcpu_to_depopulate_slot],
+ struct pcpu_chunk, list))) {
WARN_ON(chunk->immutable);
/*