On 7/16/24 1:26 AM, Yang Yang wrote:
This patch achieves two purposes: 1. Check on ->cleared and update on both ->cleared and ->word need to be done atomically, and using spinlock could be the simplest solution. 2. Add extra check in sbitmap_deferred_clear(), to identify whether ->word has free bits.
Reviewed-by: Bart Van Assche <bvanassche@xxxxxxx>
