percpu-refcount: Introduce percpu_ref_resurrect()
This function will be used in a later patch to switch the struct request_queue q_usage_counter from killed back to live. In contrast to percpu_ref_reinit(), this new function does not require that the refcount is zero. Signed-off-by:Bart Van Assche <bvanassche@acm.org> Acked-by:
Tejun Heo <tj@kernel.org> Reviewed-by:
Ming Lei <ming.lei@redhat.com> Cc: Christoph Hellwig <hch@lst.de> Cc: Jianchao Wang <jianchao.w.wang@oracle.com> Cc: Hannes Reinecke <hare@suse.com> Cc: Johannes Thumshirn <jthumshirn@suse.de> Signed-off-by:
Jens Axboe <axboe@kernel.dk>
parent
0d25bd07
Please register or sign in to comment